Fractional-N Digital PLL With a 0.2-ps Resolution ADC-Assisted Coarse/Fine-Conversion Chopping TDC and TDC Nonlinearity Calibration.
Chih-Wei YaoRonghua NiChung LauWanghua WuKunal GodboleYongrong ZuoSangsoo KoNam-Seog KimSangwook HanIkkyun JoJoonhee LeeJuyoung HanDaehyeon KwonChulho KimShinwoong KimSang Won SonThomas Byunghak ChoPublished in: IEEE J. Solid State Circuits (2017)