M95320-125 is a 32-Kbit serial SPI bus EEPROM with high-speed clock released by ST company. Its features include: compatible with Serial Peripheral Interface (SPI) bus, 32 Kb (4 Kbytes) of EEPROM, page size of 32 bytes, fast write speed, page write within 5 ms, write protection, single supply voltage, wide operating temperature range, ESD protection and long data retention.