The Microchip AT24C64D-SSHM-T is a 64-kbit serial EEPROM with an I²C interface, organised as 8,192 × 8, supporting clock speeds up to 1 MHz. Operating from 1.7 V to 5.5 V across –40 °C to +85 °C, it offers 1M write cycles, 100-year data retention, hardware write protection, and page writes up to 32 bytes. Supplied in an 8-pin SOIC package on tape and reel, it is ideal for industrial and commercial low-power applications.