Products
Wireless RF
Semtech SX1281
Long range, low power 2.4 GHz Wireless RF Transceiver
The SX1281 transceiver provides ultra long range communication in the 2.4 GHz band with the linearity to withstand heavy interference. This makes them the ideal solution for robust and reliable wireless solutions.
2.4 GHz Wireless Knowledge Base
Overview
Features
- Long Range 2.4 GHz transceiver
- High sensitivity, down to -132 dBm
- +12.5 dBm, High efficiency PA
- Low energy consumption, On-chip DC-DC
- LoRa, FLRC, (G)FSK supported modulations
- Programmable bit rate
- Excellent blocking immunity
- 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
- SX1281IMLTRT: Pb-free, Halogen free, RoHS and WEEE compliant, 3,000 pieces. Tape & Reel
- Home automation & appliances
- Tracking applications
- Wearables & sports/fitness sensors
- Radio-controlled toys & drones
- Smart watches & beacons
- Healthcare
Packaging
- QFN 4x4
Order Codes
- SX1281IMLTRT: Pb-free, Halogen free, RoHS and WEEE compliant, 3,000 pieces. Tape & Reel
- SX1281IMLTRT: Pb-free, Halogen free, RoHS and WEEE compliant, 3,000 pieces. Tape & Reel
Diagrams and Specs
Block Diagram
Click diagram to enlarge
Datasheets and Resources
Restricted
Application Notes
Datasheets
Reference Designs
- Miniaturized SX1280/SX1281 Design with Johanson Technology IPD (Schematics, Layout, BOM)
- SX1280/SX1281RF1ZHP Prod Folder (Schematics, Layout, BOM)
Tools & Software
- Source Code DevKit in C++
- Source Code PingPong in C++
- SX1280/81 Calculator Tool
- SX1280/81 DevKit C++ Source Project
- SX1281 Source Code PingPong in C