脉冲数字电路是电子技术的一个组成部分,是近代电子技术的重要基础。在现代电子工程中,信号的产生、传送及处理愈来愈多地以数字信号的形式出现。例如微型计算机数控系统、数字通信以及数字编码的视听设备应运而生。随着数字集成电路工艺日臻完善,数字技术已渗透到工业、农业、国防和生活的各个领域,而且还在不断高速地扩展其应用范围。因此,掌握脉冲数字电路的基本理论及其分析学习的方法,对于认识和掌握当代电子技术尤为重要,要学好该门课程,必须做到如下几点。一、明确脉冲与数字电路在电子工程中的重要性 Pulse digital circuit is an integral part of electronic technology, is an important basis for modern electronic technology. In modern electronic engineering, the generation, transmission and processing of signals are appearing more and more in the form of digital signals. For example, micro-computer numerical control systems, digital communications and digital audio-visual equipment came into being. As digital integrated circuits become more sophisticated, digital technology has penetrated all areas of industry, agriculture, defense and life, and is expanding its use at a rapid rate. Therefore, mastering the basic theory of pulse digital circuit and its analytical learning method is very important for understanding and mastering contemporary electronic technology. To learn the course well, the following points must be fulfilled. First, a clear pulse and digital circuits in the importance of electronic engineering