Semtech introduce the new SX1303 digital baseband processor for LoRaWAN® gateways. Aimed at Smart Metering, Security, Smart Agriculture, Logistics tracking and IOT applications. Footprint and functionally compatible with the SX1302, it minimizes current consumption, lowers bill of material costs and reduces the overall size of LoRa® gateway products. In addition to the SX1302 features, the SX1303 adds Fine Timestamp capability which enables Time Difference of Arrival (TDOA) network-based geolocation functionality.


  • Fine Timestamp
  • Up to -141dBm sensitivity with SX1250 Tx/Rx front-end
  • 125kHz LoRa reception with:
    • 8 x 8 channels LoRa packet detectors
    • 8 x SF5-SF12 LoRa demodulators
    • 8 x SF5-SF10 LoRa demodulators
    • Up to 8 packets can be received simultaneously when Fine Timestamp is enabled
  • 125/250/500kHz LoRa demodulator
  • (G)FSK demodulator
  • Direct interface to Semtech transceivers
  • SX1255, SX1257 and SX1250
  • Single 32MHz clock

For more information see L2tek LoRa from Semtech or visit Semtech’s site at Semtech LoRa® Products

About Semtech

Semtech Corporation is a leading supplier of high performance analogue, mixed-signal semiconductors and advanced algorithms for high-end consumer, enterprise computing, communications, and industrial equipment. Products are designed to benefit the engineering community as well as the global community. The Company is dedicated to reducing the impact it, and its products, have on the environment. Internal green programs seek to reduce waste through material and manufacturing control, use of green technology and designing for resource reduction. Publicly traded since 1967, Semtech is listed on the Nasdaq Global Select Market under the symbol SMTC