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MODEL:  std648.vhd                                               VERSION:    1.0
DESCRIPTION:  Registered Inverting Bus Xcvr w/ 3-State Output    DATE: 02 JAN 01
TIMING FILE:  std648.ftm                                         VERSION:    1.0
                                                                 DATE: 02 JAN 01
LOCATION:  http://www.FreeModelFoundry.com/fmf_models/std/std648.vhd
LOCATION:  http://www.FreeModelFoundry.com/fmf_models/std/std648.ftm

LIBRARY:  STND

GENERIC PART NUMBERS COVERED:  74AC648, 74ALS648A, 74AS648, 74F648, 74LS648

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SUPPORTED PART NUMBERS
    ____________________________________________________________________________

                   Fairchild Semiconductor 

    Part Number                       Data Source
    ____________________________________________________________________________

    74AC648SC_3V3                          1

    74AC648SPC_3V3                         1

    74AC648SC_5V                           1

    74AC648SPC_5V                          1

    DM74AS648NT                            3

    DM74AS648WM                            3

    74F648SC                               4

    74F648SPC                              4

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                   Philips Semiconductors  

    Part Number                       Data Source
    ____________________________________________________________________________

    N74F648AD                              5

    N74F648AN                              5

    ____________________________________________________________________________

                   Texas Instruments       

    Part Number                       Data Source
    ____________________________________________________________________________

    SN74ALS648ADW                          2

    SN74ALS648ANT                          2

    SN74AS648DW                            2

    SN74AS648NT                            2

    SN74LS648DW                            6

    SN74LS648NT                            6


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DATA SOURCES

    These are the primary sources of data used in determining behaviour and 
    timing of the components represented by this model.

    1.   Fairchild Semiconductor DS010133 Revised August 2000

    2.   Texas Instruments SDAS039F-Revised January 1995

    3.   Fairchild Semiconductor DS006324 Revised March 2000

    4.   Fairchild Semiconductor DS009580 October 2000

    5.   Philips Semiconductors 853-1124 00515 1990 Sep 25

    6.   Texas Instruments SDLS190-Revised March 1988