The M95080-125 is a 8 Kbit serial SPI bus EEPROM from ST. It has 8 Kb (1 Kbyte) of EEPROM memory, with a page size of 32 bytes. It can be written within 5 ms for byte write and 5 ms for page write. The memory array can be protected by quarter, half or whole. The chip has a high-speed clock of 5 MHz, single supply voltage of 4.5 V to 5.5 V, operating temperature range of -40°C to +125°C, enhanced ESD protection, and more than 1 million write cycles.