摘要
介绍了数字频率合成器 (DDS)的基本工作原理 ,并简要分析了基于DDS器件的频率合成方案 ,最后介绍了高性能DDS芯片AD985 4的主要功能 ,并给出一种基于AD985
The fundamental principle of direct digital synthesis (DDS) is introduced in this paper.And it also analyzes several frequency synthesis projects with DDS. Finally it introduces the research and design of digital frequency synthesizer by complete DDS chip AD9854.
出处
《舰船电子工程》
2005年第1期105-107,111,共4页
Ship Electronic Engineering