The Microchip 24C01C family of devices are 1 Kbit EEPROM chips organised as a single block of 128 x 8-bit memory and have a I2C compatible 2-Wire Serial Interface.
Features
Single Supply with Operation from 4.5V to 5.5V Low-Power CMOS Technology – Read Current 1 mA and Standby Current 5 μA (both maximum) 2-Wire Serial Interface, I2C™ Compatible Cascadable up to Eight Devices Schmitt Trigger Inputs for Noise Suppression Output Slope Control to Eliminate Ground Bounce 100 kHz and 400 kHz Clock Compatibility Page Write Time 1 ms max. Self-Timed Erase/Write Cycle 16-Byte Page Write Buffer More than 1 Million Erase/Write Cycles Data Retention >200 Years