________________________________________________________________________________

MODEL:  std38.vhd                                                VERSION:    1.2
DESCRIPTION:  2-input positve-NAND buffer                        DATE: 06 AUG 31
TIMING FILE:  std38.ftm                                          VERSION:    1.3
                                                                 DATE: 98 AUG 26
LOCATION:  http://www.FreeModelFoundry.com/fmf_models/std/std38.vhd
LOCATION:  http://www.FreeModelFoundry.com/fmf_models/std/std38.ftm
 
LIBRARY:  STND

GENERIC PART NUMBERS COVERED:  7438, 74ALS38, 74F38, 74LS38, 74S38

________________________________________________________________________________

SUPPORTED PART NUMBERS
    ____________________________________________________________________________

                   Fairchild Semiconductor

    Part Number                       Data Source
    ____________________________________________________________________________

    DM74ALS38AM                            4

    DM74ALS38AN                            4

    74F38PC                                4

    74F38SC                                4

    74F38SJ                                4

    ____________________________________________________________________________

                   Motorola, Inc.

    Part Number                       Data Source
    ____________________________________________________________________________

    SN74F38D                               1

    SN74F38J                               1

    SN74F38N                               1

    SN74LS38D                              1

    SN74LS38J                              1

    SN74LS38N                              1

    ____________________________________________________________________________

                   National Semiconductor

    Part Number                       Data Source
    ____________________________________________________________________________

    DM7438SC                              3

    DM7438SJ                              3

    DM74LS38M                             3

    DM74LS38N                             3

    ____________________________________________________________________________

                   Philips Semiconductors

    Part Number                       Data Source
    ____________________________________________________________________________

    N74F38D                                5

    N74F38N                                5

    ____________________________________________________________________________

                   Texas Instruments

    Part Number                       Data Source
    ____________________________________________________________________________

    SN7438D                                2

    SN7438N                                2

    SN74ALS38BD                            6

    SN74ALS38BN                            6

    SN74LS38D                              2

    SN74LS38N                              2

    SN74LS38NS                             2

    SN74S38D                               2

    SN74S38N                               2

________________________________________________________________________________

DATA SOURCES

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

    1.   Motorola, Inc. "Motorola Fast and LS TTL Data, DL121/D REV 5",
         (Q2/92)

    2.   Texas Instruments SDLS105-Revised March 1988

    3.   National Semiconductor June 1989

    4.   Fairchild Semiconductor data sheet February 1998

    5.   Philips Semiconductors FAST Products, October 4, 1990

    6.   Texas Instruments SDAS196B-Revised December 1994