LoRa modem supports FSK, GFSK, MSK, GMSK, LoRa and OOK modulation modes, and supports frequency band 410MHz ~ 525MHz
The operating voltage is 3.3V, the maximum output transmission power is 22dBm, the maximum working current is 140mA, the receiving state has low power consumption characteristics, the receiving current is 4.2mA, the standby current is 0.6mA, and the high sensitivity is as low as-129dBm
Support spread spectrum factor SF5/SF6/SF7/SF8/SF9/SF10/SF11, the module uses SPI interface, uses half-duplex communication, with CRC, up to 256 bytes of packet engine
Power supply range: 2.7~3.6V, typical value 3.3V, recommended current greater than 200mA; Support interface: SPI; Programmable bit rate: up to 300Kbps; Crystal oscillator frequency: 32MHz; Transmission distance: 2.8km with spring antenna in open space
Spectrum range: 410MHz ~ 525MHz; Operating temperature: -40 ℃ ~ 85 ℃; Storage environment: -40 ℃ ~ 125 ℃ , < 90% RH