CPC H01L 27/14603 (2013.01) [H04N 25/75 (2023.01); H04N 25/78 (2023.01)] | 11 Claims |
1. A photoelectric conversion device comprising:
a pixel array including a plurality of pixels arranged to form a plurality of columns; and
a column circuit arranged corresponding to each of the plurality of columns of the pixel array,
wherein the column circuit includes:
a first sample and hold unit including a first amplifier and a first source follower circuit that are cascade-connected and configured to hold a signal output from a pixel in a corresponding column;
an analog-to-digital conversion circuit configured to convert an analog signal based on the signal into a digital signal;
a first line configured to supply a driving potential to at least one of the first amplifier and the first source follower circuit; and
a third line configured to supply a driving potential to a part of the analog-to-digital conversion circuit, and
wherein the first line and the third line are separated from each other in the photoelectric conversion device.
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