Specifications

2.1 Working parameter
Parameters Range Note
Min Standard Max
Operating Voltage（V） 1.8 3.3 3.6 ≥3.3V be able to
stable output
Output level（V） 3.0 Using 5V TTL
risk of burn
Working Temperature（℃） -40 - +85
Working Frequency（MHz） 2379 2430 2496
Power
Consumption
Emission
current（mA）
14 Instant power
consumption
Receive
current（mA）
12
Sleep current
（μA）
1 Software shut
down
Max Transmit power（dBm） 0 0.3
Receiving sensitivity（dBm） -95.4 -96.0 -96.8 1Mbps in the air
Parameters description Note
Reference distance 100m Clear and open, antenna gain 0dBi,
antenna height 2.5 meters, air speed
1Mbps
Crystal frequency 16MHz
Protocol BLE4.2
Packaging method SMD 2496
Support ISM band
Interface method 1.2mm Instantaneous power
IC Description nRF51822-QFACA/QFN48
Size 13.5mm*20.5mm