Page 301 - Phase-Locked Loops Design, Simulation, and Applications
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where U A,max is the maximum analog input signal, which is 1 in our application. We must
now determine the location of the poles. A suitable procedure has been presented by Kuo. 56
Given the required order n and the OSR of the ΣΔ ADC, the NTF is predefined as a highpass
filter function. Because the NTF must suppress
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