ST M24LR04E-R 4-Kbit EEPROM with password protection dual interface energy harvesting: 400 kHz I C bus ISO 15693 RF protocol at 13.56 MHz handbook
M24LR04E-R is a 4-Kbit EEPROM with password protection, dual interface and energy harvesting, including 400 kHz I²C bus and ISO 15693 RF protocol at 13.56 MHz.