BUY 93S56 https://www.utsource.net/itm/p/165223.html
2K 2.5V Microwave Serial EEPROM
93S56 is an 8-pin serial EEPROM with a 2-wire serial interface. It is manufactured by STMicroelectronics. Description: The 93S56 is a serial EEPROM memory device that is used for storing data. It is organized as 512 x 8 bits, and is accessed via a 2-wire serial interface. It is available in a SOP-8 package. Features: Low-voltage and standard-voltage operation 2-wire serial interface 512 x 8 bits of memory Low-power CMOS technology Self-timed write cycle High-reliability Endurance: 100,000 write cycles Data retention: 10 years Applications: Automotive Industrial Medical Consumer Networking Security (For reference only)