PLL或者DDS,产生频率在10M~200MHZ左右的时钟供给系统~
主要供给高速AD用,可以调节频率
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TI有很多,你要多少路,频率要如何变化。
先看lmk04906
http://www.ti.com/product/lmk04906
或者要任意变化看cdcm6208