A Compact Sub-nW/kHz Relaxation Oscillator Using a Negative-Offset Comparator With Chopping and Piecewise Charge-Acceleration in 28-nm CMOS.
Yueduo LiuZihao ZhuRongxin BaoJiahui LinJun YinQiang LiPui-In MakShiheng YangPublished in: IEEE Trans. Circuits Syst. I Regul. Pap. (2024)