Digital Logic - Complete Syllabus 1st Semester

Tribhuvan University

Institute of Science and Technology

Bachelor of Science in Computer Science and Information Technology

Course Title: Digital Logic

Course no: CSC116

Semester: I

Nature of course: Theory + Lab

Full Marks: 60 + 20 + 20

Pass Marks: 24 + 8 + 8

Credit Hours: 3

Course Description : This course covers the concepts of digital logic and switching networks. The course includes the fundamental concepts of Boolean algebra and its application for circuit analysis, multilevel gates networks, flip-lops, counters logic devices and synchronous and asynchronous sequential logic and digital integrated circuits.

Course Objective : The main objective of this course is to introduce the basic tools for the design of digital circuits and introducing methods and procedures suitable for a variety of digital design applications.

Course Contents:

Unit 1. Binary Systems 6 Hrs.

Digital Systems, Binary numbers, Number base conversion, Octal and hexadecimal numbers,
compliments, Signed Binary numbers, Decimal codes (BCD, 2 4 2 1,8 4 -2 -1,Excess 3, Gray
Code), Binary Storage and Registers, Binary logic

Unit 2. Boolean algebra and Logic Gates 5 Hrs.

Basic and Axiomatic definitions of Boolean algebra, Basic Theorems and properties of Boolean Algebra, Boolean Functions, Logic Operations, Logic Gates, Integrated Circuits

Unit 3. Simplification of Boolean Functions 5 Hrs.

K-map, Two and Three variable maps, Four variable maps, product of sum simplification, NAND and NOR implementation, Don't Care conditions, Determinant and selection of Prime Implicants

Unit 4. Combinational Logic 5 Hrs.

Design Procedure, Adders, Subtractors, Code Conversions, Analysis Procedure, Multilevel NAND and NOR Circuits, Exclusive-OR Circuits

Unit 5. Combinational Logic with MSI and LSI 8 Hrs.

Binary Parallel Adder and Subtractor, Decimal Adder, Magnitude Comparator, Decoders and Encoders, Multiplexers, Read-only-Memory (ROM), Programmable Logic Array (PLA), Programmable Array Logic (PAL)

Unit 6. Synchronous and Asynchronous Sequential Logic 10 Hrs.

Flip-Flops, Triggering of flip-flops, Analysis of clocked sequential circuits, Design with state equations and state reduction table, Introduction to Asynchronous circuits, Circuits with latches.

Unit 7. Registers and Counters 6 Hrs.

Registers, Shift registers, Ripple Counters, Synchronous Counters, Timing Sequences, The memory

Laboratory Works:

Students should be able to realize following digital logic circuits as a part of laboratory work. Familiarizations with logic gates, Combinatorial Circuits, Code Converters, Design with Multiplexers, Adders and Subtractors, Flip-Flops, Sequential Circuits, Counters, Clock Pulse Generator

Text Books:

M. Morris Mano, “Digital Logic & Computer Design”

Reference Books:

Brain Holdsworth, “Digital Logic Design”, Elsevier Science.
John Patrick Hayes, “Introduction to Digital Logic Design”, Addison-Wesley.
M. Morris Mano and Charles Kime, “Logic and Computer Design Fundamentals”, Pearson New International.