Module lora UART 20dBm longue distance Ebyte 868MHz SX1276 Semtech IC
[IC]：SX1276
[La fréquence]：862～931MHz
[Du pouvoir]：20dBm
[Distance]：5.5km
[Taille]：16*26mm
[Caractéristique]：Spectre étalé LoRa
[Introduction]：E32-900T20D est un module de port série sans fil (UART) basé sur la puce RF SX1276 de SEMTECH. Il dispose de plusieurs modes de transmission, fonctionnant dans la technologie de spectre étalé LoRa 862 MHz ~ 931 MHz, sortie TTL.
| Main parameter | Description | Remark |
| Distance for reference | 5500m | Test condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate: 2.4kbps |
| TX length | 58Btye | Maximum capacity of single package, automatic sub-packing after exceeding. |
| Buffer | 512Btye | - |
| Modulation | LoRa™ | - |
| Communication interface | UART | @3.3V,TTL |
| Package | SMD | - |
| Connector | Stamp hole | 1.27mm spacing |
| Size | 16 * 26 mm | - |
| Antenna | IPEX/stamp hole | 50 ohm impedance |
| Main parameter | Min | Typ. | Max. | nit | Remark |
| Operating voltage | 2.3 | 5 | 5.5 | V | ≥5.0 V ensures output power |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be at risk of burning down |
| Operating temperature | -40 | - | +85 | ℃ | Industrial design |
| Operating frequency（ | 862 | 868 | 931 | MHz | Support ISM band |
| Transmitting current | - | 120 | - | mA | Instant power consumption |
| Receiving current | - | 16 | - | mA | - |
| Turn-off current | - | 4 | - | μA | Software is shut down |
| Max Tx power | - | 20 | - | dBm | - |
| Receiving sensitivity | - | -123 | - | dBm | Air data rate is 2.4kbps |