DM164139 (Revision B): LoRa® (LoRaWAN™) 915MHz - RN2903 Transceiver

Summary

Microchip's RN2903 Low-Power Long Range LoRa® Technology Transceiver module provides an easy to use, low-power solutions for long range wireless data transmission. The advanced command interface offers rapid time-to-market.

The RN2903 module complies with the LoRaWAN™ Class A and Class C protocol specifications. It integrates RF, a baseband controller and command Application Programming Interface (API) processor, making it a complete long range solution.

The RN2903 module is suitable for simple long range sensor applications with external host MCU.

Features:

On-Board LoRanWAN Protocol Stack
ASCII Command Interface over UART
Compact Form Factor: 17.8 x 26.7 x 3.34 mm
Castellated SMT Pads for Easy and Reliable PCB Mounting
Environmentally Friendly, RoHS Compliant
Compliance:
- Modular Certified for the United States (FCC) and Canada (IC)
- Taiwan

Device Firmware Upgrade (DFU) over UART, see RN2903 LoRa Technology Module Command Reference User's Guide (DS40001811)

Specifications

Manufacturer	Microchip Technology
Category	Wireless Communication
Sub-Category	Transceivers - TXRX
Eval Board Part Number	DM164139-ND
Eval Board Supplier	Microchip Technology
Eval Board	Normally In Stock
Protocol	FSK GFSK LoRa
Data Rate (Max)	12500 bps (LoRa), 300 kbps (FSK)
Frequency	868 MHz 915 MHz
Range	15 km (Suburban), 5 km (Urban)
Features	GPIO: 14 Memory Available On-Board UART USB Interface
Component Count + Extras	45 + 13
Design Author	Microchip Technology
Application / Target Market	Factory Automation RF / Wireless RF: Home Automation RF: Metering
Main I.C. Base Part	RN2903
Date Created By Author	2016-02
Date Added To Library	2025-03