The SOK680-47 AD524X series low-power wireless transmission module is a low-power transmission device with a maximum transmission power of 100mW. It adopts a modulation method with high anti-interference ability and low bit error rate, which enhances its ability to resist burst interference and random interference. The module has a small size, measuring 42mm x 22mm in dimensions.
The SOK680-47 is a micro‑power wireless data transmission module operating in the ISM band at 471.25 MHz. It offers low power consumption, high interference resistance, and a compact size of 42 mm × 22 mm.
This manual describes the module's features, technical specifications, pinout, and how to set communication parameters such as RF data rate, UART baud rate, and parity. It also includes power‑on sequencing, parameter frame formats, and example data frames for configuring the device. This manual is written in Chinese.
| Working frequency | 471.25 MHz |
|---|---|
| Channel spacing | 100 kHz |
| Transmit power | 100 mW |
| Receive sensitivity | -120 dBm @ 2400 bps |
| Interface speed | 1200‑9600 bps |
| Interface parity | 8E1 / 8N1 |
| Operating temperature | -30 °C to +75 °C |
| Supply voltage | 3 V‑5.5 V |
| Transmit current | ≤95 mA @ 100 mW |
| Receive current | ≤38 mA |
| Sleep current | ≤5 µA |
| Transmission distance | 1200 m (open line of sight) |
| Dimensions | 42 mm × 22 mm (excluding antenna) |
The default UART baud rate is 9600 bps.
The CE pin enables the module when held high or left floating; pulling it low puts the module into sleep mode.