M95256-WMW6TG Datasheet

256Kbit and 128Kbit Serial SPI Bus EEPROM With High Speed Clock


These electrically erasable programmable memory (EEPROM) devices are accessed by a high
speed SPI-compatible bus. The memory array is organized as 32768 x 8 bit (M95256) and 16384 x 8 bit (M95128).

■ Compatible with SPI Bus Serial Interface (Positive Clock SPI Modes)
■ Single Supply Voltage:
    – 4.5 to 5.5V for M95xxx
    – 2.5 to 5.5V for M95xxx-W
    – 1.8 to 5.5V for M95xxx-R
■ High Speed
    – 10MHz Clock Rate, 5ms Write Time
■ Status Register
■ Hardware Protection of the Status Register
■ BYTE and PAGE WRITE (up to 64 Bytes)
■ Self-Timed Programming Cycle
■ Adjustable Size Read-Only EEPROM Area
■ Enhanced ESD Protection
■ More than 100000 Erase/Write Cycles
■ More than 40-Year Data Retention



Manufacturer information


STMicroelectronics is a global independent semiconductor company and is a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. An unrivaled combination of silicon and system expertise, manufacturing strength, Intellectual Property (IP) portfolio and strategic partners positions the Company at the forefront of System-on-Chip (SoC) technology and its products play a key role in enabling today's convergence trends

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