AT24C512C-SSHM-B

SERIAL EEPROM 512K (64K X 8) 2WIRE 1.7V

Interface Type: 2-Wire, I2C
Memory Size: 512 kbit
Organisation: 64 k x 8
Supply Voltage - Min: 1.7 V
Supply Voltage - Max: 3.6 V
Maximum Clock Frequency: 400 kHz
Access Time: 900 ns
Data Retention: 100 Year
Supply Current - Max: 3 mA
Minimum Operating Temperature: - 40 C
Maximum Operating Temperature: + 85 C

data sheet: AT24C512C.pdf