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2010
A PVT Tolerant 10 to 500 MHz All-Digital Phase-Locked Loop With Coupled TDC and DCO.
[DOI]
Wei Liu
,
Wei (Ruth) Li
,
Peng Ren
,
Chinglong Lin
,
Shengdong Zhang
,
Yangyuan Wang
IEEE J. Solid State Circuits, 2010