MAX3801

3.2Gbps Adaptive Equalizer

Industry's Smallest 3.2Gbps Adaptive Cable Equalizer

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Description

The MAX3801 is a +3.3V adaptive cable equalizer designed for coaxial and twin-axial cable point-to-point communications applications. The equalizer includes differential CML data inputs and outputs, a loss-of-signal (active-low LOS) output, and a cable integrity monitor (CIM) output.

The adaptive cable equalizer is capable of equalizing differential or single-ended signals at data rates up to 3.2Gbps. It automatically adjusts to attenuation caused by skin-effect losses of up to 30dB at 1.6GHz. The equalizer effectively extends the usable length of copper cable in high-frequency interconnect applications.

The MAX3801 is available in a 24-pin QFN package with exposed pad and consumes only 125mW at +3.3V.
 

Data Sheet

Key Features

  • Single +3.3V Operation
  • Typical Power Dissipation = 125mW at +3.3V
  • Data Rates Up to 3.2Gbps
  • Equalizer Automatically Adjusts for Different Cable Lengths
  • 0dB to 30dB Equalization at 1.6GHz (3.2Gbps)
  • Loss-of-Signal (LOS-bar) Indicator
  • Cable Integrity Monitor (CIM)
  • On-Chip Input and Output Terminations
  • Low External Component Count
  • Operating Temperature Range = 0°C to +85°C
  • ESD Protection on Inputs and Outputs
 

Applications/Uses

  • Backplane and Interconnect Applications
  • High-Speed Links in Communications and Data Systems
  • SDH/SONET Transmission Equipment
   

Key Specifications:

Equalizers (Cable and Circuit Board)
Part Number Applications Data Rate
(Mbps)
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)
min max typ max w/pins
MAX3801 
Copper Cable Interconnect
Printed Circuit Board Interconnect
SDH/ SONET/ DWDM/ ATM/ PONs
622 3200 30m Cable 3.3 CML 1 30
QFN/24
TQFN/24
16 0 to +85
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

MAX3801: Typical Application Circuit
Typical Application Circuit

More Information

New Product Press Release 2001-05-15 ]

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Document Ref.: 19-1999 Rev 4; 2004-08-13
This page last modified: 2009-10-07




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