The FM11NT020 NFC Forum Type2 Tag chip specification sheet details its features, RF interface, EEPROM memory, pinout, packaging and ordering information.
The FM11NT020 is a NFC Forum Type2 Tag chip developed by Fudan Microelectronics that complies with the ISO/IEC 14443‑A protocol. It is intended for applications such as Bluetooth simple pairing, Wi‑Fi connection establishment, device authentication and NFC‑enabled tags.
The document provides technical specifications including RF interface parameters, EEPROM organization, field‑detection output, security features, block diagram, pin assignments, ordering codes and package dimensions for both DFN4 and TSOT23‑5 packages. This manual is written in Chinese.
| Communication protocol | ISO/IEC 14443‑A |
|---|---|
| Operating frequency | 13.56 MHz |
| Maximum operating distance | 10 cm (depends on antenna and reader power) |
| Data transfer rate | 106 kbps |
| UID length | 7 bytes |
| Total EEPROM size | 252 bytes (63 × 4 bytes) |
| User EEPROM area | 232 bytes (58 × 4 bytes) |
| Data retention | >10 years |
| Write cycles | >100 k cycles |
It supports the ISO/IEC 14443‑A protocol.
The chip operates at 13.56 MHz.
It provides a total of 252 bytes of EEPROM, with 232 bytes available for user data.
Yes, the FD pin provides a field‑detection signal that can be used to wake an external MCU.