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PDF RN2903 Data sheet ( Hoja de datos )
| Número de pieza | RN2903 | |
| Descripción | Transceiver Module | |
| Fabricantes | Microchip | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de RN2903 (archivo pdf) en la parte inferior de esta página. Total 24 Páginas | ||
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RN2903
Low-Power Long Range LoRa® Technology
Transceiver Module
General 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 status
RF/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 area
Description
Microchip’s RN2903 Low-Power Long Range LoRa
Technology Transceiver module provides an easy to
use, low-power solution for long range wireless data
transmission. The advanced command interface offers
rapid time to market.
The RN2903 module complies with the LoRaWAN
Class A protocol specifications. It integrates RF, a
baseband controller, 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.
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)
2015 Microchip Technology Inc.
DS50002390B-page 1
1 page  
RN2903
TABLE 1-1: PIN DESCRIPTION (CONTINUED)
Pin Name
Type
Description
44 GPIO7
Input/Output
General purpose I/O pin
45 GPIO8
Input/Output
General purpose I/O pin
46 GPIO9
Input/Output
General purpose I/O pin
47 GND
Power
Ground supply terminal
Note 1: Optional handshake lines are supported in future firmware releases.
2015 Microchip Technology Inc.
DS50002390B-page 5
5 Page 
RN2903
5.2 Approved Antennas
Modular certification of the RN2903 module is performed with the external antenna type in Table 5-1. For specific reg-
ulatory requirements by country, refer to Section 6.0 "Regulatory Approval".
TABLE 5-1: TESTED EXTERNAL ANTENNA TYPES
Type
Gain (dBi)
Sleeve Dipole
6
2015 Microchip Technology Inc.
DS50002390B-page 11
11 Page | ||
| Páginas | Total 24 Páginas | |
| PDF Descargar | [ Datasheet RN2903.PDF ] | |
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