摘要 |
A semiconductor circuit having an improved current switching function is disclosed. The circuit (20) comprises at least one current switch including a current source, a current output node (47), a field effect transistor (21) connected between the current output node (47) and the current source (2), an inverting amplifier (30) having an output (31) supplied to a gate (23) of the field effect transistor (21) and an input (32) connected to the junction point (44) of the current source (2) and the field effect transistor (21) and means (46) for controlling operation of the amplifier (30). |