本书是国外关于数字电子技术的经典教材，内容涉及数字电子技术的基本概念、数制、组合逻辑分析、存储器、集成电路技术等等。基于其简约的写作方式及其众多的示例、练习和习题，本书强调了应用，并帮助读者培养职业生涯所需的实用技能。本书为英文改编版。

本书是关于数字电子技术的经典教材，内容涉及数字电子技术的基本概念、数制、逻辑门、布尔代数和逻辑化简、组合逻辑分析、组合逻辑的作用、计数器、移位寄存器、存储器、可编程逻辑与软件、集成电路技术等。全书的特色在于示例与习题丰富、图解清晰、语言流畅、写作风格简约。

本书可作为高等院校电子信息类专业本科生的教材，也可供相关技术、科研管理人员使用，或作为继续教育的参考书。

1 Digital Concepts 1

1-1 Digital and Analog Quantities 2

1-2 Binary Digits, Logic Levels, and Digital Waveforms

2 Number Systems, Operations, and Codes 11

2-1 Decimal Numbers 12

2-2 Binary Numbers 13

2-3 Decimal-to-Binary Conversion 16

2-4 Binary Arithmetic 19

2-5 1's and 2's Complements of Binary Numbers 23

2-6 Signed Numbers 25

2-7 Arithmetic Operations with Signed Numbers 31

2-8 Hexadecimal Numbers 37

2-9 Octal Numbers 43

2-10 Binary Coded Decimal (BCD) 45

2-11 Digital Codes 48

2-12 Error Detection and Correction Codes 51

3 Logic Gates 64

3-1 The Inverter 65

3-2 The AND Gate 68

3-3 The OR Gate 75

3-4 The NAND Gate 80

3-5 The NOR Gate 85

3-6 The Exclusive-OR and Exclusive-NOR Gates 90

4 Boolean Algebra and Logic Simplification 99

4-1 Boolean Operations and Expressions 100

4-2 Laws and Rules of Boolean Algebra 101

4-3 DeMorgan's Theorem 107

4-4 Boolean Analysis of Logic Circuits 110

4-5 Simplification Using Boolean Algebra 112

4-6 Standard Forms of Boolean Expressions 116

4-7 Boolean Expressions and Truth Tables 122

4-8 The Karnaugh Map 126

4-9 Karnaugh Map SOP Minimization 128

4-10 Karnaugh Map POS Minimization 137

5 Combinational Logic Analysis 151

5-1 Basic Combinational Logic Circuits 152

5-2 Implementing Combinational Logic 156

5-3 The Universal Property of NAND and NOR Gates 162

5-4 Combinational Logic Using NAND and NOR Gates 164

5-5 Logic Circuit Operation with Pulse Waveform Inputs 169

6 Functions of Combinational Logic 178

6-1 Basic Adders 179

6-2 Parallel Binary Adders 182

6-3 Ripple Carry versus Look-Ahead Carry Adders 189

6-4 Comparators 192

6-5 Decoders 197

6-6 Encoders 205

6-7 Code Converters 209

6-8 Multiplexers (Data Selectors) 212

6-9 Demultiplexers 221

6-10 Parity Generators/Checkers 222

7 Latches, Flip-Flops, and Timers 238

7-1 Latches 239

7-2 Edge-Triggered Flip-Flops 245

7-3 Flip-Flop Operating Characteristics 257

7-4 Flip-Flop Applications 260

7-5 One-Shots 265

7-6 The 555 Timer 270

8 Counters 283

8-1 Asynchronous Counter Operation 284

8-2 Synchronous Counter Operation 292

8-3 Up/Down Synchronous Counters 300

8-4 Design of Synchronous Counters 303

8-5 Cascaded Counters 313

8-6 Counter Decoding 317

8-7 Counter Applications 320

8-8 Logic Symbols with Dependency Notation 325

9 Shift Registers 338

9-1 Basic Shift Register Functions 339

9-2 Serial In/Serial Out Shift Registers 340

9-3 Serial In/Parallel Out Shift Registers 344

9-4 Parallel In/Serial Out Shift Registers 346

9-5 Parallel In/Parallel Out Shift Registers 350

9-6 Bidirectional Shift Registers 352

9-7 Shift Register Counters 355

9-8 Shift Register Applications 359

9-9 Logic Symbols with Dependency Notation 365

10 Memory and Storage 374

10-1 Basics of Semiconductor Memory 375

10-2 Random-Access Memories (RAMs) 379

10-3 Read-Only Memories (ROMs) 392

10-4 Programmable ROMs (PROMs and EPROMs) 397

10-5 Flash Memories 400

10-6 Memory Expansion 405

10-7 Special Types of Memories 411

11 Introduction to Digital Signal Processing 420

11-1 Digital Signal Processing Basics 421

11-2 Converting Analog Signals to Digital 422

11-3 Analog-to-Digital Conversion Methods 428

11-4 Digital-to-Analog Conversion Methods 438

12 Integrated Circuit Technologies 450

12-1 Basic Operational Characteristics and Parameters 451

12-2 CMOS Circuits 459

12-3 TTL Circuits 464

12-4 Practical Considerations in the Use of TTL 469

12-5 Comparison of CMOS and TTL Performance 477

12-6 Emitter-Coupled Logic (ECL) Circuits 478

12-7 PMOS, NMOS, andEzCMOS 479

Answers to Odd-Numbered Problems 488