E41-433T20S UART interface long range wireless RF transceiver
[IC]： -
[Frequency]：425~450.5MHz
[Power]：10~20dBm
[Distance]：2.0km
[Interface]：UART
[Introduction]：E41-433T20S is a long range wireless RF transceiver,with UART interface, high cost performance,transparent transmission is available,can be compatible with E41-T10S2. Low power consumption is available, parameters can be modified online.
| RF Parameter | Value | Remark |
| Working frequency | 425~450.5 MHz | Default: 433MHz |
| Transmitting power | 10~20 dBm | Default: 20dBm（About 100mW） |
| Receiving sensitivity | -118 dBm | Air data rate: 2kbps |
| Air data rate | 2k~15kbps | Default: 2kbps |
| Test distance | 2000m | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 2kbps |
| Hardware Parameter | Value | Remark |
Size | 17 * 30 mm | |
Antenna type | IPEX/external/spring | |
Communication interface | UART | Baud rate: 1200~115200, default: 9600 |
Package | SMD | |
Buffer | 256 bytes buffer | Automatically sub-packaging with 39 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 | 82 | 86 | 96 | mA | 20dBm（100mW） |
| Receiving current | 3.6 | 4.0 | 4.5 | mA | |
| Sleep current | 3 | 4 | 5 | μA | |
| Operating temperature | -40 | 20 | +85 | ℃ | |
| Operating humidity | 10 | 60 | 90 | % | |
| Storage temperature | -40 | 20 | +125 | ℃ |