Abstract
In this paper, the event-driven concept is applied to the third order Charge-Pump Phase-Locked Loop (CP-PLL) and leads to the description of a behavioral model based on a set of exact and non-linear recursive equations. A simulator (SIMPLL), written in C and using this model, checks the conventional z-domain approximate stability theory and brings to the fore the strongly non-linear nature of the CP-PLL that a careful and safe design must take into account. Thus, in order to have a more exhaustive design characterization, a statistical analysis method is explored.
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Hedayat, C.D., Hachem, A., Leduc, Y. et al. Modeling and Characterization of the 3rd Order Charge-Pump PLL: a Fully Event-driven Approach. Analog Integrated Circuits and Signal Processing 19, 25–45 (1999). https://doi.org/10.1023/A:1008326315191
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DOI: https://doi.org/10.1023/A:1008326315191