1-292303-4

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1-292303-4 Application Field and Working Principle

USB Connectors

A USB connector, also known as a Universal Serial Bus connector, is a connection interface most widely used to connect peripheral devices, such as smartphones, to a computer. It is also used for data transfer between devices. A typical USB connector consists of two pairs of pins, with one side male and the other side female. It is also available in a number of shapes and sizes.

The USB connector uses two twisted-pair wires with a shield, one for power and the other for data transfer. Power is provided to the device via the USB connector. Data is sent digitally through the USB connector using four different channels. Each of these channels is responsible for different aspects of the data transfer. One channel is used for the handshake needed to establish communication, one is used to send the data from the device, one is used to receive data from the device, and the final channel is used for synchronization.

DVI Connectors

DVI (Digital Visual Interface) is a connection interface used to connect digital video sources with digital video monitors. It is primarily used to connect digital video sources, such as DVD players, to analog monitors using a single adapter cable. A typical DVI connector consists of three rows of pins, with the top row having two pins, the middle row having nine pins, and the bottom row having three pins.

The DVI connector uses either a single bidirectional signal or a pair of unidirectional signals. The single bidirectional signal is used for both digital video and analog audio, while the pair of unidirectional signals are used for digital video only. Depending on the type of DVI connector used, the number of pins used for the video signal varies. The most common type of DVI connector is the DVI-D, which provides 24 pins for use in digital video applications.

HDMI Connectors

HDMI (High Definition Multimedia Interface) is a connection interface used to connect digital video sources with digital video monitors. It is primarily used to connect digital video sources, such as DVD players, to digital monitors using a single cord. A typical HDMI connector consists of 19 pins, with the top row having five pins, the middle row having eight pins, and the bottom row having six pins.

The HDMI connector carries both digital audio and video, as well as other data such as EDID (Extended Display Identification Data) and CEC (Consumer Electronics Control). Whereas other digital video interfaces, such as DVI, use separate cables for each video and audio signal, HDMI combines both signals into one cable, which makes it easier to connect multiple devices. Depending on the type of HDMI connector used, the number of pins used for the video signal varies.

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