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DESCRIPTION

The M27128A is a 131,072 bit UV erasable and electrically programmable memory EPROM. It is organized as 16,384 words by 8 bits.

The M27128A is housed in a 28 Pin Window Ceramic Frit-Seal Dual-in-Line package. The transparent lid allows the user to expose the chip to ultraviolet light to erase the bit pattern. A new pattern can then be written to the device by following the programming procedure.

■ FAST ACCESS TIME: 200ns

■ EXTENDED TEMPERATURE RANGE

■ SINGLE 5 V SUPPLY VOLTAGE

■ LOW STANDBY CURRENT: 40mA max

■ TTL COMPATIBLE DURING READ and PROGRAM

■ FAST PROGRAMMING ALGORITHM

■ ELECTRONIC SIGNATURE

■ PROGRAMMING VOLTAGE: 12V