Patent ID: 8379124

Claim:
A solid-state imaging apparatus comprising: a pixel including a photoelectric conversion element and outputting a pixel signal; and an amplifier for amplifying the pixel signal outputted from the pixel, wherein the amplifier includes an operational amplifier, an input capacitor having one terminal connected to an input terminal of the operational amplifier and the other terminal connected to the pixel, a feedback capacitor connected between the input terminal and an output terminal of the operational amplifier, an initialization switch connected between the input terminal and the output terminal of the operational amplifier, a first capacitor connected in parallel to the input capacitor having one terminal connected to one terminal of the input capacitor and the other terminal connected to the other terminal of the input capacitor, a second capacitor connected in parallel to the input capacitor having one terminal connected to one terminal of the input capacitor and the other terminal connected to the other terminal of the input capacitor, a first switch and a second switch, wherein the first switch is arranged between the one terminals of the input capacitor and the first capacitor, and the second switch is arranged between the one terminals of the first and second capacitors, or the first switch is arranged between the other terminals of the input capacitor and the first capacitor, and the second switch is arranged between the other terminals of the first and second capacitors.