BUY CAT24C256LI-G https://www.utsource.net/itm/p/6392606.html
256 kb I2C CMOS Serial EEPROM
Description: CAT24C256LI-G is a 256Kb Serial CMOS EEPROM. Features: Low-voltage and Standard-voltage Operation 2-wire Serial Interface Schmitt Trigger, Filtered Inputs for Noise Suppression Bidirectional Data Transfer Protocol 1MHz (5V) and 400kHz (1.8V) Clock Rates Hardware and Software Data Protection Self-timed Write Cycle (5ms max) High Reliability Endurance: 1,000,000 Write Cycles Data Retention: 100 Years 8-pin DIP Package Applications: Automotive Industrial Consumer Medical Computer Peripherals Networking Telecommunications (For reference only)