Page 55 - Phase-Locked Loops Design, Simulation, and Applications
P. 55

factor N, it also scales down the output phase of the VCO by N. Hence, the down scaler
                 is nothing more than a “gain block” having gain 1/N.
                    We are now in the position to draw the mathematical model of the locked state (see
                 Fig. 3.1).




                Printed from Digital Engineering Library @ McGraw-Hill (www.Digitalengineeringlibrary.com).
                Copyright ©2004 The McGraw-Hill Companies. All rights reserved.
                Any use is subject to the Terms of Use as given at the website.
   50   51   52   53   54   55   56   57   58   59   60