Basic Digital Electronics will teach you the difference between analog and digital systems. The functions required to design digital systems, circuits used to make decisions, code conversions, and data selections are discussed.
Signals and Systems
Fundamentals of Signals and Systems Using the Web and Matlab
Basic Digital Electronics
Digital Electronics
Analog Electronics: Circuits, Systems and Signal Processing
Analog Electronics, Devices, Circuits and Techniques
Analog Circuits (World Class Designs)
An Analog Electronics Companion: Basic Circuit Design for Engineers and Scientists
Analog Electronics, Second Edition
Electronic Test Instruments: Analog and Digital Measurements