• NUVOTON MCU & Semtech LoRa Engine
  • Excellent blocking immunity
  • Low receive current
  • High sensitivity
  • Control easily by AT commands
  • Built-in antenna


The RYLR998 transceiver module features the Lora long-range modem that provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.


VDD Power Supply1.83.33.6VVDD
RF Output Power Range-2022dBm
Filter insertion loss123dB
RF Sensitivity-129dBm
RF Input Level10dBm
Frequency Range820868/915960MHz
Frequency Accuracy±10ppm
Transmit Mode Current140mARFOP = +22 dBm
Receive Mode Current17.5mA
Sleep mode Current15uAAT+MODE=1
Smart receiving power saving mode average current0.022.75.5mAAT+MODE=2,3000,3000
Digital Input Level High0.7*VDDVDDVVIH
Digital Input Level Low00.3*VDDVVIL
Digital Output Level High0.9VDDVVOH
Digital Output Level Low0.1VVOL
Cycling (erase / write)
Flash data memory
Operating Temperature-4025+85?C