M28F420 memory equivalent, 4-megabit flash memory.
the automatic P/E.C. operation. Byte or word programming takes typically 9μs, block erase typically 1 second. Erasure.
The M28F410 and M28F420 FLASH MEMORIES are non-volatile memories that may be erased electrically at the block level and programmed by byte or word. The interface is directly compatible with most microprocessors. SO44 and TSOP56 packages are used. Org.
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