INTERNATIONAL INSTITUTE OF PROFESSIONAL STUDIES, DAVV, INDIA
M. Tech. (IT) 5 Yrs. III SEMESTER
IT-304: Digital Electronics
Aim of Course:
To understand basic concepts of digital logic, its operations, principles and applications.
Objectives:
The course is designed to make students:
Understand number systems and codes, and Boolean Algebra
Understand TTL and CMOS circuit characteristics, followed by logic devices such as flip-flops, code converters, counters, multiplexers, and registers.
Course Contents:
UNIT 1
Binary Systems and logic circuits:
Decimal, Binary, Octal, Hexadecimal numbers and their inter conversions.
ASCII, Gray, Excess-3, 8-4-2-1,Error detecting and BCD codes.
Logic Gates.
Boolean algebra: Demorgon’s theorem. Binary addition and subtraction. Unsigned Binary numbers, Signed binary numbers. 2’s complement representation and its arithmetic.
UNIT 2
Circuit analysis and design:
Boolean laws and theorems.
Sum of Product and Product of Sum simplification.
Two, three and four variable karnaugh map.
NAND and NOR implementation. Other two level implementation. Don’t care conditions.
UNIT III
Combinational circuits0 Design procedure:
Half adder, full adder, adder-subtractor circuit.
Code converters.
Various logic circuits. Multilevel NAND circuit. Multilevel NOR circuit.
Data Processing circuits.
Multiplexers, demultiplexers, decoders and encoders.
Binary parallel adder, look ahead carry generator, magnitude comparator, ROM, PROM, PLA.
UNIT IV
Sequential circuit:
Flip-flops, triggering of flip-flops.
Analysis of clocked sequential circuits
state reduction and assignment
flip-flop excitation tables.
UNIT V
Registers, counters and integrated circuits.
Design of counters
registers, shift registers
Ripple counters, synchronous counters.
TTL logic families.
Text Books:
Taub H. and Schilling D, Digital Integrated Electronic
Ronald J.Tocci ,Digital System:Principles and application
Reference Books:
M.Morris Mano , Digital Logic and Computer Design.
Malvino A.P. and Leach D.P, Digital Principals and Application.
Taub H. and Schilling D, Digital Integrated Electronic