An apparatus and method for separating and connecting a main camera and a sub camera in a portable terminal are provided. The portable terminal includes a main camera for receiving a main clock signal from a main chip and transmitting a main camera pixel clock signal to the main chip in response to the main clock signal, a sub camera for receiving the main clock signal from the main chip and transmitting a sub camera pixel clock signal to the main chip in response to the main clock signal, and a switch for configuring a path from the main chip to at least one of the main camera and the sub camera.