YJ-14015 module (Core51822B clone)


In stock



Product description:
This auction is for Core51822
BLE4.0 Bluetooth 2.4G Wireless Module, nRF51822 Onboard

Core51822 is a wireless module based on nRF51822 – the Multiprotocol Bluetooth® 4.0 low energy/2.4 GHz RF SoC designed for ULP (ultra low power) wirelesss applications.
Core51822 Specifications

Onboard chip: nRF51822
Communication distance (open outdoor@1M data rate): 30m
Frequency range: 2.4GHz
Operating voltage: 2.0V ~ 3.6V
Operating temperature: -40℃ ~ 85℃
Dimension (PCB): 24.5mm x 32.26mm
Expansion pinheader: all the I/Os except P0.26 and P0.27
Pinheader pitch: 2.00mm
Spacing between pinheaders on the left side and the right side: 18.00mm
Antenna: onboard antenna

nRF51822 Features

2.4 GHz multiprotocol RF transceiver
ARM® Cortex™-M0 32 bit processor
128 bit AES HW encryption
256kB 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


Wearable devices
Bluetooth intelligent application
Mobile phone accessories
RFID labels
Smart home appliances
Industry control
Data acquisition system

Revision History

2015.06, Core51822 upgrades the onboard chip to Rev3, features 16kB RAM, supports higher version SDK, and all the demo codes are still compatible with the Rev2 ones.

Additional information

Weight 0.05 kg