来源:
《安全与电磁兼容》2003年第2期
作者:邓重一(36)
锁相环在频率调制与解调电路中的应用
Application of PLL in Modulate and Demodulate Circuits
摘要 介绍了锁相环芯片CD4046的结构、性能特点和工作原理;描述了频率调制与解调电路的设计全过程;展望了锁相环发展的未来。
关键词 锁相环 CD4046芯片 调制 解调
Abstract In this paper, the construction, function characteristics and working principle of
CD4046Chip of PLL are introduced. The design process of modulate and demodulate
circuits is described, and the development of PLL is looked ahead.
Keywords PLL, CD4046 chip, modulate, demodulate