The nRF51822 is built around a 32-bit ARM® Cortex™ M0 CPU with 256kB/128kB flash + 32kB/16kB RAM for improved application performance. The embedded 2.4GHz transceiver supports both Bluetooth LE and the Nordic Gazell 2.4 GHz protocol stack which is on air compatible with the nRF24L series products from Nordic Semiconductor.
Main Benefits
2.4 GHz multiprotocol RF transceive
128 bit AES HW encryption
128kB flash & 16Kb RAM
Programmable Peripheral Interconnect (PPI)
Digital interfaces: SPI, I2C, UART
10 bit ADC
Programmable output power: -20 to +4 dBm
Independent application development and protocol stack
Fully compatible with NRF24L series
Pinout compatible with NRF51xxx series
Global separate power management
Operating voltage: 1.8 V ~ 3.6 V
Smart Doorlock
On-board Diagnostic System
Intelligent Toy
E-Cigarette