Do you need a DVI cable? You’ve come to the right place. In this buyer’s guide, we’ll discuss everything you need to know about These cables, including what they are, what they’re used for, and how to choose the right one for your needs.
DVI cables are a type of video cable that transmits digital video and audio signals. However, They’re commonly used to connect computers to monitors, projectors, and other display devices. These cables come in various types, each with its features and specifications.
You’ve come to the right place if you’re looking for a high-quality cable that provides the best possible picture quality. We offer various DVI cables, so you’ll find the perfect one for your needs.
To learn more about These cables and to find the perfect one for your needs, please visit our website today.
| CONTENT | |
|---|---|
| 1 What is a DVI Cable? | 1.1 History of DVI 1.2 Types of DVI Cables 1.3 DVI Pinouts 1.4 DVI Signalling 1.5 DVI Advantages and Disadvantages |
| 2 How to Choose the Right DVI Cable | 2.1 Resolution and Refresh Rate 2.2 Length and Quality 2.3 Connector Type 2.4 Active vs Passive Cables 2.5 Certifications |
| 3 Where to Buy DVI Cables | |
| 4 FAQs | 4.1 Are DVI cables outdated? 4.2 What are DVI cables used for? 4.3 What is the difference between DVI and DVI-D cable? 4.4 What are the three types of DVI connectors? |
What is a DVI Cable?
A DVI cable (Digital Visual Interface) is a type of video cable that transmits digital and audio signals. It is commonly used to connect computers to monitors, projectors, and other display devices. These cables come in various types, each with its features and specifications.
History of DVI
The Video Electronics Standards Association (VESA) developed DVI in 1999 as a successor to the VGA standard. DVI swiftly dominated the computer video interface market, finding widespread use in various devices like monitors, projectors, and televisions. However, DVI has been superseded by newer standards such as HDMI and DisplayPort in recent years.
Types of DVI Cables
There are three main types of These cables:
- Single-link DVI: This cable type supports resolutions up to 1920×1080 at 60Hz. It is the most common cable type and is compatible with most devices.
- Dual-link DVI: This cable type supports resolutions up to 2560×1600 at 60Hz. It is less common than single-link DVI but is consistent with high-end monitors and projectors.
- DVI-I: This type of cable supports both digital and analog signals. It is the most versatile cable type and is compatible with various devices.
DVI Pinouts
The DVI connector has 24 pins arranged in four rows of six pins. The pinout of the DVI connector is as follows:
| Pin | Function |
|---|---|
| 1 | Ground |
| 2 | Clock |
| 3 | Data 0 |
| 4 | Data 1 |
| 5 | Data 2 |
| 6 | Data 3 |
| 7 | Ground |
| 8 | +5V |
| 9 | Reserved |
| 10 | Reserved |
| 11 | Hot Plug Detect |
| 12 | Ground |
| 13 | Data 4 |
| 14 | Data 5 |
| 15 | Data 6 |
| 16 | Data 7 |
| 17 | Ground |
| 18 | +5V |
| 19 | Reserved |
| 20 | Reserved |
| 21 | DDC Data |
| 22 | DDC Clock |
| 23 | Ground |
| 24 | Shield |
DVI Signalling
In DVI, a differential signalling scheme transmits each data signal on positive and negative wires. This also helps to reduce noise and improve the quality of the signal. DVI also supports a variety of different resolutions and refresh rates.
DVI Advantages and Disadvantages
Advantages:
- DVI is a widely supported standard and is compatible with a wide variety of devices.
- These cables are relatively inexpensive.
- DVI supports a variety of resolutions and refresh rates.
Disadvantages:
- DVI is a legacy standard superseding newer standards such as HDMI and DisplayPort.
- These cables can be bulky and difficult to manage.
- DVI does not support audio.
How to Choose the Right DVI Cable
When choosing this cable, there are a few things you need to consider:
- Resolution and refresh rate: Your display’s resolution and refresh rate will determine the cable you need. If you have a high-resolution display, hence you will need a DVI cable that supports the necessary resolution and refresh rate.
- Length: The length of the the cable will depend on the distance between your computer and your display. You may need to purchase an active DVI cable if you need a long cable.
- Connector type: The connector type of your cable will depend on the type of ports on
Your computer and your display.
- Active vs passive: Active cables are more expensive than passive cables but can support longer distances and higher resolutions.
- Certifications: DVI cables can be certified by the Video Electronics Standards Association (VESA). VESA-certified These cables are guaranteed to meet the VESA specifications and are, therefore, more likely to provide a reliable connection.
Where to Buy DVI Cables
For those needing high-quality DVI cables, Lex Tec is a top choice for ensuring optimal video quality and reliable connectivity. Lex Tec engineers an extensive selection of These cables, catering to a broad spectrum of requirements. From professional setups demanding pristine image clarity to personal computing stations seeking enhanced visual performance, our cables are also engineered to meet every need.
FAQs
Are DVI cables outdated?
Yes, DVI cables need to be updated. They are being superseded by newer standards such as HDMI and DisplayPort. However, These cables are still widely available and can connect older devices to more unique displays.
What are DVI cables used for?
These cables connect computers to monitors, projectors, and other display devices. They can also be used to connect audio devices to computers.
What is the difference between DVI and DVI-D cable?
DVI and DVI-D cables are both types of DVI cables. The main difference is that DVI cables support digital and analog signals, while DVI-D cables only support digital signals.
What are the three types of DVI connectors?
There are three types of DVI connectors:
- DVI-A: This connector supports analog signals only.
- DVI-D: This connector supports digital signals only.
- DVI-I: This connector supports both digital and analog signals.
