LINEAR AND DIGITAL INTEGRATED CIRCUITS
Unit I :
Operational Amplifiers (Black box approach): Characteristics of an Ideal and Practical Operational Amplifier (IC 741),
Open and closed loop configuration,Frequency Response. CMRR. Slew Rate and concept of Virtual Ground.
Applications of Op-Amps: (1) Inverting and non-inverting amplifiers, (2) Summing and Difference Amplifier, (
3) Differentiator, (4) Integrator, (5) Wein bridge oscillator,(6) Comparator and Zero-crossing detector, and
(7) Active low pass and high pass Butterworth filter (1st order only).
Unit II :
Number System and Codes: Decimal, Binary, Octal and Hexadecimal number systems,base
conversions. Representation of signed and unsigned numbers, BCD code. Binary,octal and
hexadecimal, arithmetic; addition, subtraction by 2’s complement method, multiplication.
Logic Gates and Boolean algebra: Truth Tables of OR, AND, NOT, NOR, NAND, XOR,
XNOR, Universal Gates, Basic postulates and fundamental theorems of Boolean algebra.
Unit III :
Combinational Logic Analysis and Design: Standard representation of logic functions (SOP and POS),
Minimization Techniques (Karnaugh map minimization up to 4 variables for SOP).
Arithmetic Circuits: Binary Addition. Half and Full Adder. Half and Full Subtractor, 4-bit binary Adder/Subtractor.
Data processing circuits: Multiplexers, De-multiplexers, Decoders, Encoders.
Unit IV :
Sequential Circuits: SR, D, and JK Flip-Flops. Clocked (Level and Edge Triggered) Flip-Flops.
Preset and Clear operations. Race-around conditions in JK Flip-Flop. Master-slave JK Flip-Flop.
Shift registers: Serial-in-Serial-out, Serial-in-Parallel-out, Parallel-in-Serial-out and
Parallel-in-Parallel-out Shift Registers (only up to 4 bits)
Counters (4 bits): Ring Counter. Asynchronous counters, Decade Counter, Synchronous Counter.
D-A and A-D Conversion: 4 bit binary weighted and R-2R D-A converters, circuit and working.
Accuracy and Resolution. A-D conversion characteristics, successive approximation ADC.
(Mention of relevant ICs for all). (4 Lectures)
- Teacher: Dr. Sunilkumar Nirmale