EBYTE SX1280 2.4 - 2.5 GHZ E28-2G4M12S 3Km
| RF Parameter | Value |
Remark |
| Working frequency |
2400~2500 MHz |
Default: 2.4GHz (52MHz oscillator) |
| Transmitting power | 12.5 dBm |
About 18mW |
| Receiving sensitivity | -130 dBm |
Air data rate: 125kbps |
| Air data rate | 0.125M~2Mbps |
Default: 125kbps |
| Test distance | 3000m |
In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 125kbps |
| Hardware Parameter | Value |
Remark |
| Size |
24*15mm | |
| Antenna type | IPEX / PCB | |
| Communication interface | SPI |
|
| Package | SMD |
|
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Power supply |
1.8 | 3.3 | 3.6 | V | |
| Communication level | 1.8 | 3.3 | 3.6 | V | |
| Transmitting current |
42 |
45 | 50 | mA | 12.5dBm（18mW） |
| Receiving current | 9 |
10 | 11 | mA |
|
| Sleep current | 1 | 2 | 3 | μA | |
| Operating temperature |
-40 | 20 |
+85 | ℃ | |
| Operating humidity |
10 | 60 |
90 | % | |
| Storage temperature |
-40 | 20 |
+125 | ℃ |
| Pin No |
Pin item | Pin direction | Pin application |
| 1 | VCC | - |
Power supply, 1.8V ~3.6V (recommend to add external ceramic filter capacitor) |
| 2 | GND | - |
Ground, connecting to power source reference ground |
| 3 | MISO_TX | Output |
SPI data output pin,can be used as UART transmitting pin |
| 4 | MOSI_RX | Input |
SPI data input pin,can be used as UART receiving pin |
| 5 | SCK_RTSN | Input |
SPI clock input pin,can be used as UART request transmitting pin |
| 6 | NSS_CTS | Input |
Module chip selection pin, used to start a SPI communication; and can be used as UART clearing transmitting pin |
| 7 | GND | - |
Ground, connecting to power source reference ground |
| 8 | GND | - |
Ground, connecting to power source reference ground |
| 9 | NRESET | Input |
Chip reset initiation input pin, valid under low level, built-in 50k pull-up resistor |
| 10 | BUSY | Output |
Status indication (referto SX1280 Datasheet) |
| 11 | DIO1 | Input/Output |
Configurable general IO interface (refer to SX1280 Datasheet) |
| 12 | DIO2 | Input/Output |
Configurable general IO interface (refer to SX1280 Datasheet) |
| 13 | DIO3 | Input/Output |
Configurable general IO interface (refer to SX1280 Datasheet) |
| 14 | GND | - |
Ground, connecting to power source reference ground |