L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E LMX2485E and LMX2487E Dual PLLatinum™ Frequency Synthesizer Evaluation Board Operating Instructions Texas Instruments September 2012 1 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Table of Contents TABLE OF CONTENTS.............................................................................................................................................. 2 GENERAL DESCRIPTION .......................................................................................................................................... 3 EVALUATION BOARD KIT CONTENTS ..................................................................................................................................3 AVAILABLE LMX248XE EVALUATION BOARDS ....................................................................................................................3 AVAILABLE LMX248X FAMILY DEVICES .............................................................................................................................3 QUICK START ......................................................................................................................................................... 4 EXAMPLE: USING CODELOADER TO PROGRAM THE LMX248XE ............................................................................. 5 1. START CODELOADER 4 APPLICATION..............................................................................................................................5 2. SELECT DEVICE ..........................................................................................................................................................5 3. PROGRAM/LOAD DEVICE.............................................................................................................................................6 PLL LOOP FILTERS AND LOOP PARAMETERS........................................................................................................... 7 RF PLL LOOP FILTER ......................................................................................................................................................7 RECOMMENDED TEST EQUIPMENT........................................................................................................................ 8 APPENDIX A: TYPICAL PHASE NOISE PERFORMANCE PLOTS................................................................................... 9 LMX2485E PHASE NOISE PLOTS .....................................................................................................................................9 APPENDIX C: LMX2485E AND LMX2487E SCHEMATICS ........................................................................................ 15 LMX2485E SCHEMATIC ...............................................................................................................................................15 LMX2487E SCHEMATIC ...............................................................................................................................................16 APPENDIX D: BILL OF MATERIALS ........................................................................................................................ 17 APPENDIX E: PCB LAYERS STACKUP ..................................................................................................................... 21 APPENDIX F: PCB LAYOUT .................................................................................................................................... 22 LAYER #1 – TOP ..........................................................................................................................................................22 LAYER #2 – RF GROUND PLANE .....................................................................................................................................23 LAYER #3 – POWER .....................................................................................................................................................24 LAYER #3 – BOTTOM LAYER...........................................................................................................................................25 APPENDIX G: PROPERLY CONFIGURING LPT PORT ............................................................................................... 26 LPT DRIVER LOADING ...................................................................................................................................................26 CORRECT LPT PORT/ADDRESS .......................................................................................................................................26 CORRECT LPT MODE ....................................................................................................................................................27 EVALUATION BOARD/KIT/MODULE (EVM) .......................................................................................................... 32 2 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E General Description The LMX248xE Evaluation Board simplifies evaluation of the LMX248x PLLatinum™ dual frequency synthesizer. Texas Instrument’s CodeLoader software can be used to program the internal registers of the LMX248x device through the MICROWIRETM interface. The CodeLoader software will run on a Windows 2000 or Windows XP PC and can be downloaded from http://www.ti.com/codeloader. Evaluation Board Kit Contents The evaluation board kit includes: (1) LMX2485E or LMX2487E Evaluation Board from Table 1 (1) CodeLoader uWire cable (LPT uWire) Available LMX248xE Evaluation Boards Table 1: Available Evaluation Board Configurations Evaluation Board ID Device LMX2485E EVAL LMX2487E EVAL LMX2585E LMX2487E PLL1 VCO Crystek CVCO55CL Crystek CVCO55BH VCO Frequency Range 60 to 110 MHz 4100 to 4300 MHz Available LMX248x Family Devices The LMX248xE Evaluation Board supports can support any of the devices offered in the LMX248x Family, shown in Table 2. The Evaluation board is manufactured in the options shown in Table 1. The LMX248xE versions were chosen to provide the widest possible frequency coverage. Therefore the user can replace the installed VCO with a VCO of their choice to evaluate performance for their application. Table 2: LMX248x Devices Device LMX2485 LMX2485E LMX2486 LMX2487 LMX2487E RF PLL Frequency Range 500 to 3000 MHz 50 to 3000 MHz 1000 to 4500 MHz 1000 to 6000 MHz 3000 to 7500 MHz 3 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Quick Start Full evaluation board instructions are downloadable from the LMX248xE device product folder at www.ti.com. 1. Connect a power supply voltage of 5 V to the VccVCO SMA connector. The onboard LP5900SDX-3.3 LDO regulator will output a low-noise 3.3 V supply to operate the device, but the VCO and active loop filter is powered by 5 V. 2. Connect a reference clock from a signal source to the OSCin SMA port. Use 10 MHz for default. The reference frequency depends on the device programming. 3. Connect the uWire header to a PC parallel port using the CodeLoader cable. A USB interface is also available (search for “USB2UWIRE-IFACE” at www.ti.com). 4. Program the device with a default mode using CodeLoader. Ctrl+L must be pressed at least once to load all registers. Alternatively click menu “Keyboard Controls” “Load Device”. CodeLoader can be downloaded from www.ti.com/tool/codeloader/. 5. Measurements may be made on the RFout connector. 2 Reference Reference clock from signal generator or other external source. 10 MHz (Default) 1 Power Laptop or PC 3 Program with CodeLoader Be sure to press ‘Ctrl - L’ RFout Parallel Port Ribbon Cable 5.0 V Parallel Port Connector Figure 1: Quick Start Diagram 4 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Example: Using CodeLoader to Program the LMX248xE The purpose of this section is to walk the user through using CodeLoader 4 to make some measurements with the LMX2485E device as an example. For more information on CodeLoader refer to the CodeLoader 4 instructions located at http://www.ti.com/tool/codeloader. Before proceeding, be sure to follow the Quick Start section above to ensure proper connections. 1. Start CodeLoader 4 Application Click “Start” “Programs” “CodeLoader 4” “CodeLoader 4” The CodeLoader 4 program is installed by default to the CodeLoader 4 application group. 2. Select Device Click “Select Device” “PLL - Fractional” “LMX2485E” Once started CodeLoader 4 will load the last used device. To load a new device click “Select Device” from the menu bar, then select the subgroup and finally device to load. For this example, the LMX2485E is chosen. Selecting the device does cause the device to be programmed. Figure 2 – Selecting the LMX2485E device 5 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E 3. Program/Load Device Assuming the Port Setup settings are correct, press the “Ctrl+L” shortcut or click “Keyboard Controls” “Load Device” from the menu to program the device to the current state of the newly loaded LMX2485E file. Once the device has been initially loaded, CodeLoader will Figure 3 – Loading the Device automatically program changed registers so it is not necessary to re-load the device upon subsequent changes in the device configuration. It is possible to disable this functionality by ensuring there is no checkmark by the “Options” “AutoReload with Changes.” Because a default mode will be restored in the next step, this step isn’t really needed but included to emphasize the importance of pressing “Ctrl+L” to load the device at least once after starting CodeLoader, restoring a mode, or restoring a saved setup using the File menu. See CodeLoader 4 instructions located at http://www.ti.com/tool/codeloader for more information on Port Setup. Appendix G: Properly Configuring LPT Port contains information on troubleshooting communications. Figure 4 - LMX2485E RF PLL Tab 6 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E PLL Loop Filters and Loop Parameters TI’s Clock Design Tool can be used to optimize PLL phase noise/jitter for given specifications. See: http://www.ti.com/tool/codeloader. RF PLL Loop Filter Table 3: RF PLL Loop Filter Parameters VCO Used VCO Gain VCO Input Capacitance Nominal Output Frequency Phase Margin Loop Bandwidth Reference Clock Frequency Kφ (Charge Pump) Phase Detector Freq PLL Supply VCO Supply C1 C2 C3 C4 R2 R3 R4 LMX2485E Crystek CVCO55CL 8 MHz/V 330 pF 55 to 80 MHz 60 5 10 MHz 8X (760 μA) 2000 kHz 3.3 V 5V 10 nF 680 nF 15 nF 1 nF 180 Ω 220 Ω 3.3 k Ω LMX2487E Crystek CVCO55BH 100 MHz/V 10 pF 4000 to 4400 MHz 50 15 10 MHz 8X (760 μA) 20000 kHz 3.3 V 5V 5.6 nF 120 nF 220 pF 1 nF 270 Ω 1.2 kΩ 1.2 k Ω Note: PLL Loop Bandwidth is a function of K, Kvco, N as well as loop components. Changing K and N will change the loop bandwidth. 7 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Recommended Test Equipment Power Supply The Power Supply should be a low noise power supply, particularly when the devices on the board are being directly powered (onboard LDO regulators bypassed). Phase Noise / Spectrum Analyzer To measure phase noise and RMS jitter, an Agilent E5052 Signal Source Analyzer is recommended. An Agilent E4445A PSA Spectrum Analyzer with the Phase Noise option is also usable although the architecture of the E5052 is superior for phase noise measurements. At frequencies less than 100 MHz the local oscillator noise of the E4445A is too high and measurements will reflect the E4445A’s internal local oscillator performance, not the device under test. 8 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Appendix A: Typical Phase Noise Performance Plots LMX2485E Phase Noise Plots LMX2485E Phase Noise -70 Phase Noise (dBc/Hz) -90 -110 -130 -150 -170 100 1000 10000 100000 1000000 10000000 100000000 Offset (Hz) 70.1 MHz, CP gain = 8x, FM = 2, Dithering Disabled 70.1 MHz, CP gain = 16x, FM = 2, Dithering Disabled Figure 5 - Impact of CPG on Phase Noise 9 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E LMX2485E Phase Noise -70 Phase Noise (dBc/Hz) -90 -110 -130 -150 -170 100 1000 10000 100000 1000000 10000000 100000000 Offset (Hz) 70.1 MHz, CP gain = 8x, FM = 2, Dithering Disabled 70.1 MHz, CP gain = 8x, FM = 3, Dithering Disabled 70.1 MHz, CP gain = 8x, FM = 4, Dithering Disabled Figure 6 - LMX2485E Impact of Fractional Modulator Order 10 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E LMX2485E Phase Noise -70 Phase Noise (dBc/Hz) -90 -110 -130 -150 -170 100 1000 10000 100000 1000000 10000000 Offset (Hz) 70.1 MHz, CP gain = 8x, FM = 2, Dithering Disabled 70.1 MHz, CP gain = 8x, FM = 2, Weak Dithering 70.1 MHz, CP gain = 8x, FM = 2, Strong Dithering Figure 7 - LMK2485E Impact of Dithering 11 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E LMX2487E Phase Noise Plots LMX2487E Phase Noise -60 Phase Noise (dBc/Hz) -80 -100 -120 -140 -160 100 1000 10000 100000 1000000 10000000 Offset (Hz) 4200.1 MHz, CP gain = 8x, FM = 2, Dithering Disabled 4200.1 MHz, CP gain = 16x, FM = 2, Dithering Disabled Figure 8 - LMX2487E Impact of CPG on Phase Noise 12 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E LMX2487E Phase Noise -60 Phase Noise (dBc/Hz) -80 -100 -120 -140 -160 100 1000 10000 100000 1000000 10000000 Offset (Hz) 4200.1 MHz, CP gain = 8x, FM = 2, Dithering Disabled 4200.1 MHz, CP gain = 8x, FM = 3, Dithering Disabled 4200.1 MHz, CP gain = 8x, FM = 4, Dithering Disabled Figure 9 - LMX2487E Impact on Fractional Modulator 13 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E LMX2487E Phase Noise -60 Phase Noise (dBc/Hz) -80 -100 -120 -140 -160 100 1000 10000 100000 1000000 10000000 Offset (Hz) 4200.1 MHz, CP gain = 8x, FM = 2, Dithering Disabled 4200.1 MHz, CP gain = 8x, FM = 2, Weak Dithering 4200.1 MHz, CP gain = 8x, FM = 2, Strong Dithering Figure 10 - LMX2487E Impact of Dithering 14 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Appendix C: LMX2485E and LMX2487E Schematics LMX2485E Schematic 1 2 3 4 5 6 PCB Part Number: 551600806 - 001 REV A VccPLL VddIF1 C2 R2 R3 VccPLL 1 DNP L2 DNPC6 10µF 0 C5 0.1µF DNP 142-0701-851 142-0701-851 VddRF3 C3 R4 10.0 VddRF4 C7 R6 FID2 A 1µF VddRF5 C40 1µF 51 142-0701-851 R2_RF 180 R17 DNP 1.00k 0.01µF R20 0 R54 DNP 0 DNPC13 0.1µF C16 VccRFAMP C17 TP_VtuneRF R21 0 5 4 3 2 DNP 51 142-0701-851 R2pRF DNP 0 0.68µF C1_RF VccIFAMP R19 R18 DNP DNP 0 0 DNPC15 0.1µF OSCin 1 DNP R13 4700pF C2pRF R14 OSCin* 1 10.0 C2_RF C14 0.1µF 0.1µF 0.1µF 5 U3 NC NC DAP GND 3.3k R4_RF R3_RF R55 C4_RF 220 C3_RF 0.015µF 0 1000pF U5 4 1 LM6211MF V+ V- 3 R23 VccPLL 0 R24 10k C21 1µF C18 DNPC20 0.1µF B VddRF3 100pF C2pIF 0.01µF DNP LP5900SDX-3.3 GND 20 19 ENOSC OSCin* OSCin 21 22 23 24 CPoutRF VddRF3 1 FLoutRF 16 DNP R22 DNP 0 1800pF R26 DNP 0 VccIFAMP C23 DNP U1 TP_OSCout OSCout 18 2 3 4 5 VccRFVCO 13 VddIF2 C24 142-0701-851 14 C25 0.1µF C26 100pF 12 GND 15 R29 18 5 Vcc GND GND RFout VddRF4 2 3 1 GND Vt GND GND GND GND RFout 1 MOD 9 8 GND GND 7 11 6 10 5 GND 4 100pF U2 C2_IF R2_IF DNP DNP 8.2k C1_IF 0.01µF R25 DNP 1.00k C22 VddRF4 2 R27 18 R28 DNP 68 R31 18 C29 GND VddIF2 17 4 VccPLL R30 DNP 10k 100pF VddRF1 C28 3 0 VddRF1 GND* CPoutIF 16 3 DNPC27 1µF 0.1µF U4 LM6211MF 1 C3_IF R3_IF DNP 0 V+ V- DNP DNP 100pF 2 2 5 3 2 1 OUT EN C19 10µF 7 0.375" Standoff 10.0 DNP IN S4 0.375" Standoff VddRF2 C9 R10 VccIFVCO R16 R15 DNP DNP 0 0 DNPC12 0.1µF 4 0.375" Standoff S3 FID1 1µF 10.0 VccRFAMP R12 R11 DNP 10.0 0 C11 0.1µF 6 S2 0.375" Standoff VddRF1 C8 R56 B S1 1µF R7 0.1µF FID3 1µF 10.0 VccRFVCO R9 R8 DNP 10.0 0 C10 ESD Susceptible 1µF 10.0 2 3 4 5 C4 10µF 2 3 4 5 A R5 DNP 0 5 4 3 2 L1 PCB LOGO Texas Instruments VddIF2 C1 1µF R1 10.0 VccVCO 1 PCB LOGO 0.1µF TP_VtuneIF 4 FinRF GND 15 13 8 GND 2 3 1 GND Vt Vcc GND 16 15 VccIFVCO C 14 13 DNPC33 100pF C41 100pF 12 11 DNPC34 100pF R35 15k R36 15k Ftest/LD 1 DNP C36 0.1µF R39 R41 DNP 18 142-0701-851 15k TP_Ftest/LD VccPLL 27k R42 R38 DNP 18 R40 DNP 18 R44 DNP 68 IFout 1 DNP 5 4 3 2 VddRF5 C35 100pF 27k R37 Drain Source U7 NFET 2 1µF Gate VccPLL R47 27k C37 1 142-0701-851 3 R45 DNP 15k DNP 27k R46 GND 9 15k uWire DNP 5 4 3 2 VddRF2 R34 2 4 6 8 10 GND VccPLL 27k R33 1 3 5 7 9 7 100pF 15k TP_TRIGGER DNP U6 GND MOD GND Ftest/LD VddRF5 CE FinIF GND 12 11 CLK VddRF2 10 R32 9 7 DATA LE 8 6 6 GND 5 100pF C32 GND 14 GND VddIF1 RFout FinRF* 10 5 100pF GND VddIF1 C31 C30 C 4 0.1µF R43 270 D R51 DNP 15k DNP 27k R52 D1 LED D VccPLL R53 DNP 27k DNP C39 100pF Texas Instruments and/or its licensors do not warrant the accuracy or completeness of this specification or any information contained therein. Texas Instruments and/or its licensors do not warrant that this design will meet the specifications, will be suitable for your application or fit for any particular purpose, or will operate in an implementation. Texas Instruments and/or its licensors do not warrant that the design is production worthy. You should completely validate and test your design implementation to confirm the system functionality for your application. 1 2 3 4 15 SNAU137 Designed for: Public Release Mod. Date: 9/25/2012 Project: LMX258X Sheet Title: ChangeMe Sheet:2 of 3 Size: B Schematic: 870600806 Rev: 1 Assembly Variant: LMX2485E File: 870xxxxxx_BlankSheet_ANSI-B.SchDoc Contact: http://www.ti.com/support 5 http://www.ti.com © Texas Instruments 2012 6 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E LMX2487E Schematic 1 2 3 4 5 6 PCB Part Number: 551600806 - 001 REV A VccPLL R1 10.0 VddIF1 C2 R2 VccPLL 1 DNP L2 DNPC6 10µF DNP 142-0701-851 142-0701-851 VddRF3 C3 R4 10.0 FID2 A 1µF 10.0 VddRF5 C40 1µF OSCin* 1 10.0 4700pF C2pRF DNP 51 142-0701-851 142-0701-851 270 R17 DNP 1.00k R20 0 R54 DNP 0 DNPC13 0.1µF C16 VccRFAMP C17 TP_VtuneRF R21 0 51 R2_RF 0.12µF C1_RF VccIFAMP R19 R18 DNP DNP 0 0 DNPC15 0.1µF OSCin 1 DNP R2pRF DNP 0 5600pF C14 0.1µF 0.1µF 0.1µF 5 U3 NC NC DAP GND 1.2k R4_RF R3_RF R55 C4_RF 1.2k C3_RF 220pF 0 1000pF U5 4 1 LM6211MF V+ V- 3 R23 VccPLL 0 R24 10k C21 1µF C18 DNPC20 0.1µF B VddRF3 100pF C2pIF 0.01µF DNP LP5900SDX-3.3 GND 20 19 ENOSC 21 OSCin* OSCin 22 VddRF3 23 24 CPoutRF FLoutRF 1 DNP R22 DNP 0 1800pF R26 DNP 0 VccIFAMP C23 DNP U1 TP_OSCout OSCout 18 2 3 4 5 16 GND VccRFVCO 13 VddIF2 C24 142-0701-851 14 C25 0.1µF C26 100pF R29 18 5 15 12 GND Vcc RFout GND VddRF4 1 3 2 Vt GND GND GND GND RFout 1 GND MOD 9 8 GND GND 7 11 6 10 5 GND 4 100pF U2 C2_IF R2_IF DNP DNP 8.2k C1_IF 0.01µF R25 DNP 1.00k C22 VddRF4 2 R27 18 R28 DNP 68 R31 18 C29 GND VddIF2 17 4 VccPLL R30 DNP 10k 100pF VddRF1 C28 3 0 VddRF1 GND* CPoutIF 16 3 DNPC27 1µF 0.1µF U4 LM6211MF 1 C3_IF R3_IF DNP 0 V+ V- DNP DNP 100pF 2 2 5 3 2 1 OUT EN C19 10µF 7 0.375" Standoff VddRF2 C9 R10 VccRFAMP R11 DNP 0 C11 0.1µF IN S4 0.375" Standoff 1µF 10.0 C2_RF 4 0.375" Standoff S3 FID1 VddRF1 C8 R7 DNP 6 S2 0.375" Standoff 1µF VccIFVCO R16 R15 DNP DNP 0 0 DNPC12 0.1µF B S1 5 4 3 2 10.0 FID3 VddRF4 C7 R6 R56 R12 ESD Susceptible 1µF 10.0 VccRFVCO R9 R8 DNP 10.0 0 C10 0.1µF PCB LOGO Texas Instruments 1µF 10.0 R14 0 C5 0.1µF R13 C4 10µF 2 3 4 5 A R3 2 3 4 5 L1 R5 DNP 0 5 4 3 2 VccVCO 1 PCB LOGO VddIF2 C1 1µF 0.1µF TP_VtuneIF 4 FinRF GND 15 8 1 3 2 Vt GND Vcc GND 16 15 VccIFVCO C 14 13 DNPC33 100pF C41 100pF 12 11 DNPC34 100pF R35 15k R36 15k Ftest/LD 1 DNP C36 0.1µF R39 R41 DNP 18 142-0701-851 15k TP_Ftest/LD VccPLL 27k R42 R38 DNP 18 R40 DNP 18 R44 DNP 68 IFout 1 DNP 5 4 3 2 VddRF5 C35 100pF 27k R37 Gate 3 Drain U7 NFET 2 1µF 1 142-0701-851 VccPLL R47 27k C37 Source R45 DNP 15k DNP 27k R46 GND 9 15k uWire GND 5 4 3 2 VddRF2 R34 2 4 6 8 10 DNP VccPLL 27k R33 1 3 5 7 9 7 100pF 15k TP_TRIGGER DNP GND GND 13 U6 GND MOD GND Ftest/LD FinIF GND 12 CE VddRF5 11 CLK VddRF2 10 R32 9 7 DATA LE 8 6 6 GND 5 100pF C32 GND VddIF1 100pF RFout FinRF* 14 10 5 GND VddIF1 C31 C30 C 4 0.1µF R43 270 D R51 DNP 15k DNP 27k R52 D1 LED D VccPLL R53 DNP 27k DNP C39 100pF Texas Instruments and/or its licensors do not warrant the accuracy or completeness of this specification or any information contained therein. Texas Instruments and/or its licensors do not warrant that this design will meet the specifications, will be suitable for your application or fit for any particular purpose, or will operate in an implementation. Texas Instruments and/or its licensors do not warrant that the design is production worthy. You should completely validate and test your design implementation to confirm the system functionality for your application. 1 2 3 4 16 SNAU137 Designed for: Public Release Mod. Date: 9/25/2012 Project: LMX258X Sheet Title: ChangeMe Sheet:2 of 3 Size: B Schematic: 870600806 Rev: 1 Assembly Variant: LMX2487E File: 870xxxxxx_BlankSheet_ANSI-B.SchDoc Contact: http://www.ti.com/support 5 http://www.ti.com © Texas Instruments 2012 6 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Appendix D: Bill of Materials Table 4: Bill of Materials for LMX2485E Evaluation Boards Item Designator Description 1 2 Manufacturer PartNumber Quantity AA1 C1, C2, C3, C7, C8, C9, C37, C40 C1_RF C2_RF C3_RF C4, C19 C4_RF C5, C10, C11, C14, C16, C17, C25, C28, C29, C36 Printed Circuit Board CAP, CERM, 1uF, 16V, +/-10%, X5R, 0603 TBD by TI Kemet 551600806-001 REV A C0603C105K4PACTU 1 8 CAP, CERM, 0.01uF, 100V, +/-5%, X7R, 0603 CAP, CERM, 0.68uF, 10V, +/-10%, X5R, 0603 CAP, CERM, 0.015uF, 100V, +/-10%, X7R, 0603 CAP, CERM, 10uF, 10V, +/-10%, X5R, 0805 CAP, CERM, 1000pF, 50V, +/-5%, C0G/NP0, 0603 CAP, CERM, 0.1uF, 16V, +/-10%, X7R, 0603 Kemet Kemet Kemet Kemet Kemet Kemet C0603C103J1RACTU C0603C684K8PAC C0603C153K1RACTU C0805C106K8PACTU C0603C102J5GAC C0603C104K4RACTU 1 1 1 2 1 10 9 C18, C22, C24, C26, C30, C31, C35, C41 CAP, CERM, 100pF, 25V, +/-10%, X7R, 0603 AVX 06033C101KAT2A 8 10 11 12 13 14 C21 D1 FID1, FID2, FID3 L1 OSCin, RFout, VccVCO R1, R2, R4, R6, R7, R9, R10, R12, R56 CAP, CERM, 1uF, 10V, +/-10%, X5R, 0603 C0603C105K8PACTU 1594540000 N/A BLM18AG121SN1D 142-0701-851 1 1 3 1 3 RES, 10.0 ohm, 1%, 0.1W, 0603 Kemet Lumex N/A Murata Emerson Network Power Vishay-Dale CRCW060310R0FKEA 9 RES, 180 ohm, 5%, 0.1W, 0603 RES, 0 ohm, 5%, 0.1W, 0603 Vishay-Dale Vishay-Dale CRCW0603180RJNEA CRCW06030000Z0EA 1 5 RES, 220 ohm, 5%, 0.1W, 0603 RES, 3.3k ohm, 5%, 0.1W, 0603 RES, 51 ohm, 5%, 0.1W, 0603 RES, 10k ohm, 5%, 0.1W, 0603 RES, 18 ohm, 5%, 0.1W, 0603 RES, 15k ohm, 5%, 0.1W, 0603 Vishay-Dale Vishay-Dale Vishay-Dale Vishay-Dale Vishay-Dale Vishay-Dale CRCW0603220RJNEA CRCW06033K30JNEA CRCW060351R0JNEA CRCW060310K0JNEA CRCW060318R0JNEA CRCW060315K0JNEA 1 1 1 1 3 5 3 4 5 6 7 8 15 16 17 18 19 20 21 22 23 R2_RF R3, R20, R21, R23, R55 R3_RF R4_RF R14 R24 R27, R29, R31 R32, R34, R35, R36, R39 Fiducial mark. There is nothing to buy or mount. FB, 120 ohm, 500mA, 0603 Connector, SMT, End launch SMA 50 ohm 17 SNAU137 L M X 2 4 8 5 E 24 25 26 R33, R37, R42, R47 R43 S1, TP_Ftest/LD, TP_OSCout, TP_TRIGGER, TP_VtuneIF, TP_VtuneRF, U1 27 28 29 S2, S3, S4 U2 U3 30 U5 31 32 U7 uWire A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E RES, 27k ohm, 5%, 0.1W, 0603 Vishay-Dale CRCW060327K0JNEA 4 RES, 270 ohm, 5%, 0.1W, 0603 0.375" Standoff, LMX2485E Vishay-Dale Voltrex CRCW0603270RJNEA 1 7 0.375" Standoff Voltrex Crystek National Semiconductor National Semiconductor Fairchild FCI SPCS-6 CVCO55CL-0060-0110 LP5900SDX-3.3 3 1 1 LM6211MF 1 BSS138 52601-G10-8LF 1 1 Ultra Low Noise, 150mA Linear Regulator for RF/Analog Circuits Requires No Bypass Capacitor, 6-pin LLP Low Noise, RRO Op Amp with CMOS Input 18 SNAU137 L M X 2 4 8 5 E A N D Table 5 - LMX2487E Bill of Materials Item Designator 1 2 L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S Description G U I D E Manufacturer PartNumber Quantity AA1 C1, C2, C3, C7, C8, C9, C37, C40 C1_RF C2_RF Printed Circuit Board CAP, CERM, 1uF, 16V, +/-10%, X5R, 0603 TBD by TI Kemet 551600806-001 REV A C0603C105K4PACTU 1 8 CAP, CERM, 5600pF, 100V, +/-5%, X7R, 0603 CAP, CERM, 0.12uF, 10V, +/-10%, X5R, 0603 AVX MuRata 06031C562JAT2A GRM188R61A124KA01D 1 1 5 6 7 8 C3_RF C4, C19 C4_RF C5, C10, C11, C14, C16, C17, C25, C28, C29, C36 CAP, CERM, 220pF, 100V, +/-10%, X7R, 0603 CAP, CERM, 10uF, 10V, +/-10%, X5R, 0805 CAP, CERM, 1000pF, 50V, +/-5%, C0G/NP0, 0603 CAP, CERM, 0.1uF, 16V, +/-10%, X7R, 0603 AVX Kemet Kemet Kemet 06031C221KAT2A C0805C106K8PACTU C0603C102J5GAC C0603C104K4RACTU 1 2 1 10 9 C18, C22, C24, C26, C30, C31, C35, C41 CAP, CERM, 100pF, 25V, +/-10%, X7R, 0603 AVX 06033C101KAT2A 8 10 11 12 13 14 C21 D1 FID1, FID2, FID3 L1 OSCin, RFout, VccVCO R1, R2, R4, R6, R7, R9, R10, R12, R56 CAP, CERM, 1uF, 10V, +/-10%, X5R, 0603 C0603C105K8PACTU 1594540000 N/A BLM18AG121SN1D 142-0701-851 1 1 3 1 3 RES, 10.0 ohm, 1%, 0.1W, 0603 Kemet Lumex N/A Murata Emerson Network Power Vishay-Dale CRCW060310R0FKEA 9 RES, 270 ohm, 5%, 0.1W, 0603 RES, 0 ohm, 5%, 0.1W, 0603 Vishay-Dale Vishay-Dale CRCW0603270RJNEA CRCW06030000Z0EA 2 5 RES, 1.2k ohm, 5%, 0.1W, 0603 RES, 51 ohm, 5%, 0.1W, 0603 RES, 10k ohm, 5%, 0.1W, 0603 RES, 18 ohm, 5%, 0.1W, 0603 RES, 15k ohm, 5%, 0.1W, 0603 Vishay-Dale Vishay-Dale Vishay-Dale Vishay-Dale Vishay-Dale CRCW06031K20JNEA CRCW060351R0JNEA CRCW060310K0JNEA CRCW060318R0JNEA CRCW060315K0JNEA 2 1 1 3 5 RES, 27k ohm, 5%, 0.1W, 0603 Vishay-Dale CRCW060327K0JNEA 4 3 4 15 16 17 18 19 20 21 22 23 R2_RF, R43 R3, R20, R21, R23, R55 R3_RF, R4_RF R14 R24 R27, R29, R31 R32, R34, R35, R36, R39 R33, R37, R42, R47 Fiducial mark. There is nothing to buy or mount. FB, 120 ohm, 500mA, 0603 Connector, SMT, End launch SMA 50 ohm 19 SNAU137 L M X 2 4 8 5 E 24 25 26 27 S1, TP_Ftest/LD, TP_OSCout, TP_TRIGGER, TP_VtuneIF, TP_VtuneRF, U1 S2, S3, S4 U2 U3 28 U5 29 30 U7 uWire A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E 0.375" Standoff, LMX2487E Voltrex 0.375" Standoff Voltrex Crystek National Semiconductor National Semiconductor Fairchild FCI Ultra Low Noise, 150mA Linear Regulator for RF/Analog Circuits Requires No Bypass Capacitor, 6-pin LLP Low Noise, RRO Op Amp with CMOS Input 20 SNAU137 7 SPCS-6 CVCO55BH-4100-4300 LP5900SDX-3.3 3 1 1 LM6211MF 1 BSS138 52601-G10-8LF 1 1 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Appendix E: PCB Layers Stackup 6-layer PCB Stackup includes: Top Layer for high-priority high-frequency signals (2 oz.) FR4 Dielectric, 10 mils RF Ground plane (1 oz.) FR4, 23 mils Power plane #1 (1 oz.) FR4, 23 mils Bottom Layer copper clad for thermal relief (2 oz.) Top Layer 62.2 mil thick FR-4 (Er = 4.8) 10 mil RF Ground plane] FR4 (Er = 4.8) 23 mil Power plane #1 FR4 23 mil Bottom Layer 21 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Appendix F: PCB Layout Layer #1 – Top 22 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Layer #2 – RF Ground Plane 23 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Layer #3 – Power 24 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Layer #3 – Bottom Layer L 25 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Appendix G: Properly Configuring LPT Port LPT Driver Loading The parallel port must be configured for proper operation. To confirm that the LPT port driver is successfully loading click “LPT/USB” “Check LPT.” If the driver properly loads then the following message is displayed: Figure 11: Successfully Opened LPT Driver Successful loading of LPT driver does not mean LPT communications in CodeLoader are setup properly. The proper LPT port must be selected and the LPT port must not be in an improper mode. The PC must be rebooted after install for LPT support to work properly. Correct LPT Port/Address To determine the correct LPT port in Windows, open the device manager (On Windows XP, Start Settings Control Panel System Hardware tab Device Manager) and check the LPT port under the Ports (COM & LPT) node of the tree. It can be helpful to confirm that the LPT port is mapped to the expected port address, for instance to confirm that LPT1 is really mapped to address 0x378. This can be checked by viewing the Properties of the LPT1 port and viewing Resources tab to verify that the I/O Range starts at 0x378. CodeLoader expects the traditional port mapping: Port Address LPT1 0x378 LPT2 0x278 LPT3 0x3BC If a non-standard address is used, use the “Other” port address in CodeLoader and type in the port address in hexadecimal. It is possible to change the port address in the computer’s BIOS settings. The port address can be set in CodeLoader in the Port Setup tab as shown in Figure 12. Figure 12: Selecting the LPT Port Address 26 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Correct LPT Mode If communications are not working, then it is possible the LPT port mode is set improperly. It is recommended to use the simple, Output-only mode of the LPT port. This can be set in the BIOS of the computer. Common terms for this desired parallel port mode are “Normal,” “Output,” or “AT.” It is possible to enter BIOS setup during the initial boot up sequence of the computer. 27 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E EVALUATION BOARD/KIT/MODULE (EVM) ADDITIONAL TERMS Texas Instruments (TI) provides the enclosed Evaluation Board/Kit/Module (EVM) under the following conditions: The user assumes all responsibility and liability for proper and safe handling of the goods. Further, the user indemnifies TI from all claims arising from the handling or use of the goods. Should this evaluation board/kit not meet the specifications indicated in the User’s Guide, the board/ kit may be returned within 30 days from the date of delivery for a full refund. THE FOREGOING LIMITED WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY SELLER TO BUYER AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE. EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE, NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES. Please read the User's Guide and, specifically, the Warnings and Restrictions notice in the User's Guide prior to handling the product. This notice contains important safety information about temperatures and voltages. For additional information on TI's environmental and/or safety programs, please visit www.ti.com/esh or contact TI. No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine, process, or combination in which such TI products or services might be or are used. TI currently deals with a variety of customers for products, and therefore our arrangement with the user is not exclusive. TI assumes no liability for applications assistance, customer product design, software performance, or infringement of patents or services described herein. Mailing Address: Texas Instruments Post Office Box 655303 Dallas, Texas 75265 Copyright 2012, Texas Instruments Incorporated REGULATORY COMPLIANCE INFORMATION As noted in the EVM User’s Guide and/or EVM itself, this EVM and/or accompanying hardware may or may not be subject to the Federal Communications Commission (FCC) and Industry Canada (IC) rules. For EVMs not subject to the above rules, this evaluation board/kit/module is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end product fit for general consumer use. It generates, uses, and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to part 15 of FCC or ICES-003 rules, which are designed to provide reasonable protection against radio frequency interference. Operation of the equipment may cause interference with radio communications, in which case the user at his own expense will be required to take whatever measures may be required to correct this interference. General Statement for EVMs including a radio User Power/Frequency Use Obligations: This radio is intended for development/professional use only in legally allocated frequency and power limits. Any use of radio frequencies and/or power availability of this EVM and its development application(s) must comply with local laws governing radio spectrum allocation and power limits for this evaluation module. It is the user’s sole responsibility to only operate this radio in legally acceptable frequency space and within legally mandated power limitations. Any exceptions to this is strictly prohibited and unauthorized by Texas Instruments unless user has obtained appropriate experimental/development licenses from local regulatory authorities, which is responsibility of user including its acceptable authorization. For EVMs annotated as FCC – FEDERAL COMMUNICATIONS COMMISSION Part 15 Compliant 28 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E Caution This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. FCC Interference Statement for Class A EVM devices This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense. FCC Interference Statement for Class B EVM devices This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. For EVMs annotated as IC – INDUSTRY CANADA Compliant This Class A or B digital apparatus complies with Canadian ICES-003. Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. Concerning EVMs including radio transmitters This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. Concerning EVMs including detachable antennas Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser) gain approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary for successful communication. 29 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E This radio transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated. Antenna types not included in this list, having a gain greater than the maximum gain indicated for that type, are strictly prohibited for use with this device. ~ Cet appareil numérique de la classe A ou B est conforme à la norme NMB-003 du Canada. Les changements ou les modifications pas expressément approuvés par la partie responsable de la conformité ont pu vider l’autorité de l'utilisateur pour actionner l'équipement. Concernant les EVMs avec appareils radio Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes : (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à l'intention des autres utilisateurs, il faut choisir le type d'antenne et son gain de sorte que la puissance isotrope rayonnée équivalente (p.i.r.e.) ne dépasse pas l'intensité nécessaire à l'établissement d'une communication satisfaisante. Le présent émetteur radio a été approuvé par Industrie Canada pour fonctionner avec les types d'antenne énumérés dans le manuel d’usage et ayant un gain admissible maximal et l'impédance requise pour chaque type d'antenne. Les types d'antenne non inclus dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de l'émetteur. Important Notice for Users of this Product in Japan】 This development kit is NOT certified as Confirming to Technical Regulations of Radio Law of Japan! If you use this product in Japan, you are required by Radio Law of Japan to follow the instructions below with respect to this product: (1) Use this product in a shielded room or any other test facility as defined in the notification #173 issued by Ministry of Internal Affairs and Communications on March 28, 2006, based on Sub-section 1.1 of Article 6 of the Ministry’s Rule for Enforcement of Radio Law of Japan, (2) Use this product only after you obtained the license of Test Radio Station as provided in Radio Law of Japan with respect to this product, or (3) Use of this product only after you obtained the Technical Regulations Conformity Certification as provided in Radio Law of Japan with respect to this product. Also, please do not transfer this product, unless you give the same notice above to the transferee. Please note that if you could not follow the instructions above, you will be subject to penalties of Radio Law of Japan. Texas Instruments Japan Limited (address) 24-1, Nishi-Shinjuku 6 chome, Shinjukku-ku, Tokyo, Japan http://www.tij.co.jp 【ご使用にあたっての注意】 30 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E 本開発キットは技術基準適合証明を受けておりません。 本製品のご使用に際しては、電波法遵守のため、以下のいずれかの措置を取っていただく必要がありますのでご注意くだ さい。 (1)電波法施行規則第 6 条第 1 項第 1 号に基づく平成 18 年 3 月 28 日総務省告示第 173 号で定められた電波 暗室等の試験設備でご使用いただく。 (2)実験局の免許を取得後ご使用いただく。 (3)技術基準適合証明を取得後ご使用いただく。 なお、本製品は、上記の「ご使用にあたっての注意」を譲渡先、移転先に通知しない限り、譲渡、移転できないものと します。 上記を遵守頂けない場合は、電波法の罰則が適用される可能性があることをご留意ください。 日本テキサス・インスツルメンツ株式会社 東京都新宿区西新宿6丁目24番1号 西新宿三井ビル http://www.tij.co.jp 31 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E EVALUATION BOARD/KIT/MODULE (EVM) WARNINGS, RESTRICTIONS AND DISCLAIMERS For Feasibility Evaluation Only, in Laboratory/Development Environments. Unless otherwise indicated, this EVM is not a finished electrical equipment and not intended for consumer use. It is intended solely for use for preliminary feasibility evaluation in laboratory/development environments by technically qualified electronics experts who are familiar with the dangers and application risks associated with handling electrical mechanical components, systems and subsystems. It should not be used as all or part of a finished end product. Your Sole Responsibility and Risk. You acknowledge, represent and agree that: 1. You have unique knowledge concerning Federal, State and local regulatory requirements (including but not limited to Food and Drug Administration regulations, if applicable) which relate to your products and which relate to your use (and/or that of your employees, affiliates, contractors or designees) of the EVM for evaluation, testing and other purposes. 2. You have full and exclusive responsibility to assure the safety and compliance of your products with all such laws and other applicable regulatory requirements, and also to assure the safety of any activities to be conducted by you and/or your employees, affiliates, contractors or designees, using the EVM. Further, you are responsible to assure that any interfaces (electronic and/or mechanical) between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electrical shock hazard. 3. You will employ reasonable safeguards to ensure that your use of the EVM will not result in any property damage, injury or death, even if the EVM should fail to perform as described or expected. 4. You will take care of proper disposal and recycling of the EVM’s electronic components and packing materials. Certain Instructions. It is important to operate this EVM within TI’s recommended specifications and environmental considerations per the user guidelines. Exceeding the specified EVM ratings (including but not limited to input and output voltage, current, power, and environmental ranges) may cause property damage, personal injury or death. If there are questions concerning these ratings please contact a TI field representative prior to connecting interface electronics including input power and intended loads. Any loads applied outside of the specified output range may result in unintended and/or inaccurate operation and/or possible permanent damage to the EVM and/or interface electronics. Please consult the EVM User's Guide prior to connecting any load to the EVM output. If there is uncertainty as to the load specification, please contact a TI field representative. During normal operation, some circuit components may have case temperatures greater than 60oC as long as the input and output are maintained at a normal ambient operating temperature. These components include but are not limited to linear regulators, switching transistors, pass transistors, and current sense resistors which can be identified using the EVM schematic located in the EVM User's Guide. When placing measurement probes near these devices during normal operation, please be aware that these devices may be very warm to the touch. As with all electronic evaluation tools, only qualified personnel knowledgeable in electronic measurement and diagnostics normally found in development environments should use these EVMs. Agreement to Defend, Indemnify and Hold Harmless. You agree to defend, indemnify and hold TI, its licensors and their representatives harmless from and against any and all claims, damages, losses, expenses, costs and liabilities (collectively, "Claims") arising out of or in connection with any use of the EVM that is not in accordance with the terms of the agreement. This obligation shall apply whether Claims arise under law of tort or contract or any other legal theory, and even if the EVM fails to perform as described or expected. Safety-Critical or Life-Critical Applications. If you intend to evaluate the components for possible use in safety critical applications (such as life support) where a failure of the TI product would reasonably be expected to cause severe personal injury or death, such as devices which are classified as FDA Class III or similar classification, then you must specifically notify TI of such intent and enter into a separate Assurance and Indemnity Agreement. IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without 32 SNAU137 L M X 2 4 8 5 E A N D L M X 2 4 8 7 E E V A L U A T I O N B O A R D U S E R S G U I D E notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products are sold subject to TI’s terms and conditions of sale supplied at the time of order acknowledgment. TI warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with TI’s standard warranty. Testing and other quality control techniques are used to the extent TI deems necessary to support this warranty. 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