AT28C64B-15JC [Microchip]

The AT28C64B is a 64K (8K x 8) EEPROM with 150 ns read access time. It features automatic page write operation (up to 64 bytes), fast write cycle times (10 ms standard, 2 ms option), low power dissipation (40 mA active, 100 µA standby), hardware and software data protection, high reliability (100,000 cycles endurance, 10 years data retention), single 5V supply, CMOS/TTL compatible I/O, and JEDEC byte-wide pinout. Available in commercial and industrial temperature ranges.