Data input buffer in semiconductor device
AssigneeHynix Semiconductor Inc.
InventorsHee-Bok Kang, Jin-Hong Ahn
Life of this patent
Estimating the term…
Abstract
A semiconductor device for improving an operation speed of a data input buffer includes: a plurality of data input buffers each for detecting a logic level of an input data by comparing the input data with a reference voltage to output the detected signal as an internal data signal; and a base voltage driving unit for driving a base power supply terminal of each data input buffer with one of a ground voltage and a negative boosted voltage according to an operation mode.
Claims12
A semiconductor device for improving an operation speed of a data input buffer, comprising:
- a plurality of data input buffers each for detecting a logic level of an input data by comparing the input data with a reference voltage to output the detected signal as an internal data signal;
- and
- a base voltage driving unit for driving a base power supply terminal of each data input buffer with one of a ground voltage and a negative boosted voltage according to an operation mode.
A data input buffer for use in a semiconductor device for improving an operation speed of the data input buffer, comprising:
- a detection unit for detecting a logic level of an input data by comparing the input data with a reference voltage;
- a base voltage driving unit for driving a base power supply terminal of the detection unit with a negative boosted voltage at an activation mode and for driving the base power supply terminal with a ground voltage at an inactivation mode;
- a level shifting unit for shifting a swing level of an output of the detection unit to a swing level between a power supply voltage and the ground voltage at the activation mode;
- and
- a buffering unit for buffering an output of the level shifting unit.
Dependencies are inferred from the claim text.