M95320-A125/A145 is a 32Kbit serial SPI bus EEPROM with high-speed clock. It features 32Kbits (4Kbytes) of EEPROM, 32 bytes of page size, 1/4, 1/2 or whole memory write protection, an additional write-lockable page (Identification page), high clock frequency 20MHz (VCC≥4.5V), 10MHz (VCC≥2.5V), 5MHz (VCC≥1.8V), and Schmitt trigger inputs for noise filtering.