Page 108 - Phase-Locked Loops Design, Simulation, and Applications
P. 108
Pull-in range Δω and pull-in time T P
P
Phase detector type 1. To determine the size of the pull-in range Δω , we assume that the
P
PLL is not locked initially, that the frequency of the reference signal is ω = ω ′ + Δω, and
1 0
that the VCO initially operates at the center frequency
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