Tianxiang Qu, Qinjing Pan, Liheng Liu, Xiaoyang Zeng, Zhiliang Hong, Jiawei Xu 0001. A 1.8-GΩ Input-Impedance 0.15-μV Input-Referred-Ripple Chopper Amplifier With Local Positive Feedback and SAR-Assisted Ripple Reduction. J. Solid-State Circuits, 58(3):796-805, March 2023. [doi]
Abstract is missing.