The NXP PCF7938, an immobilizer transponder for advanced security, builds on the success of the field-proven PCF7936/37 and PCF7939 (AES-128-Bit).
It offers advanced security with a 96-bit secret key, enabling an easy migration path for customers using the PCF7936.
It offers more memory to store user data, with versatile access configuration options.
As with other NXP immobilizer transponders, NXP offers keyless entry/go and remote keyless entry solutions fully compatible to PCF7938.