The utility model claims a double-side and dual-purpose connector, comprising a terminal component and a shell, wherein the terminal component comprises a first terminal and a second terminal which are in isolated setting and adapt to different data interface types; different types of data interfaces can be connected by the first terminal and the second terminal; and the shell is tightly sleeved outside the terminal component to limit and fix the terminal component. The connector provided in the utility model is convenient to use and capable of being compatible with different types of data interfaces and matching with the interface of electronic equipment, such as existing cell phone, etc.