Image pickup device with a group of focus detection pixels associated with a dedicated readout circuit and image pickup apparatus including the image pickup device

摘要

Provided is an image pickup device including: an image pickup pixel group including a plurality of pixels arrayed in a matrix; a focus detection pixel group of focus detection pixels discretely arranged in the image pickup pixel group; a first readout circuit including a first AD converter that converts only pixel signals from the image pickup pixel group to digital signals; and a second readout circuit including a second AD converter that converts only pixel signals R, L, T and B from the focus detection pixel group to digital signals.