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RFM69HCW

Radio Transceiver Breakout

The RFM69HCW is a radio transceiver breakout from Adafruit. View the full RFM69HCW datasheet below including specifications and datasheet sections.

Manufacturer

Adafruit

Category

Radio Transceiver Breakout

Overview

Part: RFM69HCW-433S2 — Adafruit

Type: Radio Transceiver Breakout

Description: A 433 MHz FSK packet radio breakout board based on the SX1231 module, offering +13 to +20 dBm power output, AES-128 encryption, and an SPI interface, capable of line-of-sight ranges up to 500 meters.

Operating Conditions:

  • Supply voltage: 3.3V (module); compatible with 3V or 5V logic
  • Operating temperature: null
  • Frequency: 433 MHz

Absolute Maximum Ratings:

  • Max supply voltage: 35V DC (breakout board input)
  • Max continuous current: null
  • Max junction/storage temperature: null

Key Specs:

  • Chipset: SX1231 based
  • Power Output: +13 to +20 dBm (up to 100 mW)
  • Transmit Current Draw: 50mA (+13 dBm) to 150mA (+20dBm)
  • Active Listening Current Draw: ~30mA
  • Line-of-sight Range: approx. 500 meters
  • Interface: SPI
  • Encryption: AES-128

Features:

  • Power output selectable in software
  • Create multipoint networks with individual node addresses
  • Packet radio with ready-to-go Arduino libraries
  • Uses the amateur or license-free ISM band
  • Supports simple wire antenna or spot for μFL or SMA radio connector
  • Integrated 3.3V voltage regulator and levelshifter

Applications:

  • Sensor node networks
  • Transmit data over a campus or town

Package:

  • Breakout board (25.3mm x 29.3mm x 3.5mm)

Related Variants

The following components are covered by the same datasheet.

Part NumberManufacturerPackage
RFM69HCW-433S2AdafruitModule
RFM69HCW-900S2Adafruit
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