[Introduction]:E32-433T20D is a wireless serial port module based on Semtech's SX1278 RF chip Block (TTL level), transparent transmission mode, working in the 410-441MHz frequency band (default 433MHz), using LoRa spread spectrum technology.
Brand Name:EBYTE
Origin:Mainland China
Condition:New
Type:Drive IC
Model Number:E32-433T20D V8.X
IC:SX1278
Power:20dBm (100mW)
Distance:3.0km
Interface:UART
Size:21 * 36 mm
Antenna type:SMA-K
RF Parameter |
Value |
Remark |
Working frequency |
410~441 MHz |
Default: 433MHz |
Transmitting power |
19~20 dBm |
- |
Receiving sensitivity |
-144~147 dBm |
Air data rate: 2.4kbps |
Air data rate |
0.3k~19.2kbps |
- |
Test distance |
3000 meter |
In open and clear air, with maximum power, 5dBi antenna gain, height of 2.5m,air data rate: 2.4kbps |
Hardware Parameter |
Value |
Remark |
Size |
21 * 36 mm |
|
Antenna type |
SMA-K |
Characteristic impedance about 50Ω |
Communication interface |
UART |
TTL level |
Package |
In-line |
|
Buffer |
512 bytes buffer |
|
Electronic parameter |
Min. |
Typ. |
Max. |
Unit |
Condition |
Power supply |
2.3 |
5.0 |
5.5 |
V |
≥3.3V can guarantee output power |
Communication level |
- |
3.3 |
- |
V |
Risk of burnout with 5V TTL |
Transmitting current |
- |
110 |
- |
mA |
Instantaneous power consumption |
Receiving current |
- |
14 |
- |
mA |
|
Sleep current |
- |
4 |
- |
μA |
software shutdown |

