NXP® offers a broad selection of next-generation automotive transponders and readers for secure and convenient access and immobilizer systems.

  • Automotive NFC products combine an NFC frontend with an advanced 32-bit microcontroller. Our solutions enable higher integration with fewer components.
  • Automotive Immobilizer systems have helped reduce car theft by more than 90% since they were first introduced. NXP® leads the transponder-based immobilizer market.
  • Passive Keyless Entry systems recognize the driver and open the car as they approach. They also automatically lock the car, turn off the lights and enable the alarm upon exit.
  • Remote Keyless Entry systems combine access and immobilizer functions. Our latest IC features a RISC processor for the highest flexibility and functionality in a car key.
  • RF Link solutions include a radio frequency transceiver with embedded microcontroller. They support car keyfob and body control module applications.


  • Solutions include transponders, encryption and challenge/response systems, and matching base station ICs
  • Mutual authentication using state-of-the-art cryptologic algorithms
  • Meets strict quality standards required by the automotive industry
  • No batteries required

Product Order Description
NCF3340AHN Automotive qualified NFC Controller with NCI interface
NCK2983AHN RF Link, Low Power Multi-Channel UHF Transceiver with Triple Receiver
NCx3320 The NXP® NCx3320 combines high RF output power with robust multiple protocol support. The high integration level makes it ideal for car door handles