Microchip’s EUI-48™ enabled MAC address EEPROMs are available with SPI, I²C and UNI/O bus options. The devices will also be available in the popular SOIC and SOT-23 packages and come with write protected codes as explained previously. These 2Kb devices will come with standard EEPROM features including at least 1M cycles endurance, 200 years data retention, and low operating and stand-by currents.