5.4 A Sub-μW 36nV/√Hz Chopper Amplifier For Sensors Using A Noise-efficient Inverter-based 0.2V-supply Input Stage

Yaul, F. M., A. P. Chandrakasan, "5.4 A sub-μW 36nV/√Hz chopper amplifier for sensors using a noise-efficient inverter-based 0.2V-supply input stage," IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2016.