Digital Fundamentals — Winter 2022

Implement NOR, AND, & OR gates using NAND gates only

Wrtite the boolean expression for the logic diagram given below and simplify it as much as possible and draw the logica digarm that implements the simplified expression

Do as directed: 1. Convert (75.75) = (___) = (___)16108 2. Convert (101.10) = (__)168 3. Add (17) and (-25) using 8-bit 2’s complement1010

Explain SR flip-flop using characteristic table & characteristic equation

Explain 4-bit parallel binary adder with neat and clean diagram

Obtain the set of prime implicants for Function F= ∑ m (1,2,3,5,6,7,8,9,12,13,15)

Acombinational logic circuit is defined by the functions: F1= Ʃ (0,1,2,4) and F2= Ʃ (0, 5, 6,7). Implement the circuit with a PLA having three inputs, four product terms and two outputs.

Differentiate synchronous counter and asynchronous counter

Explain BCD adder using two 4-bit adder IC and a correction -detector circuit

Do the conversion of JK flip flop to Tflip flop and Dflip flop to JK

Design 4 X 16 decoder using two 3 X 8 decoders

List and explain in detail Binary codes with example

Design mod-6 asynchronous counter using Tflip flop

Reduce the expression Σ (2, 3, 6,7,8,10,11,14) using K-map

Do as directed: 1. Add 25+17 in BCD 2. Add 37 +28 in XS-3

With a neat block diagram explain the function of encoder. Explain priority encoder?

Explain R-2R ladder type D/Aconverter

Implement the following Boolean functions with a 3 x 1 multiplexer F (w, x, y, z) = Σ (2, 3, 5, 6, 11, 14, 15)

Design Combinational circuit for Binary to Xs-3 conversion

Compare TTL, ECL, & CMOS logic families.

Draw truth table of 2-bit digital comparator

List out various commonly used D/Aconverters. Draw & explain any one D/Aconverter.

Acombinational logic circuit is defined by the functions: F1= Ʃ (0,1,2,5,7) and F2= Ʃ (1, 2,4, 6). Implement the circuit with a PROM

Explain types of shift-register and their application

List out various commonly used A/Dconverters. Draw & explain any one A/Dconverter2