[IC]:SX1268
[La fréquence]: 410~493MHz
[La puissance]:30dBm
[La distance]:12km
[Interface]:SPI
[Le poids]:4.9±0.1g
[Introduction]:La série E22 est le premier module sans fil en Chine à adopter la puce RF SX1262, SX1268 de Semtech. Cette puce fournit une variété de méthodes de modulation, telles que LoRaTM et GFSK traditionnel. Sa méthode de modulation spéciale LoRaTM augmente la distance de communication.
| RF Parameter | Value | Remark |
|---|---|---|
| Working frequency | 410~493 MHz | - |
| Transmitting power | 30 dBm | Max. Power (1W) |
| Receiving sensitivity | -150 dBm | - |
| Air data rate | 0.018k~300kbps | - |
| Test distance | 12000m | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m |
| Hardware Parameter | Value | Remark |
|---|---|---|
| Size | 24 * 38.5 mm | |
| Antenna type | IPEX / Stamp hole | |
| Communication interface | SPI | |
| Package | SMD | |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
|---|---|---|---|---|---|
| Power supply | 2.5 | 5 | 5.5 | V | |
| Communication level | 1.8 | 3.3 | 3.7 | V | |
| Transmitting current | 600 | 650 | 700 | mA | 30dBm(1W) |
| Receiving current | 12 | 14 | 16 | mA | |
| Sleep current | 1 | 3 | 5 | nA | |
| Operating temperature | -40 | 20 | +85 | ℃ | |
| Operating humidity | 10 | 60 | 90 | % | |
| Storage temperature | -40 | 20 | +125 | ℃ |