The NRF51822-QFAA-R RF Chips with QFN-48_6x6x04P RoHS manufactured by Nordic is an industry leading, multi-protocol Bluetooth low energy and 2.4GHz ultra low-power wireless system-on-chip. It integrates a 2.4 GHz transceiver, embedded 2.4 GHz protocol stack, ARM Cortex-M0 based MCU, and flash memory in a single 48-pin QFN package. It is designed for applications such as Internet of Things (IoT), connected home, building automation, asset tracking, beacons, and healthcare. The wireless chip can connect to any other Bluetooth low energy (or Bluetooth SmartTM) device and offers high-end features in a very small footprint. Its ARM Cortex-M0 core is designed to support extremely low power consumption, delivering superior performance and allows for power budget friendly consumer applications. This chip is fully qualified for use in a variety of applications in a wide selection of markets.