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INS8154

National Semiconductor
Part Number INS8154
Manufacturer National Semiconductor
Description N-Channel 128-by-8 Bit RAM Input/Output
Published Oct 4, 2010
Detailed Description e~.National ~ Semiconcluctor INS&154 N.ChanRel 12&.by.& Bit RAM Input/Outriit (RAM 1/0) General Description The RAM Inpu...
Datasheet PDF File INS8154 PDF File

INS8154
INS8154

Overview
e~.
National ~ Semiconcluctor INS&154 N.
ChanRel 12&.
by.
& Bit RAM Input/Outriit (RAM 1/0) General Description The RAM Input/Output Chip if'.
' LSI device wh/ch provides random access memor' Peripheral interfacing for microcomputer syste he RAM portion contains 1024 bits of static R anized as 128x8, The 1/0 portion consists of t ripheral ports of eight bits each.
Each of the 1/0 im ln the two ports may be defined as an input or': -output to provide maximum flexibility.
Each port iv be read from or written to in a parallel (8-bit b ' (mode.
To improve efficiency and simplify programrijing in control-based applications, a single bit of 1/0 II\' either port may be Set, cleared or read with a single...


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