RFM73P 2.4G RF transceiver

RFM73P 2.4G RF transceiver

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RFM73P-S2 is a GFSK transceiver module operating in the world wide ISM frequency band at 2400 - 2483.5 MHz. Burst mode transmission and up to 2Mbps air data rate make them suitable for applications requiring ultra low power consumption.The embedded packet processing engines enable their full operation with a very simple MCU as a radio system.Auto re-transmission and auto acknowledge give reliable link without any MCU interference.



  • 2400-2483.5 MHz ISM band operation
  • Support 1 and 2 Mbps air data rate
  • Programmable output power(-5dBm to +20dBm)
  • Low power consumption
  • Variable payload length from 1 to 32bytes
  • Automatic packet processing
  • 6 data pipes for 1:6 star networks
  • 3.3V to 4.2V power supply
  • 4-pin SPI interface with maximum 8 MHz clock rate
  • DIP-10pin and SMD-10pin Package


  • Wireless PC peripherals
  • Wireless mice and keyboards
  • Wireless gamepads
  • Wireless audio
  • VOIP and wireless headsets
  • Remote controls
  • Consumer electronics
  • Home automation
  • Toys
  • Personal health and entertainment


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