E78-400M22S1C is developed using ASR's first domestic LPWAN wireless communication SoC chip that supports LoRa ASR6601. Support LoRaWAN, LinkWAN multiple protocol standards, suitable for a variety of IoT application scenarios, is currently the best choice for LPWAN application domestic chips. It's the perfect choice for reliable and secure, low-power wide-area communication. Enjoy 6km range with the cutting-edge RF transceiver receiver and feel confident knowing your device is built with top-of-the-line components, including the IPEX Stamp Hole.
Chip solution: ASR6601
Carrier frequency: 410~490MHz
Transmit power: 21dBm
Communication distance: 6km
Product size: 26*16*2.8mm
| Parameter | Performance | Remark |
|---|---|---|
| Frequency | 410~490 MHz | - |
| TX Power | 21dBm | - |
| Reference distance | 5.5 Km | Lora 1kbps |
| Parameter | Performance | Remark |
|---|---|---|
| Size | 26*16*2.8mm | - |
| Antenna | IPEX/Stamp hole | 50 ohm impedance |
| IC | ASR6601SE | - |
| Package | SMD | - |
| Net Weight | 1.9g | - |
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| TX current | 105 | 108 | 110 | mA |
| RC current | 8.5 | 8.7 | 11 | mA |
| Sleep current | 1.6 | 1.8 | 1.8 | uA |
| TX power | 20.6 | 20.8 | 21 | dBm |
| Receiving sensitivity | - | -148 | - | dBm |
| TCXO crystal | - | 32 | - | MHz |
| TCXO crystal voltage | 1.8 | 1.8 | 3.3 | V |
| Recommended frequency | 410 | 433/470/490 | 490 | MHz |
| Power supply | 1.7 | 3.3 | 3.7 | V |
| Communication level | 1.7 | 3.3 | 3.7 | V |
| Working Temperature | -40 | - | +85 | ℃ |
| Humidity | 10％ | - | 90％ | - |
| Storage Temperature | -40 | - | +125 | ℃ |
