# RN2903A-I/RM105 (Component) ## Description General ISM < 1GHz LoRa™ Transceiver Module 902MHz ~ 928MHz Antenna Not Included, Castellation Surface Mount #CommonPartsLibrary #IntegratedCircuit #RF #Transceiver #Module #Modem #RN2903 ## Component Details - **Owner:** jecstronic - **Created:** 11/14/2023 - **Last Updated:** 11/14/2023 - **Visibility:** Public - **Manufacturer Part Number:** RN2903A-I/RM105 - **Datasheet URL:** https://ww1.microchip.com/downloads/en/DeviceDoc/RN2903-Data-Sheet-DS50002390J.pdf - **License:** https://creativecommons.org/licenses/by/4.0/ - **Manufacturer Name:** Microchip Technology - **Part Type:** Module - **Used in:** 12 projects ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Arrow](https://www.arrow.com/en/products/rn2903a-irm105/microchip-technology.html?utm_currency=USD&region=nac) | N/A | N/A | | [Digi-Key](https://www.digikey.com/en/products/detail/microchip-technology/RN2903A-I-RM105/9867252) | $17.40 | 13K | | [LCSC](https://www.lcsc.com/product-detail/C641408.html) | $25.2832 | 0 | | [Mouser](https://www.mouser.com/en/ProductDetail/Microchip-Technology/RN2903A-I-RM105?qs=PqoDHHvF648ggy%252BxQbPa3A%3D%3D) | $17.40 | 675 | | [Verical](https://www.verical.com/pd/microchip-technology-transceiver-RN2903A-I-RM105-6991264?utm_currency=USD) | N/A | N/A | - **Part Type:** Modules - **Manufacturer:** Microchip - **MPN:** RN2903A-I/RM105 - **Mount Type:** Surface Mount - **Package / Case Code:** Module - **Pin Count:** 47 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | GND | | | 2 | UART_RTS | | | 3 | UART_CTS | | | 4 | RESERVED | | | 5 | UART_TX | | | 6 | UART_RX | | | 7 | GND | | | 8 | GPIO13 | | | 9 | GPIO12 | | | 10 | GND | | | 11 | VDD | | | 12 | GPIO11 | | | 13 | GPIO10 | | | 14 | NC | | | 15 | NC | | | 16 | NC | | | 17 | NC | | | 18 | NC | | | 19 | NC | | | 20 | GND | | | 21 | GND | | | 22 | GND | | | 23 | RF | | | 24 | GND | | | 25 | NC | | | 26 | GND | | | 27 | GND | | | 28 | GND | | | 29 | NC | | | 30 | PGC_INT | | | 31 | PGD_INT | | | 32 | *RESET | | | 33 | GND | | | 34 | VDD | | | 35 | GPIO0 | | | 36 | GPIO1 | | | 37 | GPIO2 | | | 38 | GPIO3 | | | 39 | GPIO4 | | | 40 | GPIO5 | | | 41 | GND | | | 42 | NC | | | 43 | GPIO6 | | | 44 | GPIO7 | | | 45 | GPIO8 | | | 46 | GPIO9 | | | 47 | GND | | --- *Generated from [https://www.flux.ai/jecstronic/rn2903a-irm105~ocu](https://www.flux.ai/jecstronic/rn2903a-irm105~ocu)*