The AT93C46E-TH-T is a non-volatile serial EEPROM device manufactured by Microchip technology. It is a 512-bit to 4-kbit SPI Serial EEPROM with a wide voltage range of 1.8V to 3.6V. It is an 8-pin Plastic TSSOP package and has an endurance of 100,000 write cycles. It is used in a variety of automotive, immunity, and medical applications.