The LSD4WN-2L817M90 is a LoRaWAN End Node module developed by Lierda Technology Group Co., Ltd. This module integrates the LoRaWANTM protocol stack and complies with the LoRaWANTM Specification 1.0.1 standard released by the LoRa Alliance. The module uses the serial interface to interact with the user's equipment for data and instructions exchange, and can conveniently provide users with fast LoRaWAN network access and wireless data services.

LSD4WN-2L817M90 module has the features of low energy consumption, long transmission distance and strong anti-interference ability, is suitable for a variety of applications: IoT low-power applications (IoT), automatic meter reading, smart city, industrial automation, smart home and so on.

  • Feature

    Functional characteristics

    • Working voltage: 2.5~3.6 V;
    • Physical layer: EU868;
    • Transmitting power: 19±1 dBm(max);
    • Ultra-high receiving sensitivity: -136±1dBm (@SF=12);
    • Super-long effective communication distance: 5Km (urban highway environment, not open field environment);
    • Complies with the LoRaWANTM Specification 1.0.1 standard and supports the EU433 protocol;
    • Internally integrates LoRaWANTM protocol stack, supports Class A/Class C device types;
    • Low energy consumption: standby current typical value 1.8 uA;
    • UART communication, the external interface is a stamp hole, and the simple command configures the module parameters.
  • Relevant information