The M24LR64 is a dual-interface EEPROM device suitable for many uses including asset tracking, serialization, security, etc. With both an I²C and an ISO 15693 RF interface (RFID), communication to and from the device can be both wired and wireless, and access the secure parts of the device with the proper passwords. The device can be completely powered passively utilizing the RF technology to power the device during interrogation.