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我们片子不管是鉴相器还是分频器，还是lmx2594等pll片子，输出噪声都是10logFphd，也就是说鉴相频率提高一倍，噪声改善3dB，这是为啥，为什么不是20logFphd?能不能给出一个推导方法？
您好，在datasheet Page9的下方有对PLL noise的计算推导,您看下：
