E22-900MM22S Module Lora SMD SX1262 868/915 MHz ultra petite taille
[Solution de puce]：SX1262
[Bande de fréquence de travail]：850MHz～930MHz
[Puissance d'émission]：22dBm
[Distance de communication]：7km
[Taille du produit]：10*10*2.5mm
[Poids du produit]：0.5g±0.02g
[Introduction]：E22-900MM22S est basé sur la nouvelle génération de puce radiofréquence LoRaTM SX1262 produite par Semtech aux États-Unis en tant que noyau de la recherche et du développement indépendants de volume ultra-petit, et convient au module sans fil LoRaTM à puce 868 MHz, 915 MHz.
| mainly parameters | Description | Notes |
| Distance | 7000m | Clear and open environment, antenna gain 5dBi, antenna height 2.5m, air speed 0.3kbps. |
| FIFO | 256 Byte | Maximum sending length |
| Crystal frequency | 32 MHz | - |
| Modulation method | LoRa(recommend) | - |
| Encapsulation way | SMD | - |
| Interface | 1.27mm | Stamp hole |
| Communication interface | SPI | 0-10Mbps |
| Overall dimensions | 10* 10*2.5 mm | - |
| Antenna interface | Stamp hole/IPEX | The equivalent impedance is about 50 ohms |
| mainly parameters | Performance | Notes | |
| Min | Max | ||
| Power Supply Voltage（V） | 0 | 3.7 | Permanently burn module over 3.7V |
| Blocking power（dBm） | - | 10 | At close range, the burn probability is low |
| Operating temperature（°C） | -40 | 85 | - |
| Product net weight | 0.5g士0.02g | Product net weight | |
| mainly parameters | Performance | Notes | |||
| Min | Typical | Max | |||
| Power Supply Voltage（V） | 1.8 | 3.3 | 3.7 | ≥3.3V Can ensure the output power | |
| communication level（V） | - | 3.3 | - | Using 5V TTL may burn out | |
| Working temperature（°C） | -40 | - | 85 | Industrial grade design | |
| Working frequency band（GHz） | 850 | 868/915 | 930 | Support ISM Frequecy | |
| Power consumption | Emission current（mA） | - | 119 | - | instantaneous power consumption |
| Receives the current（mA） | - | 6.8 | - | - | |
| Sleep current（μA） | - | 2 | - | software shut off | |
| Maximum transmitted power（dBm） | 21.4 | 21.5 | 22.3 | - | |
| Sensitivity of reception（dBm） | -144 | -146 | -147 | air rate is 0.3kbps | |
| air rate（bps） | 0.6k | - | 300k | User programming control | |
| 0.018k | 62.5k | User programming control | |||