# EE3302 Digital Logic Circuits Lecture Notes

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Anna University, Chennai
Department of Electrical and Electronics Engineering

Subject Code: EE3302
Subject Name: Digital Logic Circuits

Course Description:
EE3302, Digital Logic Circuits, is a core course offered by the Department of Electrical and Electronics Engineering at Anna University, Chennai. This course focuses on the principles, design, and analysis of digital logic circuits, which form the basis of modern digital electronics. Students will learn about various logic gates, combinational and sequential circuits, flip-flops, registers, counters, and their applications in digital system design.

Course Objectives:

To understand the fundamental principles of digital logic circuits and Boolean algebra.
To analyze and design combinational logic circuits using basic logic gates.
To study sequential logic circuits and their components, including flip-flops and registers.
To develop skills in designing and implementing digital systems for various applications.
To gain hands-on experience in using digital design tools and simulation software.
Course Topics:

Introduction to Digital Logic Circuits

Binary Number System
Binary Arithmetic Operations
Digital Signals and Waveforms
Number Representation: Signed and Unsigned
Boolean Algebra and Logic Gates

Basic Laws and Theorems of Boolean Algebra
Logic Gates: AND, OR, NOT, NAND, NOR, XOR, XNOR
Universal Gates and Gate Equivalence
Combinational Logic Circuits

Subtraction Circuits
Multiplexers and Demultiplexers
Encoders and Decoders
Binary Comparators
Sequential Logic Circuits

Introduction to Flip-Flops
RS, D, JK, and T Flip-Flops: Characteristics and Truth Tables
Flip-Flop Excitation Tables and Timing Diagrams
Analysis and Design of Sequential Circuits
Registers and Counters

Shift Registers: Serial-In Serial-Out (SISO), Serial-In Parallel-Out (SIPO), Parallel-In Serial-Out (PISO), Parallel-In Parallel-Out (PIPO)
Ripple Counters and Synchronous Counters
Modulus Counters and Up/Down Counters
Memory Units and Programmable Logic Devices

Static and Dynamic RAM
ROM and PROM
PLA and PAL
Course Assessment:
Assessment in EE3302 typically includes:

Regular assignments and quizzes to assess understanding of theoretical concepts.
Laboratory sessions to demonstrate and verify digital logic circuit designs through experiments.
Mid-term examinations covering theoretical concepts and problem-solving skills.
End-term examinations evaluating comprehensive understanding of the course material.
Conclusion:
EE3302, Digital Logic Circuits, is a foundational course that provides students with a solid understanding of digital electronics principles and techniques. By mastering the concepts covered in this course, students will be well-equipped to design, analyze, and troubleshoot digital circuits and systems for various applications in fields such as computer engineering, telecommunications, control systems, and embedded systems.