RFM73 2.4G RF transceiver

Product Description

RFM73 is a low-power, high-speed FSK/GFSK transceiver module specifically operating in the world wide ISM frequency band at 2400 – 2483.5 MHz The module features low cost, small size, high stability and good consistency. The maximum air data rate can be up to 2Mbps. It can be widely applied in various wireless connections in daily life or activities. It is compliant with the specifications regulated and required by FCC and ETSI.

Datasheet and application notes

Features

4-pin SPI interface with maximum 8 MHz clock rate
Support 1 and 2 Mbps air data rate
FSK/GFSK modulation
Programmable output power: -35 ~ +5 dBm
Rx sensitivity -88dBm at the 1M data rate
Programmable frequency range 2400-2483.5MHz, 83 channels selectable
Ultra low power consumption
Data buffering, burst data transmission, auto re-transmission and auto acknowledge
6 data pipes for 1:6 star networks
Low-price MCU enables high-performance RF system
Open area distance: 70-80m
Specifications

Working frequency: 2400MHz-2483.5MHz
Modulation: FSK/GFSK
Tx Output Power: 5dBm(1mW)
Rx sensitivity: -88dBm
Data rate: 250K/1M／2Mbps
Tx current: ＜30mA
Rx current: ＜23mA
Standby current: ＜3uA
Channel selection: 83 channels
Data interface: SPI
Operating temperature: -40-85°C
Power supply: DC 1.9V～3.6V
Size: 16.8×12.8mm(PCB antenna included)

Additional Information