Module RF Lora 868/915Mhz Wio-E5 (STM32WLE5JC)

***Lưu ý: hiện tại Seeed Studio đã đổi tên gọi cũ Lora-E5 thành Wio-E5.

Module RF Lora 868/915Mhz Wio-E5 (STM32WLE5JC) for Long Range Application for module is designed with ST system-level package chip STM32WLE5JC, ARM Cortex M4 ultra-low-power MCU and Long Range SX126X. It supports (G)FSK mode and Long Range . 62.5kHz, 125kHz, 250kHz, and 500kHz bandwidth can be used in Long Range mode, making it suitable for the design of various IoT nodes, supporting EU868 and US915.

Specifications 

• SKU: 317990829
• MCU: ARM Cortex M4 
• Storage: 256KB Flash, 64KB SRAM
• Size: 12(W)*12(L)*2.5(H)mm
• Package: 28 pins, SMT 
• Power supply: 3.3VDC
• Minimum sleep current: 2.1uA(SOC)
• Operation current (Transmitter+MCU): 
  • 50mA @10dBm in 434MHz type
  • 111mA @22dBm in 470MHz type 
  • 111mA @22dBm in 868MHz type 
• Operation current (Receiver+MCU):
  • 6.7mA @BW125kHz, 868MHz
  • 6.7mA @BW125kHz, 434MHz
  • 6.7mA @BW125kHz, 470MHz
• Output power:
  • 10dBm max @434MHz
  • 22dBm max @470MHz
  • 22dBm max @868MHz
• Sensitivity:
  • @SF12, BW125kHz
  • -136dBm max @434MHz
  • -137.5dBm max @470MHz
  • -137dBm max @868MHz
• Harmonics:
• < -36dBm below 1GHz
• < -40dBm above 1GHz
• Interface:
  • RFIO: RF port 
  • UART: 3 group of UART, include 2 pins 
  • I2C: 1 group of I2C, include 2 pins 
  • ADC: 1 ADC Input, include 1 pins, 12-bit 1Msps 
  • NRST: Manual reset pin input 
  • SPI: 1 group of SPI, include 4 pins

Applications

Works for Long Range sensor nodes and any wireless communication application:

• Wireless Meter Reading
• Works for IoT Nodes & Sensor Network
• Other low power wide area IoT scenarios

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