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MAX3815

TMDS Digital Video Equalizer for DVI/HDMI Cables

Cable Equalizer IC Extends DVI/HDMI Reach Beyond 30m

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Status Explanations for product status codes

Active: In Production.

Description

The MAX3815 cable equalizer automatically provides compensation for DVI™, HDMI™, DFP, PanelLink®, and ADC cables. It extends the usable cable distance up to 36 meters. The MAX3815 is designed to equalize signals encoded in the transition-minimized differential signaling (TMDS®) format.

The MAX3815 features four CML-differential inputs and outputs (three data and one clock). It provides a loss-of-signal (LOS) output that indicates loss-of-clock signal. The outputs include a disable function or the equalizer can be powered down to conserve power. For direct chip-to-chip communication, the output drivers can be switched to one-half the DVI output specification to conserve power and reduce EMI. Equalization can be automatic or set to manual control for specific in-cable applications.

The MAX3815 is available in a 7mm x 7mm, 48-pin TQFP-EP package and operates over a 0°C to +70°C temperature range.

 

Data Sheet

Download this datasheet in PDF formatDownload Rev 2 (PDF, 332kB)
Send this datasheet to any email addressE-Mail
An evaluation kit is available: MAX3815EVKIT-DVI MAX3815EVKIT-HDMI

Key Features

  • Extends TMDS Cable Reach to Projectors or Monitors Using DVI, DFP, PanelLink, ADC, or HDMI Interfaces
  • Extends TMDS Interface Length as Follows:
    • 0 to 50 Meters Over DVI-Cable, 24 AWG STP (Shielded-Twisted Pair)
    • 0 to 36 Meters Over DVI-Cable, 28 AWG STP
    • 0 to 30 Meters Over DVI-Cable, 30 AWG STP
  • Compatible with DTV Resolutions 480i, 480p, 720p, 1080i, and 1080p
  • Compatible with Computer Resolutions VGA, SVGA, XGA, SXGA, UXGA
  • Fully Automatic Equalization Up to 40dB at 825MHz (1.65Gbps), No System Control Required
  • 3.3V Power Supply
  • Power Dissipation of 0.6W (typ)
  • 7mm x 7mm 48-Pin TQFP Lead-Free Package
 

Applications/Uses

  • DVI/HDMI Cable-Extender Modules and Active Cable Assemblies
  • Front-Projector DVI/HDMI Inputs
  • High-Definition Televisions and Displays
  • LCD Computer Monitors
   

Key Specifications:

Digital Video Equalizers/Drivers
Part Number Data Rate
(Mbps)
Max. Reach @ Max. Data Rate VSUPPLY
(V)
ICC
(mA)
I/O Type Channels Rx Eq. @ Max. Rate
(dB)
EV Kit Package/Pins Smallest Available Pckg.
(mm2)
Budgetary Price
max typ typ max w/pins See Notes
MAX3815  1650 50m Cable 3.3 165 CML 1 40 Yes
TQFP-EP/48
82.8 $4.95 @1k
See All Digital Video Equalizers/Drivers (4)
Pricing Notes:
This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.

Equalizers (Cable and Circuit Board)
Part Number Applications Data Rate
(Mbps)
Max. Reach @ Max. Data Rate VSUPPLY
(V)
I/O Type Channels Rx Eq. @ Max. Rate
(dB)
Package/Pins Smallest Available Pckg.
(mm2)
Oper. Temp.
(°C)
Budgetary Price
max typ max w/pins See Notes
MAX3815 
Copper Cable Interconnect
HDMI/DVI
Printed Circuit Board Interconnect
1650 50m Cable 3.3 CML 1 40
TQFP-EP/48
82.8 0 to +70 $4.95 @1k
See All Equalizers (Cable and Circuit Board) (21)
Pricing Notes:
This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.


Diagram

MAX3815: Functional Diagram
Functional Diagram

More Information

New Product Press Release 2004-10-22 ]

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Information Index

Document Ref.: 19-3466 Rev 2; 2008-02-21
This page last modified: 2009-10-12




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