FM24NC128Tx is  a 128Kbit  dual interface  EEPROM with flexible  tag  function.  The  128kbit  data  memory  and  thededicated tag  memory can be  accessed by  both two  wire serial   interface   and   ISO/IEC   14443A   compatible   RFinterface.  When accessed  by  RF  interface, the  device  is fully compatible  with  NFC Forum  Type 2  tag. The  device can  also  access  tag   memory  through  the  conventional address by two wire serial interface. This feature ensures  a flexible NFC tag application.

-1.6V-5.5V single power supply nbsp;nbsp;
-Typical standby current<1uA
-Two wire serial interface
-1 MHz(2.5V~5.5V) and 400 kHz(1.6V~5.5V) compatibility
-Byte and Page Write (up to 64 bytes)
-Random and Sequential read
-Contact interface timeout -ISO/IEC 14443A compatible
-Contactless data transmission
-Enhanced RF performance using contact power
-Carrier frequency:13.56 MHz
-Data transfer rate: 106/2 12/424 kbit/s
-UID ASCII Mirror for automatic serilization NDEF messages
-ECC based originality signature
-True anticollision
-Tag operation: 4 bytes Write, 16 bytes Fast Read
-Data Memory operation: Page Read and Page Write
-Support sleep mode