E32-900T20D Ebyte 868MHz LoRa solución Semtech IC módulo lora de larga distancia UART 20dBm
[frecuencia]：862～931MHz
[poder]：20dBm
[distancia]：5.5km
[tamaño]：16*26mm
[La característica]：Espectro de distribución de LoRa
[peso]：7.6±0.1g
[Introducción]：E32-900T20D es un módulo de puerto serie inalámbrico basado en la solución LoRa de SEMTECH. Tiene una variedad de modos de transmisión, trabajando a 862MHz ~ 931MHz, tecnología de espectro ensanchado LoRa y salida 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 |