A +0.66/-0.73 °C Inaccuracy, 1.99-μW Time-Domain CMOS Temperature Sensor With Second-Order ΔΣ Modulator and On-Chip Reference Clock. - Yang Chen 046; Zihao Jiao; Weijun Guan; Quan Sun; Xiaofei Wang; Ruizhi Zhang 002; Hong Zhang 009 (IEEE Trans. Circuits Syst., 2020)

A Configurable Noise-Shaping Band-Pass SAR ADC With Two-Stage Clock-Controlled Amplifier. - Zihao Jiao; Yang Chen 046; Xiaobo Su; Quan Sun; Xiaofei Wang; Ruizhi Zhang 002; Hong Zhang 009 (IEEE Trans. Circuits Syst., 2020)

A Closed-Loop Neuromodulation Chipset With 2-Level Classification Achieving 1.5-Vpp CM Interference Tolerance, 35-dB Stimulation Artifact Rejection in 0.5ms and 97.8%-Sensitivity Seizure Detection. - Yuwei Wang 005; Hongrui Luo; Yang Chen 046; Zihao Jiao; Quan Sun; Lei Dong; Xinlei Chen; Xiaofei Wang; Hong Zhang 009 (IEEE Trans. Biomed. Circuits Syst., 2021)

A 1-V 2.69-ppm/°C 0.8-μW bandgap reference with piecewise exponential curvature compensation. - Hongrui Luo; Lei Dong; Yuwei Wang 005; Zihao Jiao; Yang Chen 046; Xiaofei Wang; Hong Zhang 009 (Microelectron. J., 2022)

A 1.5MSPS, 120 dB SFDR, ±10 V input range SAR ADC with sampling nonlinearity compensation and inherent 2-b coarse ADC for MSBs decision. - Hongrui Luo; Zihao Jiao; Yang Chen 046; Jie Zhang 039; Quan Sun; Xiaofei Wang; Hong Zhang 009 (Microelectron. J., 2024)

A 2-2 MASH ΔΣ ADC with fast-charge CLS input buffer and dual double sampling achieving 103.3-dB SNDR and ±2.5-ppm/FSR INL. - Yang Chen 046; Binyu Cai; Changhuan Chen; Weiliang Peng; Quan Sun; Xiaofei Wang; Hong Zhang 009 (Microelectron. J., 2024)

A 10-kHz BW 104.3-dB DR discrete-time delta-sigma modulator with ring-amplifier-based integrator. - Yuming Li; Shuai Peng; Weiliang Peng; Yang Chen 046; Zhiming Li; Jie Zhang 039; Xiaofei Wang; Hong Zhang 009 (Microelectron. J., 2024)

A 107.5-dB dynamic range 402-μW event-driven dynamic zoom ADC with voice activity detection function for audio applications. - Zhiming Li; Lei Dong; Quan Sun; Yang Chen 046; Yuming Li; Jie Zhang 039; Huanhuan Qi; Xiaofei Wang; Hong Zhang 009 (Microelectron. J., 2025)