M24SR64-Y Dynamic NFC/RFID tag IC with 64-Kbit EE.
STMicroelectronics
M24SR64-Y - Dynamic NFC/RFID tag
M24SR64-Y Dynamic NFC/RFID tag IC with 64-Kbit EEPROM, NFC Forum Type 4 Tag and I²C interface Datasheet - production data SO8 TSSOP8 UFDFPN8 Wafe.