Invention Grant
US08817155B2 Driving device for solid-state image pickup device capable of selecting parallel number of FETs 有权
能够选择并联数量的FET的固态摄像装置的驱动装置

Driving device for solid-state image pickup device capable of selecting parallel number of FETs
Abstract:
A driving circuit includes first through N-th selective operation driving portions selectively producing first through N-th selective operation driving signals, a selection circuit selectively driving the first through the N-th selective operation driving portions in response to an input signal and a control signal, and a supplying arrangement combining the first through the N-th selective operation driving signals to supply a combined driving signal to a solid-stage image pickup device. An n-th selective operation driving portion includes (M×2(n-1)) P-channel FETs connected in parallel with each other and (M×2(n-1)) N-channel FETs connected in parallel with each other. The (M×2(n-1)) P-channel FETs have drains connected to drains of the (M×2(n-1)) N-channel FETs.
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