MICROCHIP TECHNOLOGY RN2903 RN2903 Module User Manual RN2903

Microchip Technology Inc. RN2903 Module RN2903

Contents

Users Manual

 2015 Microchip Technology Inc. DS50002390B-page 1RN2903General Features• On-board LoRaWAN™ 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)- Australia and New Zealand• Device Firmware Upgrade (DFU) over UART, see “RN2903 LoRa® Technology Module Command Reference User’s Guide” (DS40001811)Operational• Single operating voltage: 2.1V to 3.6V (3.3V typical)• Temperature range: -40°C to +85°C• Low-power consumption• Programmable RF Communication Bit Rate up to 300 kbps with FSK modulation, 12500 bps with LoRa® Technology modulation• Integrated MCU, Crystal, EUI-64 Node Identity Serial EEPROM, Radio Transceiver with Analog Front End, Matching Circuitry• 14 GPIOs for control and statusRF/Analog Features• Low-Power Long Range Transceiver operating in the 915 MHz frequency band• High Receiver Sensitivity: down to -146 dBm• TX Power: adjustable up to +18.5 dBm high efficiency PA• FSK, GFSK, and LoRa Technology modulation• IIP3 = -11 dBm• Up to 15 km coverage at suburban and up to 5 km coverage at urban areaDescriptionMicrochip’s RN2903 Low-Power Long Range LoRaTechnology Transceiver module provides an easy touse, low-power solution for long range wireless datatransmission. The advanced command interface offersrapid time to market.The RN2903 module complies with the LoRaWANClass A protocol specifications. It integrates RF, abaseband controller, command ApplicationProgramming Interface (API) processor, making it acomplete long range solution. The RN2903 module is suitable for simple long rangesensor applications with external host MCU.Applications• Automated Meter Reading• Home and Building Automation• Wireless Alarm and Security Systems• Industrial Monitoring and Control• Machine to Machine (M2M)• Internet of Things (IoT)Low-Power Long Range LoRa® TechnologyTransceiver Module

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