| 摘要 |
An apparatus for applying power in a semiconductor memory device includes a first power pin for receiving a first power at a first voltage from an external device, a second power pin for receiving a second power at the first voltage, a memory array block connected to the first power pin, the memory array block writing input data, outputting read data, and refreshing regularly to sustain stored data, a peripheral logic block connected to the first power pin for receiving the first power and communicating with the memory array block to perform data write and read operations, a data output driver connected to the second power pin and driving a data output pin, and a switch for electrically connecting the first power pin and the second power pin by performing a switching operation during a refresh operation of the memory array block.
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