Home >Module>Lora>SX1278

[IC]:SX1278

[Frequency]:410~441MHz

[Power]:18~27dBm

[Distance]:5.0km

[Interface]:UART

[Introduction]:E32-433T27D is a 500mW wireless transceiver module. adopts LoRa spread spectrum technology, with this technology the module can transmit much longer distance than similar products under the same power with better anti-interference performance.

RF Parameter Value Remark
Working frequency 410~441 MHz Default: 433MHz
Transmitting power 18~27 dBm Default: 27dBm(About 500mW)
Receiving sensitivity -147 dBm Air data rate: 0.3kbps
Air data rate 0.3k~19.2kbps Default: 2.4kbps
Test distance 5000 meter In open and clear air, with maximum power, 5dBi antenna gain, height of 2m,air data rate: 2.4kbps
Hardware Parameter Value Remark
Size 24 * 43 mm Without SMA
Antenna type SMA-K
Communication interface UART Baud rate: 1200~115200, default: 9600
Package DIP
Buffer 512 bytes buffer Automatically sub-packaging with 58 bytes per package
Electronic parameter Min. Typ. Max. Unit Condition
Power supply 3.3 5.0 5.2 V
Communication level 2.5 3.3 3.6 V
Transmitting current 390 410 450 mA 27dBm(500mW)
Receiving current 19 20 22 mA
Sleep current 4 5 6 μA
Operating temperature -40 20 +85
Operating humidity 10 60 90 %
Storage temperature -40 20 +125