Unique Identifier Devices by Datakey (ATEK Access Technologies LLC) are portable memory devices that provide EEPROM memory with a unique, non-changeable serial number. They are available in key, SlimLine™ token, and plug form factors. These devices offer 1.5 Kb of re-writable non-volatile memory along with a 48-bit unique serial number. They are designed for applications requiring secure, portable memory with a built-in unique identifier.
