Single-Chip Solution with High-Performance NFC Reader, Customizable MCU and Security Toolbox

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Product Details

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  • ARM Cortex M-33 core: 90 MHz, 20 kB user RAM, 180 kB user Flash
  • NFC Forum-compliant NFC reader supporting read/ write and card emulation modes
    • R/W mode: ISO/IEC 14443A-B and legacy B', FeliCa™, ISO15693, ISO18000 EPC-HF. Complete MIFARE®, DESFire®, NTAG® (NTAG 5 up to 212kbit/s), ICODE® and SmartMX® families
    • CE mode: ISO/IEC 14443-4A with ALM/PLM, up to 848 kbps
  • High output power 2W: 350mA maximum operating transmitter current with Dynamic Power Control (DPC 2.0) and Automatic Waveshape Control (AWC)
  • Integrated DC/DC allows single 3.3V supply with max Tx power
  • Ultra-low-power card detection (22 µA type)
  • Supports ECP 2.0 (Apple Enhanced Contactless Polling)
    • HW acceleration for symmetric and asymmetric algorithms
    • Secure key store for up to 13 pcs 128-bit symmetric keys (or 6 pcs 256-bit keys)
    • Software protection against side channel attacks
  • Power supply from 2.4 to 5.5V
  • Rich set of interfaces
    • SPI (up to 15 Mbit/s) and I²C (up to 3.4 Mbit/s) controller
    • I²C, I³C (up to 3.4 Mbit/s) and SPI target
    • Up to 21 GPIOs
    • USB device and HSUART
    • 3 PWM interfaces, ADC (10b) (in no DPC configuration)
    • ISO-AUX interface for connecting TDAs
    • 4 x GP 32b Timers, 1 x WD Timer, SWD interface
  • Extensive support tools including integration into MCUXpresso IDE/SDK
  • Firmware update from host interface, NFC and user application
  • Extended operating temperature range: -40 to +105°C
  • GlobalPlatform certified SESIP Level 2
  • VFBGA64 package (4.5 x 4.5 x 0.8 mm)


Quick reference to our documentation types.

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Design Resources

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2 hardware offerings


5 software files

  • Embedded Software - miscellaneous

    PN7642 Firmware v02.01new

  • Embedded Software - miscellaneous

    PN7642 Firmware v01.00

  • Embedded Software - miscellaneous

    LPC55S16 Host Software Version 02.01.00

  • Embedded Software - miscellaneous

    PN76 VCOM LibNncFW v04.02.00

  • Embedded Software - miscellaneous

    PN7642 MCUXpresso SDK v02.12.01

Note: For better experience, software downloads are recommended on desktop.


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