【技术应用笔记】ADF4xxx系列PLL频率合成器的锁定检测 AN-873 One Technology Way t P.O. Box 9106 t Norwood, MA 02062-9106, U.S.A. t Tel: 781.329.4700 t Fax: 781.461.3113 t www.analog.com ADF4xxxPLL ǖPeadar ForbesIan Collins ADF4xxx N PLL PFD15 ns ADF4360-x(PLL) PLL (VCO)) AN-873 ADF4xxx* ……