27C256 eprom equivalent, 262 /144-bit (32k x 8) high performance cmos eprom.
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High performance CMOS 120 ns access time JEDEC standard pin configuration 28-pin DIP package 32-pin chip carrier Drop-in replacement for 27C256 or 27256 Manufac.
The NM27C256 is a 256K Electrically Programmable Read Only Memory It is manufactured in National’s latest CMOS split gate EPROM technology which enables it to operate at speeds as fast as 120 ns access time over the full operating range The NM27C256 .
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