DIGITAL ELECTRONICS

Paper Code: 
GBCA 201
Credits: 
03
Periods/week: 
03
Max. Marks: 
100.00
Objective: 

This module is designed to introduce the students with binary arithmetic and working of various digital circuits used in computer. The subject does not cover designing of digital circuits.          

          

9.00
Unit I: 
Logic Gates

Logic Gates:- Basic Gates. Basic laws of Boolean algebra. Simplification of Boolean algebra. Combinational Logic Design: Standards representation for logical expression, Minimization of logical functions in terms of Maxterm and Minterm, Simplifications of Boolean equations using K-maps, don’t care conditions.

9.00
Unit II: 
Arithmetic Circuits

Arithmetic Circuits: Half Adder, Full Adder, Half Subtractor, Parallel Binary Adder(IC 7483), Parallel binary Subtractor,   Parallel binary adder/Subtractor. Fast Adder, Serial Adder, Serial Subtractor, Serial Adder/Subtractor.

9.00
Unit III: 
Combinational Circuits

Combinational Circuits: Multiplexers (74151/74150), De-Multiplexers (74154), decoders (74139/74154/7445), encoders (Octal to binary, decimal to BCD, priority), BCD to seven segment decoder, Parity generator/checkers, magnitude comparators.

9.00
Unit IV: 
Sequential circuits

Sequential circuits: Flip-flops, S-R, D, J-K, T, Clocked Flip-flop, Race around condition, Master slave Flip-Flop (truth tables, working)

9.00
Unit V: 
Shift Registers

Shift Registers: Applications of Shift Registers

Counters: Ripple or Asynchronous counters, Synchronous Counter.

ESSENTIAL READINGS: 
  1. R. P. Jain, “Modern Digital Electronics”, Mc Graw Hill Publising Company limited.
  2. S. Salivahanan & S. Arivyhgan, “Digital circuits and design”,”Vikas Publishing house Pvt.Ltd.
  3. V.K. Mehta, “Principles of Electronics”, Fifth Edition, S. Chand & Co.
REFERENCES: 
  1. Moris Mano, “Digital Logic and Computer Design”, PHI.
  2. Malvino Leach, "Digital Principles and Application", Mc Graw Hill Publications.
  3. Malvino, “Digital Computer Electronics”, Mc Graw Hill Publications.
Academic Year: 
2016-17
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