AT24C02 Two Wire Serial EEPROM
The AT24C0 series has 5 chips in its name with different specification named 1A/02/04/08A/16A that provides 1024/2048/4096/8192/16384 bits of serial electrically erasable and programmable read-only memory (EEPROM) organized as 128/256/512/1024/2048 words of 8 bits each.