1775698-1

Ingress Protection:	--
Insulation Color:	Black
Material Flammability Rating:	UL94 V-0
Shell/Shielding Material:	Brass, Steel (SPCC)
Contact Finish:	Gold
Shielding:	Shielded
Mating Cycles:	--
Voltage - Rated:	--
Current Rating:	--
Number of Ports:	2
Operating Temperature:	--
Series:	--
Features:	Board Lock
Termination:	Solder
Mounting Feature:	Horizontal
Mounting Type:	Board Edge, Cutout; Through Hole, Right Angle
Specifications:	USB 2.0
Gender:	Receptacle
Number of Contacts:	8
Connector Type:	USB - A, Stacked
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to USB, DVI, and HDMI Connectors Technology

Today\'s technological advances have exponentially increased the need for more reliable and faster connections among electronic devices. With the emergence of digital technologies, users now have access to a range of connection options, such as USB, DVI, and HDMI connectors. This article explores the application fields and working principles of USB, DVI, and HDMI connectors.

USB Connectors

The most popular type of connection for electronic devices is Universal Serial Bus (USB). USB is a serial bus, providing power, data transfer, and signal characteristics for communications between computers and other external devices. USB follows a protocol which ensures communication between devices is accurate and efficient.

Application Field

USB connectors are found in almost every electronic device ranging from smartphones, tablets, PCs, and laptops to video gaming consoles, digital cameras, and wearables. USB can also be found in a variety of external hard drives, external DVD drives, flash drives, and other storage devices. Additionally, most home and commercial printers are USB-compatible, as are most external audio and video devices.

Working Principle

USB cables are made up of four electrical wires: two power wires (V BUS and GND) and two data wires (D+ and D-). When USB is used to transfer data, the V BUS and GND wires provide the power required to operate the device. The D+ and D- data wires are used to transmit data. The USB protocol is responsible for controlling the communication between devices, ensuring the transmitted data is accurate and reliable.

DVI Connectors

Digital Video Interface (DVI) is a digital interface used to connect computers to external displays, such as monitor screens. DVI is capable of delivering high-definition video signals up to 1080p.

Application Field

DVI connectors are found in many external video devices such as DVD players, digital televisions, and gaming consoles. Additionally, most computer monitors have DVI ports. DVI is also used to connect computers to projectors, giving users the ability to give presentations in classrooms, conference rooms, and other settings.

Working Principle

DVI comprises three rows of pins and, depending on the version, can have nine to 24 pins. The pins are classified into two categories: the analog pins and the digital pins. The analog pins are used to transmit analog signals while the digital pins are used for digital signals. DVI transmits data in two ways: analog and digital. When using analog transmission, the information is sent in the form of an electrical signal on the nine or 12 pins located at the center of the connector. With digital transmission, the data is encoded in binary and transmitted over the side pins of the connector.

HDMI Connectors

High-Definition Multimedia Interface (HDMI) is a popular connector used to connect a multitude of digital devices, such as HDTVs, DVD players, video game consoles, and computers, to external monitors and displays.

Application Field

HDMI is found in almost all modern electronic devices that support video signals. It is found in both home entertainment and professional audio-video systems. HDMI is also found in most digital cameras, camcorders, and digital media players.

Working Principle

HDMI connectors typically consist of 19 pins and are capable of transmitting both audio and video data. Audio data is sent via HDMI\'s three cables which are dedicated to transmitting audio. The video signal is transmitted through the remaining 16 pins. HDMI supports several data transmission modes, such as single- and dual-link. Single-link mode is used for video resolution up to 1080i while dual-link is used for video up to 1440p or 4K. HDMI is also capable of simultaneous audio and video transmission. This allows devices to send and receive both audio and video signals at the same time.

Conclusion

Today\'s digital world is powered by a vast number of connector technologies. USB, DVI, and HDMI are three of the most popular connector technologies used in a variety of applications. By understanding the application fields and working principles of these connectors, users can more effectively select the right connector for their particular device or system.

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