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RFM22B HopeRF transceiver rf module

$8.99
$8.99
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Details

Product Overview

The RFM22B and RFM23B modules are highly integrated, cost-effective transceivers operating in the 433/868/915 MHz ISM bands. Designed for robust wireless communication, these modules feature a low receive sensitivity of –121dBm and an impressive output power of +20dBm for the RFM22B and +13dBm for the RFM23B, ensuring extended range and superior link performance. They support antenna diversity and frequency hopping to further improve range and reliability.

Key Features

  • Frequency Range: Operates on 433/868/915MHz ISM bands.
  • High Sensitivity: Receives signals as low as –121 dBm.
  • Adjustable Output Power: +20 dBm for RFM22B and +13 dBm for RFM23B.
  • Energy Efficient: Low power consumption with an ultra-low power shutdown mode.
  • Versatile Data Rates: From 0.123 to 256 kbps.
  • Multiple Modulation Schemes: FSK, GFSK, and OOK.
  • Flexible Power Requirements: 1.8 to 3.6 V power supply.
  • Advanced Features:
    • Digital RSSI
    • Wake-up timer
    • Auto-frequency calibration (AFC)
    • Power-on-reset (POR)
    • Antenna diversity and TR switch control
    • Configurable packet handler
    • Preamble detector
    • TX and RX 64 byte FIFOs
    • Low battery detector
    • Temperature sensor and 8-bit ADC
    • Integrated voltage regulators
    • Frequency hopping capability
    • On-chip crystal tuning
  • Broad Operating Temperature: –40 to +85 °C.
  • Package Options: Available in 14-PIN DIP and 16-PIN SMD.

Applications

Ideal for a variety of applications, including but not limited to:

  • Remote controls
  • Home security systems
  • Telemetry systems
  • Personal data loggers
  • Toy controls
  • Tire pressure monitoring systems
  • Wireless PC peripherals
  • Remote meter readings
  • Remote keyless systems
  • Home automation
  • Industrial controls
  • Sensor networks
  • Health monitoring devices
  • Tag readers

Conclusion

The RFM22B and RFM23B modules encapsulate cutting-edge technology with their comprehensive feature set, making them perfect for developers looking to integrate reliable ISM band communication into their products at a competitive cost.

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