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NXP Semiconductors NTAG® 5 boost NFC forum-compliant I2C bridge

NFC Forum-compliant I2C bridge for tiny devices with ALM

NXP Semiconductors NTAG 5 Boost product image

NXP's NTAG 5 Boost shrinks the NFC footprint while adding AES security, so designers can deliver ultra-compact devices for use in IoT, consumer, and industrial applications. It is an NFC Forum-compliant contactless tag that delivers exceptional read range, giving tiny devices the ability to interact with the cloud, and other NFC-enabled devices, including smartphones.


Key features

  • Active Load Modulation (ALM) to Enable Tiny Antennas
  • Scalable Security: AES 128-bit Mutual Authentication
  • Low Power Consumption: less than 10 μA Standby, less than 0.25 μA Hard Power-Down
  • Enabling Antennas as Small as 1 cm x 1 cm


Additional features

  • Active Load Modulation
  • AES mutual authentication
  • I2C Slave and Master channel
  • GPIO and PWM
  • NFC Interface
    • Fully NFC Forum Type 5 Tag compliant
    • 8-byte Unique Identifier
    • 32-byte reprogrammable originality signature
  • Host Interface
    • I2C interface supports up to 400 kHz
    • 2 GPIOs
    • 2 Pulse Width Modulation output channel
    • Event Detection pin
  • Scalable Security
    • AES 128-bit mutual authentication
    • 32/64-bit password protection
    • Read-only locking
    • NFC silence
    • 3 configurable user memory areas
    • ECC-based reprogrammable originality signature
  • Memory
    • 2048 bytes user memory
    • 256 bytes SRAM



  • Ear Buds
  • Smart Watches
  • Fitness Bands
  • Headphones
  • Smart Portable Speakers
  • Portable Medical Devices for Monitoring Purposes
  • Hearing aids


Additional Resources

More information about the entire NTAG 5 family of products can be found in a related article in the EBV Articles section:


A brief introduction to the NTAG 5 family is also available in the EBV Blog section:

NXP Semiconductors NTAG® 5 Boost | EBV Elektronik

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