E220-900T22S LLCC68 Module RF sans fil LoRa 22dBm bande ISM 850.125 ~ 930.125MHz LoRa Spread Spectrum SMD Antenne IPEX Anti-interférence
[IC]：LLCC68
[La fréquence]：850.125~930.125MHz
[La puissance]：22dBm
[La distance]：5km
[La taille]：16*26mm
[Poids du produit]：2.2g±0.1g
[Introduction]：E220-900T22S est une nouvelle génération de module de port série sans fil LoRa (UART), basé sur la conception originale de la puce LLCC68 de Semtech. Il a une variété de méthodes de transmission, fonctionne dans la bande de fréquence (850.125～930.125MHz) (par défaut 873.125MHz), technologie de spectre étalé LoRa, sortie de niveau TTL, compatible avec la tension de port IO 3.3V et 5V.
Magasin officiel| Main parameter | Performance | Remark |
|---|---|---|
| Operating frequency | 850.125~930.125MHz | Support ISM band |
| Tx power | 22 dBm | - |
| Receiving sensitivity | -129dbm | - |
| Air data rate | 2.4k~62.5kbps | Controlled via user’s programming |
| Distance for reference | 5km | Test condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate: 2.4kbps |
| Main parameter | Performance | Remark |
|---|---|---|
| Size | 16 * 26 mm | - |
| Antenna | IPEX/stamp hole | 50 ohm impedance |
| Communication interface | UART | TTL Level |
| Package | SMD | - |
| Main parameter | Min. | Typ. | Max. | Unit | Remark |
|---|---|---|---|---|---|
| Operating voltage | 2.3 | 5.0 | 5.5 | V | Voltage ≥3.3V can guarantee output power, voltage ≥5V has the best performance, and voltage exceeding 5.5V has the risk of burning. |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be at risk of burning down |
| TX current | - | 110 | - | mA | Instant power consumption @22dBm |
| RX current | - | 11 | - | mA | - |
| Sleep current | - | 2 | - | uA | Software is shut down |
| Operating temperature | -40 | 20 | +85 | ℃ | Industrial design |