Patent ID: 8207789

Claim:
A differential amplifier circuit, comprising: a current mirror circuit which includes a first terminal and a second terminal and is provided to a first power supply terminal; a first current source provided between a first node and a second power supply terminal; a first transistor of second conductivity type, including a gate connected to a second input terminal, a source connected to the first node, and a drain connected to the first terminal of the current mirror circuit; a second transistor of the second conductivity type, including a gate connected to a first input terminal, a source connected to the first node, and a drain connected to the second terminal of the current mirror circuit; a second current source; a first transistor of first conductivity type, including a gate connected to the second input terminal, a source connected to the first node, and a drain connected to the second power supply terminal via the second current source; and a second transistor of the first conductivity type, including a gate connected to the first input terminal, a source connected to the first node, and a drain connected to the second power supply terminal via the second current source.