Digital Visual Interface

Digital Visual Interface (DVI)
A male DVI-D (single link) connector
Type Digital computer video connector
Production history
Designer Digital Display Working Group
Designed April 1999 (1999-04)
Produced 1999–present
Superseded VGA connector
Superseded by DisplayPort, HDMI
General specifications
Hot pluggable Yes
External Yes
Video signal Digital video stream:
Single link: 1920 × 1200 (WUXGA) @ 60 Hz
Dual link: 2560 × 1600 (WQXGA) @ 60 Hz
Analog video stream: 1920 × 1200 (WUXGA) @ 60 Hz
Pins DVI-D Single Link: 19
DVI-D Dual Link: 25
DVI-I Single Link: 23
DVI-I Dual Link: 29
DVI-A: 11
DVI-M1-DA: 35
Data
Bitrate (Single link) 3.96 Gbit/s
(Dual link) 7.92 Gbit/s
Max. devices 1
Protocol 3 × transition minimized differential signaling data and clock
Pinout
A female DVI-I socket from the front
Color coded (click to read text)
Pin 1 TMDS data 2− Digital red− (link 1)
Pin 2 TMDS data 2+ Digital red+ (link 1)
Pin 3 TMDS data 2/4 shield
Pin 4 TMDS data 4− Digital green− (link 2)
Pin 5 TMDS data 4+ Digital green+ (link 2)
Pin 6 DDC clock
Pin 7 DDC data
Pin 8 Analog vertical sync
Pin 9 TMDS data 1− Digital green− (link 1)
Pin 10 TMDS data 1+ Digital green+ (link 1)
Pin 11 TMDS data 1/3 shield
Pin 12 TMDS data 3− Digital blue− (link 2)
Pin 13 TMDS data 3+ Digital blue+ (link 2)
Pin 14 +5 V Power for monitor when in standby
Pin 15 Ground Return for pin 14 and analog sync
Pin 16 Hot plug detect
Pin 17 TMDS data 0− Digital blue− (link 1) and digital sync
Pin 18 TMDS data 0+ Digital blue+ (link 1) and digital sync
Pin 19 TMDS data 0/5 shield
Pin 20 TMDS data 5− Digital red− (link 2)
Pin 21 TMDS data 5+ Digital red+ (link 2)
Pin 22 TMDS clock shield
Pin 23 TMDS clock+ Digital clock+ (links 1 and 2)
Pin 24 TMDS clock− Digital clock− (links 1 and 2)
C1 Analog red  
C2 Analog green  
C3 Analog blue  
C4 Analog horizontal sync  
C5 Analog ground Return for R, G, and B signals

Digital Visual Interface (DVI) is a video display interface developed by the Digital Display Working Group (DDWG). The digital interface is used to connect a video source, such as a video display controller, to a display device, such as a computer monitor. It was developed with the intention of creating an industry standard for the transfer of uncompressed digital video content.

DVI devices manufactured as DVI-I have support for analog connections, and are compatible with the analog VGA interface[1] by including VGA pins, while DVI-D devices are digital-only. This compatibility, along with other advantages, led to its widespread acceptance over competing digital display standards Plug and Display (P&D) and Digital Flat Panel (DFP).[2] Although DVI is predominantly associated with computers, it is sometimes used in other consumer electronics such as television sets and DVD players.

  1. ^ "Digital Visual Interface adoption accelerates as industry prepares for next wave of DVI-compliant products". DDWG, copy preserved by Internet Archive. February 16, 2000. Archived from the original on 28 August 2007. Retrieved 29 March 2012.{{cite news}}: CS1 maint: bot: original URL status unknown (link)
  2. ^ Eiden, Hermann (July 7, 1999). "TFT Guide Part 3 - Digital Interfaces". TomsHardware.com. Retrieved 29 March 2012.

Digital Visual Interface

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