[IC]：SX1262
[Frequency]：850~930MHz
[Power]：30dBm
[Distance]：12km
[Interface]：SPI
[Weight]：4.9±0.1g
[Introduction]：E22 series is the first wireless module in China to adopt Semtech's SX1262, SX1268 RF chip. This chip provides a variety of modulation methods, such as LoRaTM and traditional GFSK.
| RF Parameter | Value | Remark | |
|---|---|---|---|
| Working frequency | 850~930 MHz | - | |
| Transmitting power | 30 dBm | Max. Power (1W) | |
| Receiving sensitivity | -150 dBm | - | |
| Air data rate | 0.018k~300kbps | - | |
| Test distance | 12000m | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m |
| Hardware Parameter | Value | Remark |
|---|---|---|
| Size | 24 * 38.5 mm | |
| Antenna type | IPEX / Stamp hole | |
| Communication interface | SPI | |
| Package | SMD |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition | |
|---|---|---|---|---|---|---|
| Power supply | 2.5 | 5 | 5.5 | V | ||
| Communication level | 1.8 | 3.3 | 3.7 | V | ||
| Transmitting current | 600 | 650 | 700 | mA | 30dBm（1W） | |
| Receiving current | 12 | 14 | 16 | mA | ||
| Sleep current | 1 | 3 | 5 | nA | ||
| Operating temperature | -40 | 20 | +85 | ℃ | ||
| Operating humidity | 10 | 60 | 90 | % | ||
| Storage temperature | -40 | 20 | +125 | ℃ |
| Pin No. | Pin Item | Pin Direction | Pin Application |
|---|---|---|---|
| 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 |
