High performance multi-protocol NFC frontend

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Product Details


High performance and more flexible antenna design

  • Maximum transmitter current: 350 mA operating with 500 mA limiting value
  • Freely programmable 6 kByte EEPROM

Longer battery life

  • Supply voltage: 2.5 to 5.5 V
  • Power-save modes: hard power-down, standby, extended LPCD options


  • Temp range (-40 to +105 °C)

Multiple interfaces to support a broad range of microcontrollers and high-security reader implementations

  • Host interfaces: SPI, I2C, UART
  • Up to 8 GPIO
  • SAM interface
  • 512 byte FIFO buffer reduces performance requirements of host controller

Fast development

  • Supports NFC Cockpit and NFC Reader Library
  • Complete development kits

Included licenses

  • Includes NXP ISO/IEC14443-A and Innovatron ISO/IEC14443-B intellectual property licensing rights

EMVCo ready

  • EMVCo 2.6 L1 analog & digital compliance

Full RF standard compliance

  • ISO/IEC 14443B
  • JIS X 6319-4 (comparable with FeliCa1 scheme)
  • ISO/IEC 15693 (ICODE® SLIX family, ICODE® DNA)
  • ISO/IEC 18000-3 mode 3/ EPC Class-1 HF (ICODE® ILT family)
  • Peer-to-Peer Mode: ISO/IEC 18092 passive initiator

Compatible with all NXP smartcard products

  • Complete MIFARE® family: Ultralight, Classic 1K & 4K, DESFire EV1 & EV2 and Plus EV1
  • Complete NTAG® family incl. NTAG I2C plus
  • Complete SmartMX® family incl. SmartMX2 P40 & P60

Compact, time-saving package

  • HVQFN32 with wettable flanks to support high production yield
  • Pin-compatible to CLRC663 makes it easy to upgrade from existing designs

Part numbers include: CLRC66303HN.


Quick reference to our documentation types.

3 documents

Design Files

Quick reference to our design files types.

3 design files


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