This book has been written for the second year BE/B.Tech students of Anna University with latest syllabus for ECE (Digital Electronics), EEE (Digital Logic Circuits), CSE & IT (Digital Principles and System Design).

The basic aim of this book is to provide a basic knowledge in Digital Electronics for engineering students of degree, diploma & AMIE courses and a useful reference for these preparing for competitive examinations.

All the concepts are explained in a simple, clear and complete manner to achieve progressive learning Two marks questions and answers, Short & Long answer questions are provided at the end of each chapters.

This book is divided into six chapters. Each chapter is well supported with the necessary illustration practical examples and solved problems.