The MS21SF1 module utilizes Semtech’s LoRa wireless half-duplex transceiver chip LLCC68, supporting global ISM frequencies. It is a low-power, long-range, and user-friendly LoRa® transceiver module with a compact SPI interface. In receive mode, it consumes only 4.7mA of current. It achieves a transmission power of up to +22dBm through an integrated efficient power amplifier, with a higher receiver sensitivity as low as -128dBm.
LLCC68 – MS21SF1