基于DDS+PLL频率合成源的设计  

Frequency Synthesizer of DDS Plus PLL

作　　者：屈新建[1] 常义林[1] 

机构地区：[1]西安电子科技大学

出　　处：《现代电子技术》2005年第3期115-117,共3页Modern Electronics Technique

摘　　要：简述了用 DDS AD985 4和 PL L PE3 2 3 6所设计的频率合成源的实现方案 ,重点对硬件设计中的注意事项进行了详细说明 ,并且对系统的相位噪声和杂散性能做了简要分析。最后给出了系统测试结果。The paper simply presented scheme of frequency synthesizer using DDSAD9854 plus PLLPE3236. Some cautious problems in hardware design were described in detail, and also simply analyzed phase noise performance of this system and its spurious performance.At last,experimental results were introduced.

关 键 词：频率合成器 AD9854 PE3236 相位噪声 

分 类 号：TN802[电子电信—信息与通信工程]