The Microchip 25LC128 is a 128 Kb Serial EEPROM utilizing the industry standard Serial Peripheral Interface (SPI) compatible serial bus.

Additional Features: 2048 x 8-bit (16 Kbit)
Serial Peripheral Interface (SPI) Compatible
Supports SPI modes 0 and 3
Up to 10 MHz clock frequency
self-Timed Erase and Write Cycles (5 ms max.)
Low Power Consumption:
Read current: 5 mA (Max) at 10 MHz
Write current: 5 mA (Max) at 10 MHz
Standby current: 5 μA (Max) at 5.5 V
Block Write Protection: Protect 1/4, 1/2 or Entire Array
More than 1 million erase/write cycles
Data retention > 200 years
Temperature Ranges Available
Industrial (I): -40°C to 85°C
Extended (E): -40°C to +125°C
Extended+ (H): -40°C to +150°C
Factory Programming Available
Available in standard packages including 8-lead PDIP and SOIC, and advanced packages including 8-lead MSOP, 8-lead TSSOP and 8-lead 2x3 TDFN