E32-433T27D SX1278 wireless transceiver module LoRa spread spectrum technology
[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 | ℃ | ||