Hardware design guide for the Huadao Hit-4C1T-A 4G CAT.1 module, covering specifications, pinout, and integration details.
This manual provides a complete overview of the Hit-4C1T-A 4G CAT.1 module, including its basic parameters, mechanical dimensions, and recommended packaging. It describes the module’s hardware interfaces such as power, USB, UART, SIM, and LED control, and offers design recommendations for each.
The document also details the electrical characteristics, including operating temperature ranges, power consumption, and I/O voltage levels, as well as mechanical specifications and contact information for the manufacturer. It is intended to help engineers integrate the module into various terminal designs. This manual is written in Chinese.
| Power supply voltage | DC5~16V or DC3.8V |
|---|---|
| Working current | 60 mA / 12 V |
| Dimensions (L×W×H) | 40.4 mm × 34 mm × 10.3 mm |
| Weight | 8.7 g |
| Operating temperature | -35 °C to +70 °C |
| Storage temperature | -45 °C to +90 °C |
| Peak power consumption | 600 mA / 12 V |
The module can be powered either from a DC5‑16 V supply or a DC3.8 V supply.
The module measures 40.4 mm × 34 mm × 10.3 mm.
The module operates from –35 °C up to +70 °C.