nRF51422 is a general purpose ultra-low power SoC optimized for ANT, Bluetooth® Low Energy, and 2.4 GHz applications. nRF51822 is a general purpose ultra-low power SoC optimized for Bluetooth® Low Energy and 2.4 GHz applications.
Murata supports nRF51422, nRF51822, and other reference designs of the nRF51x22 series with our ceramic capacitors, inductors (coils), crystal units, and baluns.