TTGO Lora V2.1 433Mhz OLED ESP32 Board

TTGO Lora V2.1 433Mhz OLED ESP32 Board

Specification :

– Working voltage : 1.8 ~ 3.7v
– Acceptable current ： 10 ~ 14mA
– Transmit current : 120mA@+20dBm || 90mA@+17dBm || 29mA@+13dBm
– Operating frequency : 433MHz
– Transmit power : +20dBm
– Receive sensitivity :
a. 139dBm@LoRa &62.5Khz&SF=12&146bps
b. 136dBm@LoRa &125Khz&SF=12&293bps
c. 118dBm@LoRa &125Khz&SF=6&9380bps
d. 123dBm@FSK&5Khz&1.2Kbps
– Frequency error ： +/-15KHz
– FIFO space ： 64Byte
– Data rate ：
a. 1.2K~300Kbps@FSK
b. 0.018K~37.5Kbps@LoRa
– Modulation Mode ： FSK,GFSK,MSK,GMSK,LoRa TM，OOK
– Interface form ： SPI
– Sleep current ：
a. 0.2uA@SLEEP
b. 1.5uA@IDLE
– Operating temperature ：-40°C ~ +85°C