24LC256 is a type of EEPROM (Electrically Erasable Programmable Read-Only Memory) chip made by Microchip Technology.
Memory Size:256 Kbit(Kilobits)=32 KB
Interface:I²C (Inter-Integrated Circuit, also called TWI)
Voltage Range:2.5V – 5.5V (typically operates at 5V or 3.3V)
Write Cycle Time:~5 ms (typical)
Endurance:1,000,000 write/erase cycles per byte
Package:Commonly available in DIP, SOIC, and TSSOP