Semtech SX1280
Long range, low power 2.4GHz Wireless RF Transceiver with ranging capability

The SX1280 transceiver provides ultra-long range communication in the 2.4GHz band with the linearity to withstand heavy interference. This makes them the ideal solution for robust and reliable wireless solutions.
Overview
Features
- Long Range 2.4GHz transceiver
- High sensitivity, down to -132dBm
- +12.5dBm, High efficiency PA
- Low energy consumption, On-chip DC-DC
- LoRa, FLRC, (G)FSK supported modulations
- Programmable bit rate
- Excellent blocking immunity
- Ranging Engine, Time-of-flight function
- BLE PHY layer compatibility
- Low system cost
Applications
- Home automation & appliances
- Tracking applications
- Wearables & sports/fitness sensors
- Radio-controlled toys & drones
- Smart watches & beacons
- Healthcare
Packaging
- QFN 4x4
Order Codes
- SX1280IMLTRT: Pb-free, Halogen free, RoHS and WEEE compliant, 3,000 pieces. Tape & Reel
Diagrams and Specs
Datasheets and Resources
Application Notes
- AN1200.59 Selecting the Optimal Reference Clock
- Bluetooth Immunity of LoRa at 2.4 GHz
- How to Perform Ranging Tests with the SX1280 Development Kit
- Introduction to Ranging with the SX1280
- SX1280 LoRa Calculator
- Using the SX1280/SX1281 in Low Power Applications
- Wi-Fi Immunity of LoRa at 2.4 GHz
Datasheets
Reference Designs
- Miniaturized SX1280/SX1281 Design with Johanson Technology IPD (Schematics, Layout, BOM)
- SX1280/SX1281RF1ZHP Prod Folder (Schematics, Layout, BOM)
Software Releases (Firmware)
- SX1280 DevKit Firmware
- SX1280 Source Code PingPong & Ranging in C
- SX1280/81 DevKit C++ Source Project