E220-400MBL-01 Carte de test de module de la série Ebyte E220 interface USB interface de pré-soudage
[Interface]：USB
[Ébrécher]：LLCC68
[Taille]：53*27mm
[Introduction]：E220-400M22S est un petit module développé indépendamment sur la base de la génération de puce RF LoRa TM LLCC68 produite par la société Semtech. LLCC68 convient aux modules sans fil SMD 433 MHz et 470 MHz et utilise un oscillateur à cristal industriel 32 MHz.
Magasin officiel| Main parameter | Performance | Remark |
| Operating frequency | 410~493MHz | Support ISM band |
| Tx power | 22 dBm | - |
| Receiving sensitivity | -129dbm | - |
| Air data rate | 1.76k~62.5kbps | User programming control |
| Distance for reference | 5.5km | Test condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate: 2.4kbps |
| Main parameter | Performance | Remark |
| Size | 20* 14*2.8 mm | - |
| RF interface | IPEX/stamp hole | - |
| Communication interface | SPI | 0-10Mbps |
| Package | SMD | - |
| Main parameter | Min. | Typ. | Max. | Unit | Remark |
| Operating voltage | 1.8 | 3.3 | 3.7 | V | ≥3.3V ensures output power |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be at risk of burning down |
| TX current | - | 100 | - | mA | Instantaneous power consumption |
| RX current | - | 6.5 | - | mA | - |
| Sleep current | - | 180 | - | uA | Software shutdown |
| Operating temperature | -40 | 20 | +85 | ℃ | Industrial design |