DRAM with reduced electric power consumption

Details DRAM with reduced electric power consumption DRAM with reduced electric power consumption

1994-09-16

1997-01-14

Zarabian, A.

Static information storage and retrieval

Powering

365222, G11C 700

Patent

active

055946992

ABSTRACT:
A DRAM (Dynamic Random Access Memory) having a plurality of memory cells includes a data read/write circuit reading or writing data for the memory cells, a self-refresh circuit refreshing data stored in the memory cells, and a power supply unit for supplying electric power to the data read/write circuit and the self-refresh circuit, the electric power having a first voltage level in a normal operation mode and a second voltage level in a self-refresh mode, wherein the second voltage level is lower than the first voltage level.

REFERENCES:
patent: 4943960 (1990-07-01), Komatsu
patent: 5132932 (1992-07-01), Tobita
patent: 5337282 (1994-08-01), Koike

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