Laboratory Experiments:
1. a) Design and construct a Schmitt trigger using Op-Amp for given UTP and LTP values
and demonstrate its working.
b) Design and implement a Schmitt trigger using Op-Amp using a simulation package for
two sets of UTP and LTP values and demonstrate its working.
2. a) Design and construct a rectangular waveform generator (Op-Amp relaxation
oscillator) for given frequency and demonstrate its working.
b) Design and implement a rectangular waveform generator (Op-Amp relaxation
oscillator) using a simulation package and demonstrate the change in frequency when
all resistor values are doubled.
3. Design and implement an Astable multivibrator circuit using 555 timer for a given
frequency and duty cycle.
NOTE: hardware and software results need to be compared
4. Design and implement Half adder, Full Adder, Half Subtractor, Full Subtractor using
basic gates.
5. a) Given a 4-variable logic expression, simplify it using Entered Variable Map and
realize the simplified logic expression using 8:1 multiplexer IC.
b) Design and develop the Verilog /VHDL code for an 8:1 multiplexer. Simulate and
verify its working.
6. a) Design and implement code converter I)Binary to Gray (II) Gray to Binary Code using
basic gates.
7. Design and verify the Truth Table of 3-bit Parity Generator and 4-bit Parity
Checker using basic Logic Gates with an even parity bit.
8. a) Realize a J-K Master / Slave Flip-Flop using NAND gates and verify its truth table.
b) Design and develop the Verilog / VHDL code for D Flip-Flop with positive-edge
triggering. Simulate and verify it’s working.
9. a) Design and implement a mod-n (n<8) synchronous up counter using J-K Flip-
Flop ICs and demonstrate its working.
b) Design and develop the Verilog / VHDL code for mod-8 up counter. Simulate and
verify it’s working.
10. Design and implement an asynchronous counter using decade counter IC to
count up from 0 to n (n<=9) and demonstrate on 7-segment display (using IC- 7447).
11. Generate a Ramp output waveform using DAC0800 (Inputs are given to DAC
through IC74393 dual 4-bit binary counter).