| Format - Memory Memory Type Memory Size Speed Interface Voltage - Supply Operating Temperature Package / Case Supplier Device Package | EEPROMs - Serial EEPROM 256K (32K x 8) 400kHz I²C, 2-Wire Serial 1.8 V ~ 5.5 V -40°C ~ 85°C 8-SOIC (0.154, 3.90mm Width) 8-SOIC |