LoRaWAN RF Transceiver Module

WD-FLHM

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Description

WD-FLHM is module used for the industrial standard LoRaWAN, and supports the 868 / 915 MHz frequency bands; they have highly integrated antennas and MCU suitable for IoT LPWAN network sensor applications. The WD-FLHM module design includes DIO / ADC / UART / SPI / I2C pins for basic applications.

Specification

Frequency Band: 868MHz / 915MHz
Dimension: 12(W)×12(L)×2.45(H) mm 36pins SMD
Antenna: External
Temperature Range: -40°C ~ +85°C
Supply Voltage: 3.3 V Type (1.8 V ~ 3.6 V)
TX Power: Transmitter max output power +20.5 dBm
RX Sensitivity: -148 dBm for LoRa(at 10.4 kHz, spreading factor 12)
Transmitter Current: 108mA @ Max output power in 868MHz type (50 Ω), 105mA @ Max output power in 915MHz type (50 Ω )
Sleep Current: Less than 2uA
Modulation: LoRa (Chirp Spectrum)
Protocol: LoRaWAN V1.03
LoRaWAN Region: EU868, IN865, RU864, US915, AU915, KR920, AS923
Topology: Star
Bitrates: Up to 62.5K bps

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