VCXO3506-PF-LVDS-xxxx.xxxxxxMHz-X-Y-Z
SDF Voltage-controlled Oscillators 5 x 7 mm SMD
Features
Picture of Part
Frequency Range 10 MHz to 1500 MHz
Software Defined Output Frequency to six decimal places
7 mm x 5.0 mm x 1.80 mm ceramic SMD 4-pad
+/- 50 ppm total stability
-40°C to 85°C
1 to 1.5 pico-second phase jitter ( 12KHz to 20 MHz )
LVDS outputs
+/- 100 ppm min. PULL
Typical Applications
GbE Ethernet, SONET, Fibre channel, FPGA, and A/D clock reference devices
Description
A new generation of software defined VCXO oscillators has been developed using the latest low noise synthesizer
integrated circuit topologies. Any customer desired frequency can be defined inside the oscillator device accurate to
six decimal places.
Mechnical Drawing and PIN Connections
Unit: mm
Product
Pad
Pad 1
Pad 2
Pad 3
Pad 4
Pad 5
Pad 6
Dynamic Engineers, Inc.
Rev.1
XO
High Enable
No Connection
VCXO
Voltage Control
High Enable
Ground
CMOS: Output
LVPECL, LVDS: Differential Output
CMOS: No connection
LVPECL, LVDS: Complementary Output
Supply volltage
1
VCXO3506-PF-LVDS-xxxx.xxxxxxMHz-X-Y-Z
SDF Voltage-controlled Oscillators 5 x 7 mm SMD
Specifications
General Specifications: at Ta=+25°C,
LVDS
Output Logic Type
10 ~ 1500 MHz
Frequency Range
Differential
Load
VDD = +2.5V D.C. ± 5%
Power Supply Voltage (VDD)
VDD = +3.3V D.C. ± 10%
Output “High” Voltage; VOH
Output “Low” Voltage; VOL
Frequency Stability
Duty Cycle
Rise Time (Tr)/Fall Time (Tf)
(10% VDD – 90% VDD)
Current Consumption
VDD = +2.5V
All values are typical and over
operating temperatures.
Current Consumption
VDD = +3.3V
All values are typical and over
operating temperatures.
Current with Output Disabled
Start-up Time
Aging
OE Pad Input
XOs: Pad 1
VCXOs: Pad 2
Output Enable Time
Output Disable Time
Dynamic Engineers, Inc.
Differential Output Voltage (VOD)
175 mV min.
350 mV typ.
50 mV max.
1.25V typ.
50 mV max.
VOD Magnitude Change(Δ VOD)
Offset Voltage (VOS)
VOS Magnitude Change (Δ VOS)
Standard ±50 ppm over -40°C to 85°C
***Other frequency stabilities are available
***Inclusive of all conditions: Calibration tolerance at 25°C, frequency stability over
the operating temperature range, first year aging at 25°C, supply voltage and output
load changes, shock and vibration.
50% ± 5%
125 pS. min. 350 pS. max.
150 pS. min. 350 pS. max.
100 MHz: 16 mA
250 MHz: 18 mA
500 MHz: 21 mA
750 MHz: 22 mA
1 GHz: 24 mA
1.35 GHz: 26 mA
100 MHz: 18 mA
250 MHz: 20 mA
500 MHz: 22 mA
750 MHz: 24 mA
1 GHz: 26 mA
1.35 GHz: 28 mA
16 mA typical
10 ms max.
±2 ppm max. first year at 25°C; ±10 ppm max. over 10 years
Output Enable Function
70% of VDD minimum or no connection to enable output. LVCMOS/LVTTL level.
30% of VDD maximum to disable output (high impedance). LVCMOS/LVTTL level.
200 ns max.
50 ns max.
Rev.1
2
VCXO3506-PF-LVDS-xxxx.xxxxxxMHz-X-Y-Z
Vcontrol pin (pin 1)
SDF Voltage-controlled Oscillators 5 x 7 mm SMD
Power Supply Voltage (VDD)
Vcontrol Range
Frequency Deviation Range
Linearity
Transfer Function
Input Impedance
Bandwidth
Type
Lead Time
Technology
Phase Jitter, rms
(12 KHz to 20 MHz)
Phase Jitter, rms
(1.875 MHz to 20 MHz)
Time Domain Jitter
VCXOs (Voltage Controlled Crystal Oscillators)
VDD = +2.5 V; Vcontrol Center = +1.25V
VDD = +3.3 V; Vcontrol Center = +1.65V
+0.2V ~ 2.3V
+0.3V ~ +3.0V
±100 ppm min.
±100 ppm min.
±10% max.
Positive Transfer
1 MΩ typical
50 KHz min. Measured at -3 dB.
Product Classification
Fractional N Synthesizer
1 to 5 days
Any frequency in the range with ±5 ppm
max. frequency tolerance accuracy.
Integer N Sythesizer
1 to 4 weeks
Controlled integer relationship with the
crystal, VCO and output frequency.
1.0 pS typical; 1.5 pS max.
0.6 pS typical; 1.0 pS max.
< 100 fs
< 2.5 pS rms
< 20 pS p-p
Power Supply Voltage (VDD)
ROHS Status
Storage Temp. Range
Humidity
Fine Leak / Gross Leak
Solderability
Reflow
Vibration
Shock
Resistance to Solvent
Temperature Cycling
ESD Rating
Absolute Maximum Ratings
+4.0 V max.
Environmental Performance Specifications
RoHS compliant, Pb (lead) free in accordance with EU Directive 2002/95/EC
6/6 (2002/95/EC) and WEEE (2002/96/EC)
-55 to 125°C
85% RH, 85°C, 48 hours
MIL-Std-883, method 1014, condition A / MIL-Std-883, method 1014, condition C
MIL-STD-202F method 208E
260°C for 10 sec. 2X.
MIL-STD-202F method 204, 35G, 50 to 2000 Hz
MIL-STD-202F method 213B, test condi. E, 1000GG ½ sine wave
MIL-STD-202, method 215
MIL-STD-883, method 1010
>2000 V (per MIL-STD-883, method 3015)
Ordering Options:
X = 2 for 2.5V supply; = 3 for 3.3V supply
Y = F for Fractional; = N for Integer N
Z = C for clock oscillator; = VC for voltage-controlled oscillator
Dynamic Engineers, Inc.
Rev.1
3