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MODEL:  std541.vhd                                               VERSION:    1.0
DESCRIPTION:  Driver with 3-state output                         DATE: 97 SEP 30
TIMING FILE:  std541.ftm                                         VERSION:    1.1
                                                                 DATE: 98 AUG 26

LIBRARY:  STND

GENERIC PART NUMBERS COVERED:  74ABT541, 74ACTQ16541, 74ACTQ541, 74ALS541

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SUPPORTED PART NUMBERS
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                   Fairchild Semiconductor

    Part Number                       Data Source
    ____________________________________________________________________________

    74ACTQ16541MTD                        1

    74ACTQ16541SSC                        1

    74ACTQ541SC                           1

    DM74ALS541N                           4

    DM74ALS541SJ                          4

    DM74ALS541WM                          4

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                   Philips Semiconductor

    Part Number                       Data Source
    ____________________________________________________________________________

    74ABT541D                             2

    74ABT541DB                            2

    74ABT541N                             2

    74ABT541PW                            2

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                   Texas Instruments

    Part Number                       Data Source
    ____________________________________________________________________________

    SN74ABT541BDB                          3

    SN74ABT541BDW                          3

    SN74ABT541BN                           3

    SN74ABT541BPW                          3

    SN74ALS541DW                           5

    SN74ALS541N                            5

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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.   National Semiconductor datasheet March 1993

    2.   Philips Semiconductors Product Specification 1998 Jan 16

    3.   Texas Instruments SCBS093I-Revised May 1997

    4.   Fairchild Semiconductor data sheet February 1998

    5.   Texas Instruments SDAS025C-Revised January 1995