Compact LoRa IoT Module with High Gain Antenna – GAOTek
$47.13
$65.04
Description Technical Specifications Chipset Semtech SX1276/78 Application Smart home Interface Type UART Serial Port, 33 V TTL Level External Antenna High-Gain Antenna Host Interface SPI Power Waste DC 3.3 ± 5% Transmit Power Max. 22 dBm, user configurable Communication Distance 1.55 mile (2.5 km) Air Rate 7K bps to 62.5K bps, three options for air speed (62.5K, 21.875K, 7K) Receiving Sensitivity -116 dBm, sensitivity corresponding to 62.5K bps air rate Modulation LoRa Working Voltage 1.8 V to 3.6 V, ≥3.3 V can ensure output power, exceeding 3.6 V may burn out the module Communication Level 3.3 V, suggest adding level conversion when using 5.0 V TTL Working Frequency 410.125 MHz to 509.125 MHz 850.125 MHz to 929.125 MHz Module operating frequency band supports ISM frequency band Emission Current 128 mA, instantaneous power consumption Working Current 14 mA Antenna Interface IPEX or Stamp hole, characteristic impedance approx.. 500 Ω Operation Temperature -40 °F to 185 °F (-40 °C to 85 °C) Size 0.78 in × 0.55 in (2 cm × 1.4 cm) Weight 0.04 ± 0.0035 oz (1.2 ± 0.1 g)
