Ebyte Rf Transmitter 433mhz Sx1278 Lora Iot Module wireless rf module 433
[IC]：SX1278
[Frequency]：410~441MHz
[Power]：10~20dBm
[Distance]：3.0km
[Interface]：UART
[Weight]：1.2±0.1g
[Introduction]：E32-433T20S1 is a wireless transceiver module based on SX1278 of SEMTECH (it can be transmitter and receiver both). It adopts LoRa spread spectrum technology, with this technology the transmitting distance and diffraction of the module improved greatly compared with traditional FSK.
| RF Parameter | Value | Remark |
|---|---|---|
| Working frequency | 410~441 MHz | Default: 433MHz |
| Transmitting power | 10~20 dBm | Default: 20dBm（About 100mW） |
| Receiving sensitivity | -146 dBm | Air data rate: 0.3kbps |
| Air data rate | 0.3k~19.2kbps | Default: 2.4kbps |
| Test distance | 3000 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 | 17 * 25.5 mm | |
| Antenna type | Stamp hole | |
| Communication interface | UART | Baud rate: 1200~115200, default: 9600 |
| Package | SMD | |
| Buffer | 512 bytes buffer | Automatically sub-packaging with 58 bytes per package |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
|---|---|---|---|---|---|
| Power supply | 2.3 | 5.0 | 5.2 | V | |
| Communication level | 2.5 | 3.3 | 3.6 | V | |
| Transmitting current | 100 | 110 | 120 | mA | 20dBm（100mW） |
| Receiving current | 13 | 14 | 15 | mA | |
| Sleep current | 3 | 4 | 5 | μA | |
| Operating temperature | -40 | 20 | +85 | ℃ | |
| Operating humidity | 10 | 60 | 90 | % | |
| Storage temperature | -40 | 20+125 | ℃ |