UART Interface 426/433/490 MHz LoRa® Antenna Transceiver Module

  • ◆ Semtech SX1262 Engine
  • ◆ Excellent blocking immunity
  • ◆ Low receive current
  • ◆ Detect channel motion to set power-saving CAD reception mode on
  • ◆ High sensitivity
  • ◆ Control easily by AT commands
  • ◆ Built-in antenna
  • ◆ AES128 Data encryption


The RYLR497 transceiver module feature the LoRa long range modem that provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.


Item Min. Typical Max. Unit Condition
VDD Power Supply 2 3.3 3.6 V VDD
RF Output Power Range -4   22 dBm  
Filter insertion loss 1 2 3 dB  
RF Sensitivity -148     dBm  
RF Input Level     10 dBm  
Frequency Range 390 433.92 525 MHz  
Frequency Accuracy   ±2   ppm  
Communication Range       KM Depend on RF parameter
Transmit Mode Current   140   mA RFOP = +22dBm
Receive Mode Current   10.4   mA AT+MODE=0, AT+RXBOOST=1
    9.9   mA AT+MODE=0, AT+RXBOOST=0
CAD Mode

Receive Current

  2.3   mA AT+MODE=2
Sleep Current   0.5   uA AT+MODE=1
Digital Input Level High 0.7*VDD   VDD V VIH
Digital Input Level Low 0   0.3*VDD V VIL
Digital Output Level High 0.9   VDD V VOH
Digital Output Level Low     0.1 V  VOL
Cycling (erase / write)

EEPROM data memory

  300   K Cycles
Weight   7   g  
Operating Temperature






File Name Type Updated Preview Download
RYLR497_EN PDF 2023-11-01 Preview download