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NXP - CLRC663 plus

CLRC663plus - next-gen multi-protocol NFC frontend

Push you NFC design further

If you need the best NFC performance or the lowest power consumption, use the NXP CLRC663 plus, a next-generation, multi-protocol NFC frontend. It delivers optimal performance in every application, and offers special-low-power support to make battery-powered systems more efficient.

It offers the flexibility, backward compatibility, and fast time to-market needed to deliver best-in-class NFC systems for a wide range of applications, including access control, payment, gaming, and industrial. 

Key benefits

  • High performance and more flexible antenna design
    • Maximum transmitter current: 350 mA operating with 500 mA limiting value
    • Freely programmable 6 kByte EEPROM
  • Industrial/Automotive (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
  • EMVCo ready
  • Full RF standard compliance
  • Compatible with all NXP smartcard products
  • Compact, time-saving package


  • Access control
  • Payment
  • Gaming
  • Industrial

Device comparison: CLRC663 versus CLRC663 plus

  CLRC663 CLRC663 plus
Operating transmitter current 250 mA 350 mA (max.), 500 mA (lim.)
LPCD range (EMVCo RefPICC) 26 mm 66 mm
Temp range -25 to +85 °C -40 to +105 °C
RF transmitter supply voltage 3.0 to 5.5 V 2.5 to 5.5 V
Package HVQFN32 HVQFN32 with wettable flanks
NXP CLRC663plus product image