Abstract: The present disclosure relates to the field of analog to digital conversion, and provides an analog to digital conversion circuit, a chip and electronic apparatus. The circuit comprises a clock signal generator, a converter, and a feedback circuit, wherein a power supply voltage of the clock signal generator, the converter, and the feedback circuit is less than or equal to a first threshold, the clock signal generator configured to generate at least one pair of clock signals with a swing greater than the first threshold, and output the clock signals to the converter to drive at least a part of the converter, the converter configured to obtain a digital output signal based on an analog input signal and a feedback signal, and the feedback circuit configured to generate the feedback signal based on a latest digital output signal and output the feedback signal to the converter.