CMOS石英晶振最优起振条件分析与电路设计CMOS石英晶振最优启振条件分析与电路设计摘 要:本文基于自动控制原理,对PierceCMOS晶振电路的启振条件作了详细的分析,对电路中影响石英晶振起振的各种寄生参数作了深入研究,结合Matlab对理论分析作了验证,并以15Mhz晶振为例,设计了一个保证晶振可靠起振的最优反相器,最后通过HSPICE模拟进一步验证了理论分析的正确性。关键词:CMOS;石英晶振;启振条件 The optimum start-up conditions analysis and Circuit design of CMOS Crystal Oscillator Jiang Renjie (School of Computer Science, National University of Defense Technology)Abstract:This paper investigates the start-up conditions in Pierce CMOScrystal oscillator base upon the auto-control principle . The effect ofoscillator start-up conditions caused by crystal circuit parasitics hasbeen analyzed theoretically in detail. The result of theoretical analysisis verified using Matlab, and the optimum inverter which can guaranteec……
猜您喜欢
推荐内容
开源项目推荐 更多
热门活动
热门器件
用户搜过
随便看看
热门下载
热门文章
热门标签
评论