BUY AT28C256-15PC https://www.utsource.net/itm/p/11243856.html
IC EEPROM 256K PARALLEL 28DIP
Description: The AT28C256-15PC is an electrically erasable programmable read-only memory (EEPROM) chip manufactured by Atmel. It has a capacity of 32K x 8 bits and is housed in a 28-pin dual in-line package (DIP). Features: - 32K x 8 bits of memory - Low power CMOS technology - Single 5V supply - Byte-wide data output - Self-timed write cycle - High reliability - Endurance: 100,000 cycles - Data retention: 100 years Applications: - Automotive - Industrial - Medical - Consumer - Telecommunications - Computer peripherals (For reference only)