Compact surface mount dev board for the Si24R1 2.4GHz RF transceiver chip – a cheaper alternative to Nordic’s popular nRF24L01+. Looking to compete directly with Nordic, the Si24R1 is also an ultra low power (ULP) 2Mbps RF transceiver IC for the 2.4GHz band with many similar specs and features.
Features / Specs
- Board Manufacturer: Ai Thinker
- Model: NF-03
- RF Transceiver IC: Nanjing Zhongke Microelectronics Si24R1
- Operating Voltage: 1.9V – 3.6VDC
- Operating Frequency Range: 2.4 ~ 2.525GHz
- Modulation: GFSK / FSK
- Channels: 126 (1MHz Channel Spacing)
- Data Rate (Selectable): 250kbps / 1Mbps / 2Mbps
- Transmit Power (Max): +7dBm
- Receive Sensitivity: -94dBm @ 250kbps
- Operating Current (Typical): Transmit @ 7dBm = 25mA / Receive @ 2Mbps = 15mA / Standby = 15µA / Shutdown = 0.7µA
- Range (Max): 100 Meters (Test Conditions: Sunny; Open Space; Max Transmit Power)
- Comms Interface: SPI
- Operating Temperature Range: ~(-20°C to +70°C)
- Antenna: PCB Antenna
- Dimensions: ~(18mm x 12mm x 1.8mm)
- Header Pin Pitch: 1.27mm
- No Of Pins: 8