HAND BOOK OF ELECTRONICS BY DR. D. K. KAUSHIK PRINCIPAL MANOHAR MEMORIAL (P.G.) COLLEGE, FATEHABAD PART – I ANALOG ELECTRONICS CHAPTER -1. NETWORK ANALYSIS WITH D.C. SOURCE 1.1 Model for a Battery 1.2 Network analysis 1.2.1 Kirchoff’s Current Law 1.2.2 Kirchoff’s Voltage Law 1.3 Mesh and Node Method 1.3.1 Node Method 1.3.2 Mesh or Loop Method 1.4 Network Theorems 1.4.1 Superposition Theorem 1.4.2 Thevenin’s Theorem 1.4.3 Norton’s Theorem 1.4.4 Reciprocity Theorem 1.4.5 Millman’s Theorem 1.4.6 Maximum Power Transfer Theorem 1.4.7 Star – Delta Conversion CHAPTER – 2. TWO PORT NETWORK 2.1 Impedance Parameters 2.2 Admittance Parameters 2.3 Hybrid Parameters 2.4 Inverse Hybrid parameters 2.5 Transmission Parameters 2.6 Inverse Transmission Parameters 2.7 Transformation of Parameters 2.8 Interconnection of Two Port Networks 2.9 Dependent Sources 2.10 Reciprocity 2.11 Ideal Transformer 2.12 Impedance Converter 2.13 Gyrator 2.14 Cascading of Two Gyrators CHAPTER 3. NETWORKS WITH TIME VARYING SOURCES 3.1 Fourier Series 3.2 Sinusoidal Signal Applied to Different Elements 3.3 R – L Low Pass Filter 3.4 R – C Low Pass Filter 3.5 R – L High Pass Filter 3.6 R – C High Pass Filter 3.7 Band Pass Filter 3.8 Band Rejection Filter 3.9 Transient Response 3.9.1 Transient Response of R – C Circuit 3.9.2 Transient Response of R – L Circuit 3.10 Differentiating and Integrating circuit 3.10.1 R – C Differentiating circuit 3.10.2 R – C Integrating circuit CHAPTER – 4. PHYSICS OF SEMICONDUCTORS 4.1 Semiconductors 4.1.1 Intrinsic Semiconductors 4.1.2 Extrinsic or Doped Semiconductors 4.2 Effect of Temperature on Extrinsic Semiconductors 4.3 Concentration of Holes and Electrons in Extrinsic Semiconductors 4.4 Currents in Semiconductors 4.5 Properties of Ge and Si 4.6 P – N Junction Diode 4.7 Temperature Dependence of Reverse Saturation Current of the Diode 4.8 Diode Resistance 4.9 Ideal Diode 4.10 Circuit Model for Junction Diode 4.11 Junction Capacitances 4.12 Zener Diodes 4.13 Light Emitting Diodes 4.14 Photodiodes CHAPTER-5. APPLICATIONS OF DIODES 5.1 Rectifier Circuits 5.1.1 Half Wave Rectifier 5.1.2 Full Wave Rectifier 5.2 Peak Inverse Voltage 5.3 Bridge Rectifier 5.4 Filter circuits 5.4.1 Half Wave Rectifier With Shunt Capacitor Filter 5.4.2 Full Wave Rectifier With Shunt Capacitor Filter 5.4.3 Percentage Regulation 5.4.4 Series Inductor Filter 5.4.5 L – Section (or L – C ) Filter 5.4.6 π − Section Filter 5.5 Voltage Multiplier Circuits 5.5.1 Half Wave Voltage Doubler 5.5.2 Full Wave Voltage Doubler 5.5.3 Half Wave Voltage Multiplier 5.6 Clipper Circuits 5.6.1 Unbiased Positive Series Clipper 5.6.2 Unbiased Negative Series Clipper 5.6.3 Biased Positive Series Clipper 5.6.4 Biased Negative Series Clipper 5.6.5 Unbiased Positive Shunt Clipper 5.6.6 Unbiased Negative Shunt Clipper 5.6.7 Biased Positive Shunt Clipper 5.6.8 Biased Negative Shunt Clipper 5.7 Clamping Circuits 5.8 Log and Antilog Circuit 5.9 Zener Diode As Voltage Regulator CHAPTER – 6. JUNCTION TRANSISTOR 6.1 The Transistor 6.1.1 Minority Carrier Concentration in a Transistor 6.2 6.3 6.4 6.5 6.6 The Transistor in Active Region Current Components in a Transistor Base Width modulation or The Early Effect The Transistor As An Amplifier Transistor Characteristics in Common Base Configuration 6.6.1 Input Characteristics 6.6.2 Output Characteristics 6.7 Transistor Characteristics in Common Emitter Configuration 6.7.1 Input Characteristics 6.7.2 Output Characteristics 6.8 Common Emitter Current Gain 6.9 Common Collector Configuration 6.10 Ebers – Moll Model Of A Transistor 6.11 Maximum Voltage Rating CHAPTER – 7. THE TRANSISTORS AT LOW FREQUENCIES 7.1 Low Frequency h – parameter Model of a Transistor 7.2 Determination of h – parameters 7.3 Conversion of h – parameters in Three Configurations 7.4 An Analysis of Transistor Amplifier 7.5 Comparison of Transistor Amplifier Configuration 7.6 Miller’s Theorem 7.7 Dual of Miller’s Theorem 7.8 The Emitter Follower 7.9 Cascaded Transistor Amplifiers 7.10 Simplified Common Emitter Hybrid Model 7.10.1 Simplified Calculation for the Common Emitter Configuration 7.10.2 Simplified Calculation for the Common Base Configuration 7.10.3 Simplified Calculation for the Common Collector Configuration 7.11 CC – CC Cascaded Amplifier ( Darlington Pair) CHAPTER – 8. TRANSISTOR BIASING AND THERMAL STABILIZATION 8.1 Operating Point 8.2 Operating Point Stability 8.3 Stability Factors 8.4 Fixed Base Bias 8.5 Collector to Base Bias 8.6 Self Bias or Emitter Bias 8.7 Variation of Operating Point Stability with Simultaneous Variation of ICO, VBE and β 8.8 Bias Compensation 8.8.1 Diode Compensation for VBE 8.8.2 Diode Compensation for ICO 8.9 Thermistor and Sensistor Compensation 8.9.1 Thermistor Compensation 8.9.2 Sensistor Compensation 8.10 Thermal Runaway 8.10.1 Thermal Resistance 8.10.2 Condition to Prevent Thermal Runaway 8.10.3 Thermal Stability CHAPTER – 9. FIELD EFFECT TRANSISTORS 9.1 Field Effect Transistors 9.2 Junction Field Effect Transistor 9.2.1 Static Characteristics of JFET 9.3 Metal Oxide Semiconductor (MOS) FET 9.3.1 Enhancement Type MOSFET 9.3.2 Depletion Type MOSFET 9.3.3 Circuit Symbols 9.4 Parameters of FET 9.4.1 Drain Resistance rd 9.4.2 Transconductance gm 9.4.3 Amplification Factor µ 9.4.4 Relation Between Transconductance gm and Drain Current iDS of the FET 9.5 Small Signal Model of Field Effect Transistor 9.6 Low Frequency FET Amplifier 9.6.1 Common Source Amplifier 9.6.2 Common Drain Amplifier 9.6.3 Common Gate Amplifier 9.7 Biasing the FET 9.7.1 Source Self Bias 9.7.2 Voltage Divider Biasing 9.8 Common Source Amplifier at High Frequencies 9.9 Common Drain Amplifier (Source Follower) at High Frequencies CHAPTER – 10 MULTISTAGE AMPLIFIERS 10.1 Classification of Amplifiers 10.2 RC Coupled Amplifier 10.2.1 Frequency Response 10.2.2 Effect of Coupling Capacitor 10.2.3 Effect of Emitter Bye-pass Capacitor 10.2.4 High Frequency Response 10.3 Hybrid π − model For the CE Transistor Amplifier 10.4 Class A Power Amplifier 10.5 Transformer Coupled Amplifier 10.6 Class B Push Pull Amplifier 10.7 More About Properties of Amplifiers 10.7.1 Distortion 10.7.2 Noise in Amplifiers 10.7.3 Thermal Noise or Johnson Noise 10.7.4 Shot noise 10.7.5 Noise Figure CHAPTER – 11. FEEDBACK AMPLIFIER 11.1 Classification of Amplifiers 11.1.1 Voltage Amplifiers 11.1.2 Current Amplifiers 11.1.3 Transconductance Amplifiers 11.1.4 Transresistance Amplifiers 11.2 Classification of Feedback 11.3 Feedback Topologies 11.4 Effect of Feedback on Transfer Gain 11.4.1 Transfer Gain for Voltage Series Feedback Topology 11.4.2 Transfer Gain for Voltage Shunt Feedback Topology 11.4.3 Transfer Gain for Current Series Feedback Topology 11.4.4 Transfer Gain for Current Shunt Feedback Topology 11.5 Effect of Feedback on Input Resistance 11.5.1 Input Resistance for Voltage Series Feedback Topology 11.5.2 Input Resistance for Voltage Shunt Feedback Topology 11.5.3 Input Resistance for Current Series Feedback Topology 11.5.4 Input Resistance for Current Shunt Feedback Topology 11.6 Effect of Feedback on Output Resistance 11.7 Practical Feedback Circuits CHAPTER – 12. OPERATIONAL AMPLIFIERS 12.1 The Basic Operational Amplifier 12.2 The Inverting Amplifier 12.2.1 Practical Inverting Amplifier 12.3 The Non-Inverting Amplifier 12.3.1 Input Resistance of Voltage Series Feedback Amplifier 12.3.2 Output Resistance of Voltage Series Feedback Amplifier 12.3.3 Frequency Response of Voltage Series Feedback Amplifier 12.3.4 Stability in Voltage Series Feedback Amplifier 12.3.5 Distortion in Voltage Series Feedback Amplifier 12.4 Difference Amplifier 12.5 Common Mode Rejection Ratio 12.6 Emitter Coupled Differential Amplifier 12.6.1 Emitter Coupled Differential Amplifier Using Constant Current Bias 12.6.2 Use of Current Mirror as Constant Current Source 12.7 IC 741 Operational Amplifier CHAPTER – 13. APPLICATIONS OF OPERATIONAL AMPLIFIER 13.1 Error Voltages and currents in Operational Amplifiers 13.1.1 Input Bias Current 13.1.2 Input Offset Current 13.1.3 Input Offset Voltage 13.1.4 Thermal Drift 13.2 Applications of Operational Amplifiers 13.2.1 Sign Changer 13.2.2 Phase Shifter 13.3 Summing Amplifier 13.3.1 Non-inverting Summing Amplifier 13.4 Current –to –Voltage Converter 13.5 Voltage –to – Current Converter 13.6 D.C. Voltage Follower 13.7 A.C. Coupled Amplifier 13.7.1 A.C. Voltage Follower 13.8 Bridge Amplifier 13.9 Integrator 13.9.1 Practical Integrator 13.10 Differentiator 13.11 Logarithmic Amplifier 13.12 Antilogarithmic Amplifier 13.13 Logarithmic Multiplier CHAPTER – 14 . REGULATED POWER SUPPLY 14.1 Voltage Regulator 14.1.1 Percentage Regulation 14.1.2 Classification of Voltage Regulators 14.2 Series Voltage Regulator 14.2.1 Simple Series Regulator Circuit 14.2.2 Improved Series Regulator Circuit 14.2.3 Feedback Type of Voltage Regulator 14.3 Shunt Voltage Regulator 14.3.1 Zener Diode Shunt Regulator 14.3.2 Basic transistor Shunt Regulator 14.3.3 Improved Shunt Regulator 14.4 Regulators Using Operational Amplifiers 14.4.1 Series Voltage Regulator Using operational Amplifier 14.4.2 Modified Zener Biasing 14.4.3 Short Circuit Protection 14.5 Shunt Voltage Regulator Using OP-AMP 14.6 Adjustable Voltage regulator ICs 14.6.1 IC 723 Voltage Regulator 14.6.2 Three Terminal Adjustable Voltage Regulator ICs 14.6.3 Three Terminal Fixed Voltage Regulator ICs 14.7 Switch Mode Power Supply (SMPS) CHAPTER – 15. SINUSOIDAL OSCILLATORS 15.1 Principle of Operation 15.2 Negative Resistance 15.3 Classification of Oscillators 15.4 R C Phase Shift Oscillator 15.4.1 Transistor Phase Shift Oscillator 15.4.2 Operational Amplifier Phase Shift Oscillator 15.5 The Wien Bridge Oscillator 15.6 L-C Oscillator 15.7 Tuned Drain FET Oscillator 15.7 Tuned Collector Oscillator 15.8 General Form of Resonant Circuit Oscillators 15.9 Transistor Hartley Oscillator 15.10 Transistor Colpitt’s Oscillator 15.11 Crystal Oscillator CHAPTER – 16 . MULTIVIBRATORS 16.1 Bistable Multivibrator 16.2 Triggering Methods of Bistable Multivibrator 16.2.1 Asymmetrical Triggering 16.2.2 Symmetrical Triggering 16.3 Monostable Multivibrator 16.3.1 Collector Coupled Monostable Multivibrator 16.3.2 Emitter Coupled Monostable Multivibrator 16.4 Astable Multivibrator 16.5 Comparator 16.6 Schmitt Trigger 16.7 Astable Multivibrator using an Operational Amplifier 16.8 Monostable Multivibrator using an Operational Amplifier 16.9 Triangular Waveform Generator 16.10 Timer IC 555 16.10.1 Monostable Operation 16.10.2 Astable Operation 16.10.3 Saw tooth Generator 16.10.4 Voltage Controlled Oscillator CHAPTER – 17. ACTIVE FILTERS 17.1 Active Filters 17.2 First Order Low Pass Filter 17.3 Second Order Low Pass Filter 17.4 First Order High Pass Filter 17.5 Second Order High Pass Filter 17.6 Higher Order Filters 17.7 Band Pass Filters 17.7.1 Wide Band Pass Filter 17.7.2 Narrow Band Pass Filter 17.8 Band Rejection Filters 17.8.1 Wide Band Rejection Filter 17.8.2 Narrow Band Rejection Filter CHAPTER -18. SWITCHING DEVICES AND CIRCUITS 18.1 Unijunction Transistor 18.2 Unijunction Transistor Relaxation Oscillator 18.3 Silicon Controlled Rectifier 18.4 Half Wave Series Static Switch 18.5 Phase Control Circuit 18.6 SCR Half Wave Rectifier 18.7 SCR Full Wave Rectifier 18.8 Silicon Controlled switch 18.9 The Triac 18.10 The Diac 18.11 Dimmer Circuit CHAPTER -19. BRIDGE CIRCUITS 19.1 Wheatstone Bridge 19.1.1 Thevenin’s Equivalent Wheatstone Bridge 19.1.2 Slightly Unbalance Wheatstone Bridge 19.1.3 Sources of Errors in Wheatstone Bridge 19.2 Kelvin Bridge 19.2.1 Practical Kelvin Double Bridge 19.3 A C Bridges 19.4 Maxwell Bridge 19.5 Hay Bridge 19.6 Schering Bridge 19.7 Wien Bridge 19.8 Wagner Ground Connection CHAPTER – 20. TRANSDUCERS 20.1 Classification of Transducers 20.2 Selection Criteria for Transducer 20.3 Resistance Strain Gauge 20.4 Types of Strain Gauges 20.5 Potentiometric Transducer 20.6 Resistance Thermometer 20.7 Thermistor 20.8 Thermocouple 20.9 Photoelectric Transducer 20.9.1 Vacuum Photo tube 20.9.2 Gas Filled Phototubes 20.9.3 Photomultiplier Tubes 20.9.4 Photo Conductive Cell 20.9.5 Photo Voltaic Cell 20.9.6 Photo Junctions 20.10 Capacitive Transducers 20.11 Inductive Transducers 20.11.1 Change in Self Inductance with Number of Turns 20.11.2 Change in Self Inductance with Change in Permeability 20.11.3 Variable Reluctance Type Transducers 20.11.4 Linear Variable Differential Transducer (LVDT) 20.12 Piezoelectric Transducer 20.13 Microphones 20.13.1 Carbon Microphone 20.13.2 Moving Coil Microphone 20.13.3 Crystal Microphone 20.13.4 Capacitor Microphone 20.14 Loudspeaker CHAPTER – 21. ELECTRONIC INSTRUMENTS 21.1 Multimeters 21.1.1 Analog Multimeters 21.1.2 Electronic Multimeters 21.1.3 Digital Multimeters 21.2 Cathode Ray Oscilloscope 21.2.1 Cathode Ray tube 21.2.2 Construction 21.3 Applications of CRO 21.3.1 Measurement of Voltage and Time Period 21.3.2 Measurement of Phase Difference 21.4 Function Generator 21.5 Digital Frequency Meter PART – II DIGITAL ELECTRONICS CHAPTER – 22. NUMBER SYSTEM 22.1 22.2 22.3 22.4 22.5 22.6 22.7 22.8 22.9 22.10 22.11 22.12 Number System Binary Number System Octal Number System Hexadecimal Number System Conversion of Integer Decimal Number to Binary Number Conversion of Fractional Decimal Number to Binary Number Conversion of Octal to Binary and Vice – Versa Conversion of Hexadecimal to Binary and Vice – Versa Binary Addition Binary Subtraction Signed Numbers 22.11.1 1’s Complement Representation 22.11.2 2’s Complement Representation Signed Numbers using 2’s Complement 22.13 22.14 22.15 22.16 22.17 Addition/Subtraction of Signed Numbers in 2’s Complement Representation Nine’s and Ten’s Complement of Decimal Numbers 22.14.1 r’s and (r – 1)’s complement Binary Multiplication Binary Division Floating Point Representation of Binary Numbers CHAPTER – 23. Binary Codes 23.1 Binary Coded Decimal Numbers 23.2 Weighted Codes 23.3 Self Complementing Codes 23.4 Cyclic Codes 23.4.1 Conversion of Binary to Gray Code 23.4.2 Conversion of Gray Code to Binary 23.5 Error Detecting Codes 23.6 Error Correcting or Hamming Code 23.7 BCD Addition 23.8 Excess –3 Addition 23.9 Alphanumeric codes CHAPTER – 24. BOOLEAN ALGEBRA AND LOGIC GATES 24.1 Logic Operations 24.2 Postulates of Boolean Algebra 24.3 Two – Valued Boolean Algebra 24.4 Duality Principle 24.5 Theorems of Boolean Algebra 24.6 Venn Diagram 24.7 Truth Table 24.8 Canonical Forms for Boolean Function 24.8.1 Canonical SP (or SOP) Form 24.8.2 Canonical PS (or POS) Form 24.9 Realization of Boolean Function Using Gates 24.10 Other Logic Operations and Logic Gates 24.11 Realization of Boolean expressions using NAND/NOR alone CHAPTER – 25. SIMPLIFICATION OF BOOLEAN FUNCTIONS 25.1 Karnaugh map (K- Map) Method 25.1.1 Two Variable K – map 25.1.2 Three Variable K – map 25.1.3 Four variable K – map 25.2 Encircling of Groups 25.2.1 Pairs 25.2.2 Quads 25.2.3 Octets 25.2.4 Overlapping Groups 25.2.5 Rolling Groups 25.2.6 Redundant Groups 25.2.7 Simplification Procedure 25.3 Incompletely Specified Functions 25.4 NOR Implementation of Boolean Functions 25.5 Five and Six Variable K – map 25.5.1 Simplification of Five and Six Variable Maps 25.6 Quine – McCluskey Method CHAPTER – 26. COMBINATIONAL SWITCHING CIRCUITS 26.1 Combinational circuits 26.2 Half Adder 26.3 Full Adder 26.4 Parallel Binary Adder 26.5 BCD or 8421 adder 26.6 Excess – 3 Adder 26.7 Two’s Complement Adder/ Substractor CHAPTER – 27. MORE COMBINATIONAL CIRCUITS 27.1 Multiplexers 27.1.1 Expansion of Multiplexers 27.1.2 Applications of Multiplexers 27.2 Demultiplexers 27.3 Decoder 27.3.1 BCD – to – Decimal Decoder 27.3.2 BCD – to – Seven – Segment Decoder 27.4 Code converter 27.5 Encoders 27.5.1 Octal – to – Binary Encoder 27.5.2 Decimal – to – BCD Encoder 27.6 Priority Encoder 27.6.1 Decimal – to – BCD Priority Encoder 27.6.2 Octal to Binary Priority Encoder 27.7 Magnitude Comparator 27.8 Parity Generator/ Checker 27.9 Programmable Logic Devices 27.9.1 Field Programmable Logic Array (FPLA) 27.9.2 Programmable Array Logic (PAL) 27.9.3 Programmable Read Only Memory (PROM) CHAPTER – 28. LOGIC FAMILIES 28.1 AND Gate 28.2 OR Gate 28.3 NOT (Inverter) gate 28.4 Logic Families 28.5 Resistor – Transistor Logic (RTL) 28.6 Direct Coupled Transistor Logic (DCTL) 28.7 Integrated Injection Logic (IIL or I2L) 28.8 Diode – Transistor Logic (DTL) 28.9 High – Threshold Logic (HTL) 28.10 Transistor – Transistor Logic (TTL) 28.10.1 TTL NAND Gate with Totem-pole Output 28.10.2 TTL Inverter 28.10.3 TTL NOR Gate 28.10.4 TTL AND Gate 28.10.5 TTL OR Gate 28.10.6 Open Collector TTL Gates 28.10.7 Tri-state TTL Gates 28.10.8 More TTL Circuits 28.11 Schottky Transistor – Transistor Logic (STTL) 28.12 Emitter Coupled Logic (ECL) 28.13 MOS Logic 28.13.1 MOS inverter 28.13.2 MOS NOR gate 28.13.3 MOS NAND gate 28.14 Complementary MOS (CMOS) Logic 28.14.1 CMOS Inverter 28.14.2 CMOS NAND Gate 28.14.3 CMOS NOR Gate 28.15 Comparison of Logic Families CHAPTER – 29. FLIP-FLOPS 29.1 R S Flip-flop 29.1.1 R S Flip-flop with NAND Gates 29.1.2 Active Low R S Flip-flop with NAND Gates 29.2 Clocked R S Flip-flop 29.2.1 Clocked R S Flip-flop with NAND Latch 29.3 Triggering of Flip-flops 29.3.1 Edge Detector Circuit 29.4 The D Flip-flop 29.5 The J K Flip-flop 29.5.1 Edge Triggered J K Flip-flop 29.5.2 Edge Triggered T (Toggle) Flip-flop 29.5.3 Asynchronous Inputs 29.6 Master Slave J K flip-flop 29.7 Excitation Table of Flip-flops 29.8 Conversion of Flip-flops 29.9 Flip-flop Parameters CHAPTER – 30. FLIP-FLOPS 30.1 R S Flip-flop 30.1.1 R S Flip-flop with NAND Gates 30.1.2 Active Low R S Flip-flop with NAND Gates 30.2 Clocked R S Flip-flop 30.2.1 Clocked R S Flip-flop with NAND Latch 30.3 Triggering of Flip-flops 30.3.1 Edge Detector Circuit 30.4 The D Flip-flop 30.5 The J K Flip-flop 30.5.1 Edge Triggered J K Flip-flop 30.5.2 Edge Triggered T (Toggle) Flip-flop 30.5.3 Asynchronous Inputs 30.6 Master Slave J K flip-flop 30.7 Excitation Table of Flip-flops 30.8 Conversion of Flip-flops 30.9 Flip-flop Parameters CHAPTER – 31. SHIFT REGISTERS 31.1 Registers 31.2 Classifications of Registers 31.3 Serial In Parallel Out (SIPO) Shift Register 31.4 Serial In Serial Out (SISO) Shift Register 31.5 Parallel In Parallel Out (PIPO) Shift Register 31.6 Parallel In Serial Out (PISO) Shift Register 31.7 Bidirectional Shift Register 31.8 31.9 Universal Shift Register Cyclic Shift Registers 31.9.1 Ring Counter 31.9.2 Johnson Counter or Twisted Ring Counter 31.10 Shift Register IC Details 31.10 Shift Register IC Details 31.11 Applications of Shift Registers 31.11.1 Serial Adder 31.11.2 Parity Generator cum Checker 31.11.3 Time Delay 31.11.4 Data Conversion 31.11.5 Sequence Generator CHAPTER – 32. COUNTERS 32.1 Asynchronous Counters 32.2 Asynchronous Binary (Mod-16) Counter 32.3 Asynchronous Down Counters 32.4 Asynchronous Mod-16 Down Counter 32.5 Asynchronous Mod-16 Up / Down Counter 32.6 Other Asynchronous Counters 32.6.1 Asynchronous Decade Counter 32.7 Synchronous Counters 32.7.1 Synchronous Binary Counter 32.7.2 Design of Synchronous Mod – N Counter 32.7.3 Synchronous Decade counter 32.8 Synchronous Counters with Arbitrary Counting Sequence 32.9 Synchronous Controlled Counters 32.10 Generation of Control Signals 32.11 Counter ICs 32.12 Counter Applications 32.12.1 Event Counter 32.12.2 Digital Frequency Meter 32.12.3 Digital Clock 32.12.4 Parallel to Serial Data Conversion CHAPTER – 33. DIGITAL TO ANALOG AND ANALOG TO DIGITAL CONVERTERS 33.1 Digital to Analog Converter 33.1.1 Resistive Divider D/A converter 33.1.2 Binary Ladder D/A Converter 33.2 Performance Criteria for D/A Converter 33.3 D/A Converter IC 0808 33.4 Analog to Digital Converter 33.5 Simultaneous A/D Conveter 33.6 Successive Approximation A/D Converter 33.7 Counter or Digital Ramp type A/D Converter 33.8 Single Slope A/D Converter 33.9 Dual Slope A/D Converter 33.10 A / D Converter IC 0801 CHAPTER – 34. DIGITAL MEMORIES 34.1 Memory Parameters 34.2 Semiconductor Memories 34.3 Read Only Memories 34.3.1 Programmable Read Only Memory (PROM) 34.3.2 Erasable Programmable Read Only Memory (EPROM) 34.3.3 Electrically Erasable Programmable Read Only Memory (EEPROM) 34.4 Applications of ROMs 34.5 Random Access Memories 34.5.1 Bipolar RAM 34.5.2 Static MOS RAM Cell 34.5.3 Dynamic MOS RAM Cell 34.6 RAM ICs 34.7 Magnetic Memories 34.7.1 Magnetic Core Memory 34.7.2 Magnetic Disk Memory 34.7.3 Floppy Disk 34.7.4 Hard Disk System 34.8 Magnetic Bubble Memories 34.9 Charge Coupled Devices (CCDs) 34.10 Compact Disk Read Only Memory (CDROM) Appendix I. Decibel Appendix II. Switches Appendix III. Resistances Appendix IV. Capacitors Appendix V. Commonly used TTL ICs Appendix VI. Commonly used CMOS ICs