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DESCRIPTION

These I2C-compatible electrically erasable programmable memory (EEPROM) devices are organized as 32Kx8 bits (M24256-B) and 16Kx8 bits (M24128-B).

These memory devices are compatible with the I2C extended memory standard. This is a two wire serial interface that uses a bi-directional data bus and serial clock. The memory carries a built-in 4- bit unique Device Type Identifier code (1010) in accordance with the I2C bus definition.

■ Compatible with I2C Extended Addressing

■ Two Wire I2C Serial Interface Supports 400 kHz Protocol

■ Single Supply Voltage:

– 4.5V to 5.5V for M24xxx-B

– 2.5V to 5.5V for M24xxx-BW

– 1.8V to 3.6V for M24xxx-BR

■ Hardware Write Control

■ BYTE and PAGE WRITE (up to 64 Bytes)

■ RANDOM and SEQUENTIAL READ Modes

■ Self-Timed Programming Cycle

■ Automatic Address Incrementing

■ Enhanced ESD/Latch-Up Behavior

■ 100000 Erase/Write Cycles (minimum)

■ 40 Year Data Retention (minimum)