[IC]：LLCC68
[Frequency]：410.125~493.125MHz
[Power]：30dBm
[Distance]：10km
[Size]：38.5*24mm
[Product weight]：5.8g±0.1g
[Introduction]：E220-400M30S is 1W module developed independently based on new generation of LoRa RF chip LLCC68 from Semtech.LLCC68 is suitable for 433MHz and 470MHz SMD wireless module and uses industrial 32mhz crystal oscillator.
| Main parameter | Performance | Remarks |
|---|---|---|
| Reference distance | 10km | In clear and open environment, the antenna gain is 5dBi, the antenna height is 2.5m, and the air speed is 2.4kbps. |
| FIFO | 256Byte | Maximum length of single transmission |
| Crystal frequency | 32MHz | - |
| Modulation mode | LORA | Lora modulation is recommended |
| Packaging method | SMD | - |
| Interface mode | Stamp hole | The spacing is 2.54mm |
| Communication interface | SPI | 0~10Mbps |
| Dimension | 38.5*24mm | Including shield |
| RF interface | Stamp hole / IPEX | - |
| Main parameter | Min. | Typ. | Max. | Unit | Remarks |
|---|---|---|---|---|---|
| Working voltage | 3 | 5 | 5.5 | V | ≥5.5 V ensures output power |
| Operating frequency band | 410 | 433/470 | 493 | MHz | Support ISM band |
| Communication level | - | 3.3 | - | V | Probably burnout when using 5V TTL |
| TX current | - | 600 | - | mA | Instantaneous power consumption |
| RX current | - | 12.5 | - | mA | - |
| Sleep current | - 1 | - | μA | Software shutdown | |
| Working temperature | -40 | - | +85 | ℃ | Industrial Design |
| Max TX power | 29 | 30 | 31 | dBm | - |
| Receiving sensitivity | - | -129 | - | dBm | -124dbm,BW_L=125kHz,SF = 7,LORA TM; -129dbm,BW_L=125kHz,SF = 9,LORA TM; -121dbm,BW_L=250kHz,SF = 7,LORA TM; -129dbm,BW_L=250kHz,SF = 10,LORA TM; -117dbm,BW_L=500kHz,SF = 7,LORA TM; -127dbm,BW_L=500kHz,SF = 11,LORA TM; |
| GFSK（bps） | 0.6k | - | 300k | bps | User programming control |
| LoRa（bps） | 1.76k | - | 62.5k | bps | User programming control |
| Pin No. | Item | Direction | Description |
|---|---|---|---|
| 1 | GND | - | Ground, connect to power reference ground |
| 2 | GND | - | Ground, connect to power reference ground |
| 3 | GND | - | Ground, connect to power reference ground |
| 4 | GND | - | Ground, connect to power reference ground |
| 5 | GND | - | Ground, connect to power reference ground |
| 6 | RXEN | Input | RF switch receive control pin, connect external MCU IO, high level effective |
| 7 | TXEN | Input | RF switch emission control pin, connected to external MCU IO or dio2 high level effective |
| 8 | DIO2 | Input / output | Configurable universal IO port (see llcc68 manual for details) |
| 9 | VCC | - | Power supply, range 3V ~ 5.5V (it is recommended to add ceramic filter capacitor externally) |
| 10 | VCC | - | Power supply, range 3V ~ 5.5V (it is recommended to add ceramic filter capacitor externally) |
| 11 | GND | - | Ground, connect to power reference ground |
| 12 | GND | - | Ground, connect to power reference ground |
| 13 | DIO1 | Input / output | Configurable universal IO port (see LLCC68 manual for details) |
| 14 | BUSY | Output | For status indication (see LLCC68 manual for details) |
| 15 | NRST | Input | Chip reset trigger input pin, low level effective |
| 16 | MISO | Output | SPI data output pin |
| 17 | MOSI | Input | SPI data input pin |
| 18 | SCK | Input | SPI clock input pin |
| 19 | NSS | Input | The module chip selection pin is used to start a SPI communication |
| 20 | GND | - | Ground, connect to power reference ground |
| 21 | ANT | - | RF interface, stamp hole |
| 22 | GND | - | Ground, connect to power reference ground |
