Semiconductor device
AssigneeKioxia Corporation
InventorYohei Yasuda
Life of this patent
Estimating the term…
Abstract
A semiconductor device having a first differential amplification circuit is disclosed. The first differential amplification circuit includes a first input transistor having a gate configured to receive a first signal, a second input transistor having a gate configured to receive a second signal, a first current source connected to a source of the first input transistor and a source of the second input transistor, a first transistor that is connected in parallel to the source of the first input transistor and the source of the second input transistor and has a gate configured to receive the first signal, and a second transistor that is connected in series to the first transistor and has a gate configured to receive a control signal.
Claims16
A semiconductor device comprising:
- a first differential amplification circuit, including
- a first input transistor having a gate configured to receive a first signal,
- a second input transistor having a gate configured to receive a second signal,
- a first current source connected to a source of the first input transistor and a source of the second input transistor,
- a first transistor that is connected to the source of the first input transistor and the source of the second input transistor in parallel to the first current source and has a gate configured to receive the first signal,
- a second transistor that is connected in series to the first transistor and has a gate configured to receive a control signal,
- a third transistor connected in series to the first input transistor,
- a fourth transistor, the third and fourth transistors configured as a current mirror circuit, and
- a fifth transistor that is connected in series to the third transistor and has a gate configured to receive the control signal.
A semiconductor device comprising:
- a first differential amplification circuit, including
- a first input transistor having a gate configured to receive a first signal,
- a third transistor connected in series to the first input transistor,
- a fourth transistor, the third and fourth transistors configured as a current mirror circuit,
- a fifth transistor that is connected in series to the third transistor and has a gate configured to receive a control signal,
- a second input transistor having a gate configured to receive a second signal,
- a first current source connected to a source of the first input transistor and a source of the second input transistor,
- a first transistor that is connected to the source of the first input transistor and the source of the second input transistor along with the first current source, and has a gate configured to receive the first signal, and
- a second transistor that is connected in series to the first transistor and has a gate configured to receive the control signal;
- a first inverter disposed on an output line between a drain of the fourth transistor and an output node;
- and
- a second inverter disposed on a feedback line that extends from a node on the output line to the drain of the fourth transistor, the second inverter having a drive force smaller than a drive force of the first inverter.
A semiconductor device comprising:
- a first differential amplification circuit that includes
- a first input transistor having a gate configured to receive a first signal,
- a sixth transistor connected in series to the first input transistor,
- a fourth transistor, the fourth and sixth transistors configured as a current mirror circuit, and
- a seventh transistor that is connected in series to the sixth transistor and has a gate configured to receive the first signal;
- a first inverter disposed on an output line between a drain of the fourth transistor and an output node;
- and
- a second inverter disposed on a feedback line that extends from a node on the output line to the drain of the fourth transistor, the second inverter having a drive force smaller than a drive force of the first inverter.
Dependencies are inferred from the claim text.