The modern world is overrun with electronic equipment, handling huge quantities of data. At the heart of this scenario lies the digital circuitry, which provides the powerful intelligence needed. Thus, there is an increasing need for design engineers in this expanding area. This text starts from basic ideas of logical gates, and progresses through to advanced concepts of digital systems. Each chapter comes with a wealth of illustrative examples and assignment questions for lecture-room use. Contents List of Digital Circuit Design Chapter 1 Introduction to Digital Systems and Logic Gates Chapter 2 Boolean Algebra Chapter 3 Combinational Logi c Chapter 4 Number Systems Chapter 5 Adders, Subtractors and Multipliers Chapter 6 Multiplexers and Decoders Chapter 7 Latches and Flip-Flops Chapter 8 Shift Registers Chapter 9 Multivibrators and Timers Chapter 10 Counters Chapter 11 Memories and Data Storage Chapter 12 Design of Digital Integrated Circuits (ICs) Appendix A Pinouts of some useful Digital Integrated Circuits