EEPROM 128/256k 2-Wire Bus
SERIAL EEPROM, 256K (32K X 8)
EEPROM Serial-2Wire 256K-Bit 32K x 8 2.5V/3.3V 8-Pin LAP
AT24C256N-10SQ-2.7-T
AT24C256W-10SU-2.7-T