Semiconductor memory
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United States of America Patent
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-
Oct 25, 1994
Grant Date -
N/A
app pub date -
Oct 29, 1992
filing date -
Oct 29, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A semiconductor storage including a main flash memory, a volatile write cache, a data control circuit, an alternate flash memory and a power supply. This arrangement permits the use of a smaller write cache in comparison with the use of a non-volatile memory, and also provides decreased capacity of the write cache, permitting high-speed access and long-life.
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