Microchip Technology 24AA256-E/SN EEPROM 256K，32Kx8，1.8V 串行 EEPROM，ExT

Access Time: 900 ns

Memory Size: 256 kbit

Unit Weight: 540 mg

Organization: 32 k x 8

Data Retention: 200 Year

Interface Type: 2-Wire, I2C

Mounting Style: SMD/SMT

Moisture Sensitive: Yes

Supply Current - Max: 3 mA

Supply Voltage - Max: 5.5 V

Supply Voltage - Min: 1.7 V

Maximum Clock Frequency: 400 kHz

Active Read Current - Max: 400 uA

Maximum Operating Temperature: + 125 C

Minimum Operating Temperature: - 40 C