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DESCRIPTION

These SPI-compatible electrically erasable programmable memory (EEPROM) devices are organized as 32K x 8 bits (M95256) and 16K x 8 bits (M95128), and operate down to 2.7 V (for the -V version), 2.5 V (for the -W version), and down to 1.8 V (for the -R version of each device).

■ SPI Bus Compatible Serial Interface

■ Supports Positive Clock SPI Modes

■ 5 MHz Clock Rate (maximum)

■ Single Supply Voltage:

– 4.5V to 5.5V for M95xxx

– 2.7V to 3.6V for M95xxx-V

– 2.5V to 5.5V for M95xxx-W

– 1.8V to 3.6V for M95xxx-R

■ Status Register

■ Hardware and Software Protection of the Status Register

■ BYTE and PAGE WRITE (up to 64 Bytes)

■ Self-Timed Programming Cycle

■ Resizeable Read-Only EEPROM Area

■ Enhanced ESD Protection

■ 100,000 Erase/Write Cycles (minimum)

■ 40 Year Data Retention (minimum)