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MAX4999
USB 2.0 Hi-Speed Differential 8:1 Multiplexer

Industry's First 8:1 USB Mux Supports USB 2.0 Hi-Speed Data Rates for Extremely Fast Switching


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Data Sheet
FULL DATA SHEET (PDF, 152kB)
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Description
The MAX4999 differential Hi-Speed USB analog multiplexer features low on-capacitance (CON) switching, making it an ideal solution for the USB server/mass storage market. The MAX4999 is designed for USB 2.0 low-/full-/Hi-Speed applications with capability of supporting data rates up to 480Mbps.

The MAX4999 is a differential 8:1 multiplexer. The MAX4999 features three digital inputs to control the signal path. Typical applications include switching a USB connector between eight USB hosts and a USB device.

An enable input (EN) is provided to disable all channels and place the device into a high-impedance state (standby mode), shutting off the charge pump for minimum power consumption.

The MAX4999 operates from a +3.0V to +3.6V power-supply voltage and is specified over the -40°C to +85°C extended temperature range. The MAX4999 is available in a 5mm x 5mm, 32-pin TQFN package.

Key Features   Applications/Uses
  • Single +3.0V to +3.6V Power-Supply Voltage
  • Low 6.5Ω (typ) On-Resistance (RON)
  • -3dB Bandwidth: 1200MHz (typ)
  • Enable Input Puts All Channels in High-Impedance State (Standby Mode)
  • Low Operating Current (1µA) and Ultra-Low Quiescent Current (30nA) in Standby Mode
  • Low Threshold Eliminates the Need for Translators in 1.8V Low-Voltage Systems
  • Small 32-Pin, 5mm x 5mm, TQFN Package

 
  • Keyboard, Video, Mouse (KVM)
  • Mass Storage
  • Servers/RAID
  • Workstations

    Evaluation Kits
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    Design Guides
  • MUX & SWITCH (PDF)

    Reliability Reports
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    Software/Models
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    Ordering Information
    Notes:

    1. Other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales.
    2. Didn't Find What You Need? Ask our applications engineers. Expert assistance in finding parts, usually within one business day.
    3. Part number suffixes: T or T&R = tape and reel; + = RoHS/lead-free; # = RoHS/lead-exempt. More: SeeFull Data Sheet or Part Naming Conventions.
    4. * Some packages have variations, listed on the drawing. "PkgCode/Variation" tells which variation the product uses. Note that "+", "#", "-" in the part number suffix describes RoHS status. Package drawings may show a different suffix character.


    Devices: 1-2 of 2

    MAX4999 Free
    Sample
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    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    Temp RoHS/Lead-Free?
    Materials Analysis
    MAX4999ETJ+T  



    -40°C to +85°C See data sheet
    MAX4999ETJ+  
    THIN QFN;32 pin;26 mm²
    Dwg: 21-0140L (PDF)
    Use pkgcode/variation: T3255+4*
    -40°C to +85°C RoHS/Lead-Free: Lead Free
    Materials Analysis

    More Information
  • New Product Press Release 2008-07-07 

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    Document Ref.: 19-4127; Rev 0; 2008-05-22
    This page last modified: 2008-05-22



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