Semiconductor device
AssigneeKabushiki Kaisha Toshiba
InventorChen Kong Teh
Life of this patent
Estimating the term…
Abstract
A semiconductor device includes a first semiconductor chip which includes a first power supply terminal and into which a circuit block which is operated by a power supply voltage supplied to the first power supply terminal is integrated, a power circuit that includes switching transistors and supplies the power supply voltage to the first power supply terminal, and a DCDC control unit that is formed on the first semiconductor chip and generates a control signal for controlling the turning on and off of the switching transistors in response to an information signal from the circuit block and a voltage information signal corresponding to an output voltage from the power circuit.
Claims20
A semiconductor device comprising:
- a first semiconductor chip which includes a first power supply terminal and into which a circuit block operated by a power supply voltage supplied to the first power supply terminal is integrated;
- a power circuit that includes a switching transistor and supplies the power supply voltage to the first power supply terminal;
- and
- a control circuit that is formed on the first semiconductor chip and generates a control signal for controlling the turning on and off of the switching transistor in response to an information signal from the circuit block and a voltage information signal corresponding to the power supply voltage.
Dependencies are inferred from the claim text.