EBYTE Sx1278 160 - 173.5 mhz E32-170T30D 8KM
| RF Parameter | Value |
Remark |
| Working frequency |
160~173.5 MHz |
Default: 170MHz |
| Transmitting power | 21~30 dBm |
Default: 30dBm（About 1W） |
| Receiving sensitivity | -147 dBm |
Air data rate: 0.3kbps |
| Air data rate | 0.3k~9.6kbps |
Default: 2.4kbps |
| Test distance | 8000 meter |
In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 2.4kbps |
| Hardware Parameter | Value |
Remark |
| Size |
24 * 43 mm |
Without SMA |
| Antenna type | SMA-K |
|
| Communication interface | UART |
Baud rate: 1200~115200, default: 9600 |
| Package | DIP |
|
| Buffer | 512 bytes buffer |
Automatically sub-packaging with 58 bytes per package |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Power supply |
3.3 | 5.0 | 5.2 | V | |
| Communication level | 2.5 | 3.3 | 3.6 | V | |
| Transmitting current |
630 |
680 | 750 | mA | 30dBm（1W） |
| Receiving current | 21 |
22 | 23 | mA |
|
| Sleep current | 4 | 5 | 6 | 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 | M0 |
Input （weak pull-up） |
Work with M1& decide the four operating modes. (Floating is not allowed, can be ground) |
| 2 | M1 |
Input （weak pull-up） |
Work with M0 & decide the four operating modes. (Floating is not allowed, can be ground) |
| 3 | RXD | Input |
TTL UART inputs, connects to external TXD (MCU, PC) output pin. Can be configured as open-drain or pull-up input. |
| 4 | TXD | Output |
TTL UART outputs, connects to external RXD (MCU,PC) input pin. Can be configured as open-drain or push-pull output |
| 5 | AUX | Output |
To indicate module's working status & wakes up the external MCU. During the procedure of self-check initialization, the pin outputs low level. Can be configured as open-drain output or push-pull output. (Floating is allowed) |
| 6 | VCC | Input | Power supply 3.3V~5.2V DC |
| 7 | GND | Input | Ground |
| 8 | Fixing hole | Fixing hole |
|
| 9 | Fixing hole |
Fixing hole |
|
| 10 | Fixing hole |
Fixing hole |
|
| 11 | Fixing hole |
Fixing hole |