Integrated Device Technology - Desktop Chipsets > 9LPRS471


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9LPRS471
9LPRS471 (Desktop Chipsets)

  • DESCRIPTION
    Description
    Programmable System Clock Chip for ATI RS790 - K8TM based Systems
    Additional Info
      The ICS9LPRS471 is a main clock synthesizer chip that provides all clocks required for ATI RS7xx-based systems.using AMD processors. An SMBus interface allows full control of the device.

      Output Features:

    • 2 - Greyhound compatible K8 CPU pair
    • 6 - low-power differential SRC pairs
    • 2 - low-power differential SouthBridge SRC pairs
    • 4 - low-power differential ATIG pairs
    • 1 - Selectable low-power differential 100MHz nonspread SATA/ SRC output
    • 1 - Selectable 100MHz low-power differential/ 66 MHz single-ended HTT clock
    • 2 - 48MHz USB clock
    • 3 - 14.318MHz Reference clock
  • ORDERABLE PARTS
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      Part ID
    Compare
    Voltage
    Package
    Speed
    Chipset
    Embedded
    Suggested - Pkg. Voltage
    Core Supply Voltage (VDD)
    Input Style
    Output Style
    Output Supply Voltage (VDDO)
    Temp. Grade
    9LPRS471CKLF 
    9LPRS471CKLF 
    1.8 V 
    VFQFPN 64 
    NA 
    AMD® 
    RS780,RS790 
    N;A 
     
     
    3.3 V 
    XTAL 
    TYPE-SR 
    1.05-3.3 
    9LPRS471CKLFT 
    9LPRS471CKLFT 
    1.8 V 
    VFQFPN 64 
    NA 
    AMD® 
    RS780,RS790 
    N;A 
     
     
    3.3 V 
    XTAL 
    TYPE-SR 
    1.05-3.3 





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