• Frequency Range:426/433/470 MHz
  • Semtech SX1276 Engine
  • High efficiency Power Amplifier
  • Excellent blocking immunity
  • Low Receive current
  • High sensitivity
  • 127 dB Dynamic Range RSSI
  • Operation temperature: -40? to +85?
  • Dimension: 13*11*2.2 mm
  • Weight:1g


The RYLR400 transceiver module feature the LoRa long range modem that provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.


VDD Power Supply1.83.33.6V
TCXO Power Supply1.73.3V1.7mA
TCXO Accuracy±2ppm
TCXO Long-term
Frequency Stability
TCXO Rise time3ms
RF Output Power Range-415dBm
Filter insertion loss123dB
RF sensitivity-148dBm
RF Input Level10dBm
Frequency Range410433525MHz
Transmit Current29mARFOP = +13 dBm
Receive Current11.5mALNA Boost On
Standby Current1.6mACrystal oscillator enabled
Sleep Current0.2uA
RF Switch Current10uA
TCXO Current2.5mA
Communication Range4KMOpen Space 125KHz
Digital input level high0.8VDDVVIH
Digital input level low0.2VVIL
Digital output level high0.9VVOH Imax = 1 mA
Digital output level low0.1VVOL Imax = -1 mA
Operating Temperature-4025+85?C