| 摘要 |
A solid-state image pickup device including a sensor portion 22 having plural pixels arranged, a vertical scan portion 23 and a horizontal scan portion 24 for scanning the pixels of the sensor portion 22, an output portion 26 to which signals output from the sensor portion 22 are supplied, a bias current adjusting portion 30 for making the bias current of the output portion 26 variable, a driving signal generator 27 for supplying driving signals to the vertical scan portion 23, the horizontal scan portion 24 and said output portion 26, and an input portion 28 for supplying plural driving mode signals to the driving signal generator 27, wherein the driving frequency is made variable by the plural driving mode signals, and the bias current adjusting portion 30 is supplied with a signal for making the bias current variable in accordance with the plural driving mode signals.
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