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BSDL File: SN74LVTH18504A Download View details  


-------------------------------------------------------------------------------
--  TI SN74LVTH18504A                                                        --
--     IEEE Std 1149.1 (JTAG) Boundary-Scan Test Device                      --
--     with 20-Bit Universal Bus Transceivers (UBTtm)                        --
--     features: bus-hold on A & B ports                                     --
-------------------------------------------------------------------------------
--  Created by    : Texas Instruments Incorporated                           --
--  Documentation : SN74LVTH18504A Data Sheet (SCBS667)                      --
--  Product Status: Released to Production (RTP)                             --
--  BSDL revision : 0.9                                                      --
--  BSDL status   : Preliminary                                              --
--  Date created  : 11/15/96                                                 --
--  Last modified : 07/26/97                                                 --
--  Modification history -                                                   --
--      - modified to add IDCODE version for 'C' die                         --
--      - misc clean-up, cosmetic only                                       --
-------------------------------------------------------------------------------
--***************************************************************************--
--*                           W A R N I N G                                 *--
--*                                                                         *--
--*     This BSDL file has been checked for correct syntax and semantics    *--
--*  using several commercial tools, but it has NOT been validated against  *--
--*  the device.  Without validation many structural errors could be        *--
--*  present, leading to possible damage of the device when using its       *--
--*  boundary scan logic.                                                   *--
--*                                                                         *--
--***************************************************************************--
-------------------------------------------------------------------------------
--                                                                           --
--                             IMPORTANT NOTICE                              --
--                                                                           --
--  Texas Instruments (TI) reserves the right to make changes to its         --
--  products or to discontinue any semiconductor product or service without  --
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--  information being relied on is current.                                  --
--                                                                           --
--  TI warrants performance of its semiconductor products and related        --
--  software to the specifications applicable at the time of sale in         --
--  accordance with TI's standard warranty. Testing and other quality        --
--  control techniques are utilized to the extent TI deems necessary to      --
--  support this warranty. Specific testing of all parameters of each        --
--  device is not necessarily performed, except those mandated by            --
--  government requirements.                                                 --
--                                                                           --
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--  risks of death, personal injury, or severe property or environmental     --
--  damage ("Critical Applications").                                        --
--                                                                           --
--  TI SEMICONDUCTOR PRODUCTS ARE NOT DESIGNED, INTENDED, AUTHORIZED, OR     --
--  WARRANTED TO BE SUITABLE FOR USE IN LIFE-SUPPORT APPLICATIONS, DEVICES   --
--  OR SYSTEMS OR OTHER CRITICAL APPLICATIONS.                               --
--                                                                           --
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--                                                                           --
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--  adequate design and operating safeguards should be provided by the       --
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--                                                                           --
--  TI assumes no liability for applications assistance, customer product    --
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--  semiconductor products or services might be or are used.                 --
--                                                                           --
--            Copyright (c) 1997, Texas Instruments Incorporated             --
--                                                                           --
-------------------------------------------------------------------------------

entity sn74lvth18504a is

    generic (PHYSICAL_PIN_MAP : string := "UNDEFINED");

    port (OEBA_NEG:in bit;
          OEAB_NEG:in bit;
          LEAB:in bit;
          LEBA:in bit;
          CLKAB:in bit;
          CLKBA:in bit;
          CLKENAB_NEG:in bit;
          CLKENBA_NEG:in bit;
          A:inout bit_vector(1 to 20);
          B:inout bit_vector(1 to 20);
          GND:linkage bit_vector(1 to 8);
          VCC:linkage bit_vector(1 to 4);
          NC:linkage bit_vector(1 to 4);
          TDO:out bit;
          TDI, TMS, TCK:in bit);

    use STD_1149_1_1990.all; -- Get standard attributes and definitions

    attribute PIN_MAP of sn74lvth18504a : entity is PHYSICAL_PIN_MAP;

    constant PM : PIN_MAP_STRING := "OEAB_NEG:28," &
                  "OEBA_NEG:60, LEAB:27, LEBA:59,"&
                  "CLKAB:23, CLKBA:55," &
                  "CLKENAB_NEG:22, CLKENBA_NEG:54, " &
                  "A:(62,63,64,1,2,3,5,6,7,8,10, " &
                  "11,12,14,15,16,17,18,19,21), " &
                  "B:(53,51,50,49,48,47,46,44,43,42," &
                  "40,39,38,37,35,34,33,32,31,30)," &
                  "GND:(4,13,20,29,36,45,52,61)," &
                  "VCC:(9,25,41,57)," &
                  "TCK:26, TDI:24, TMS:56, TDO:58 ";

    constant HV : PIN_MAP_STRING := "OEAB_NEG:39," &
                  "OEBA_NEG:5, LEAB:38, LEBA:4," &
                  "CLKAB:33, CLKBA:67," &
                  "CLKENAB_NEG:32, CLKENBA_NEG:66," &
                  "A:(7,8,9,10,11,12,14,15,16,17," &
                  "20,21,22,24,25,26,27,28,29,31)," &
                  "B:(65,63,62,61,60,59,58,56,55,54," &
                  "51,50,49,48,46,45,44,43,42,41)," &
                  "GND:(6,13,23,30,40,47,57,64),"&
                  "VCC:(2,19,36,53),"&
                  "NC:(1,18,35,52),"&
                  "TCK:37, TDI:34, TMS:68, TDO:3 ";

    attribute TAP_SCAN_IN    of TDI : signal is true;
    attribute TAP_SCAN_MODE  of TMS : signal is true;
    attribute TAP_SCAN_OUT   of TDO : signal is true;
    attribute TAP_SCAN_CLOCK of TCK : signal is (40.0e6, BOTH);

    attribute INSTRUCTION_LENGTH of sn74lvth18504a : entity is 8;
    attribute INSTRUCTION_OPCODE of sn74lvth18504a : entity is
            "BYPASS (11111111, 10000100), " &
            "EXTEST (00000000), " &
            "SAMPLE (10000010), " &
            "IDCODE (10000001), " &
            "HIGHZ  (00000110), " &  -- Control Boundary to High-Impedance
            "CLAMP  (10000111), " &  -- Control Boundary to 1/0
            "RUNT   (00001001), " &  -- Boundary Run Test
            "READBN (00001010), " &  -- Boundary Read Normal Mode
            "READBT (10001011), " &  -- Boundary Read Test Mode
            "CELLTST(00001100), " &  -- Boundary Self-Test Normal Mode
            "TOPHIP (10001101), " &  -- Boundary Toggle Outputs Test Mode
            "SCANCN (10001110), " &  -- BCR Scan Normal Mode
            "SCANCT (00001111)  " ;  -- BCR Scan Test Mode

    attribute INSTRUCTION_CAPTURE of sn74lvth18504a : entity is "10000001";
    attribute INSTRUCTION_DISABLE of sn74lvth18504a : entity is "HIGHZ";
    attribute INSTRUCTION_GUARD   of sn74lvth18504a : entity is "CLAMP";

    attribute IDCODE_REGISTER of sn74lvth18504a : entity is
            -- 'B' die
            "0010"                &   --  4 bit version
            "0000000000011101"    &   -- 16 bit part number
            "00000010111"         &   -- 11 bit manufacturer
            "1,"                      -- mandatory LSB
            -- 'C' die
            "0011"                &   --  4 bit version
            "0000000000011101"    &   -- 16 bit part number
            "00000010111"         &   -- 11 bit manufacturer
            "1" ;                     -- mandatory LSB

    attribute REGISTER_ACCESS of sn74lvth18504a : entity is
            "BOUNDARY (READBN, READBT, CELLTST),"  &
            "BYPASS   (HIGHZ, CLAMP, RUNT, TOPHIP)," &
            "IDCODE   (IDCODE), " &
            "BCR[3]   (SCANCN, SCANCT)" ;

    attribute BOUNDARY_CELLS of sn74lvth18504a : entity is "BC_1,BC_7";

    --  Cell type BC_7 must be added to the standard package (package
    --  STD_1149_1_1990) if it has not already been added.
    --  constant BC_7:CELL_INFO:=
    --  ((BIDIR_IN, EXTEST, PI), (BIDIR_OUT, EXTEST, PO),
    --   (BIDIR_IN, SAMPLE, PI), (BIDIR_OUT, SAMPLE, PI),

    attribute BOUNDARY_LENGTH   of sn74lvth18504a : entity is 48;
    attribute BOUNDARY_REGISTER of sn74lvth18504a : entity is
                                        
    "0  (BC_7, B(1)       ,bidir   , X, 47, 1, Z),"  &
    "1  (BC_7, B(2)       ,bidir   , X, 47, 1, Z),"  &
    "2  (BC_7, B(3)       ,bidir   , X, 47, 1, Z),"  &
    "3  (BC_7, B(4)       ,bidir   , X, 47, 1, Z),"  &
    "4  (BC_7, B(5)       ,bidir   , X, 47, 1, Z),"  &
    "5  (BC_7, B(6)       ,bidir   , X, 47, 1, Z),"  &
    "6  (BC_7, B(7)       ,bidir   , X, 47, 1, Z),"  &
    "7  (BC_7, B(8)       ,bidir   , X, 47, 1, Z),"  &
    "8  (BC_7, B(9)       ,bidir   , X, 47, 1, Z),"  &
    "9  (BC_7, B(10)      ,bidir   , X, 47, 1, Z),"  &
    "10 (BC_7, B(11)      ,bidir   , X, 47, 1, Z),"  &
    "11 (BC_7, B(12)      ,bidir   , X, 47, 1, Z),"  &
    "12 (BC_7, B(13)      ,bidir   , X, 47, 1, Z),"  &
    "13 (BC_7, B(14)      ,bidir   , X, 47, 1, Z),"  &
    "14 (BC_7, B(15)      ,bidir   , X, 47, 1, Z),"  &
    "15 (BC_7, B(16)      ,bidir   , X, 47, 1, Z),"  &
    "16 (BC_7, B(17)      ,bidir   , X, 47, 1, Z),"  &
    "17 (BC_7, B(18)      ,bidir   , X, 47, 1, Z),"  &
    "18 (BC_7, B(19)      ,bidir   , X, 47, 1, Z),"  &
    "19 (BC_7, B(20)      ,bidir   , X, 47, 1, Z),"  &
    "20 (BC_7, A(1)       ,bidir   , X, 46, 1, Z),"  &
    "21 (BC_7, A(2)       ,bidir   , X, 46, 1, Z),"  &
    "22 (BC_7, A(3)       ,bidir   , X, 46, 1, Z),"  &
    "23 (BC_7, A(4)       ,bidir   , X, 46, 1, Z),"  &
    "24 (BC_7, A(5)       ,bidir   , X, 46, 1, Z),"  &
    "25 (BC_7, A(6)       ,bidir   , X, 46, 1, Z),"  &
    "26 (BC_7, A(7)       ,bidir   , X, 46, 1, Z),"  &
    "27 (BC_7, A(8)       ,bidir   , X, 46, 1, Z),"  &
    "28 (BC_7, A(9)       ,bidir   , X, 46, 1, Z),"  &
    "29 (BC_7, A(10)      ,bidir   , X, 46, 1, Z),"  &
    "30 (BC_7, A(11)      ,bidir   , X, 46, 1, Z),"  &
    "31 (BC_7, A(12)      ,bidir   , X, 46, 1, Z),"  &
    "32 (BC_7, A(13)      ,bidir   , X, 46, 1, Z),"  &
    "33 (BC_7, A(14)      ,bidir   , X, 46, 1, Z),"  &
    "34 (BC_7, A(15)      ,bidir   , X, 46, 1, Z),"  &
    "35 (BC_7, A(16)      ,bidir   , X, 46, 1, Z),"  &
    "36 (BC_7, A(17)      ,bidir   , X, 46, 1, Z),"  &
    "37 (BC_7, A(18)      ,bidir   , X, 46, 1, Z),"  &
    "38 (BC_7, A(19)      ,bidir   , X, 46, 1, Z),"  &
    "39 (BC_7, A(20)      ,bidir   , X, 46, 1, Z),"  &
    "40 (BC_1, LEBA       ,input   , X),"  &
    "41 (BC_1, LEAB       ,input   , X),"  &
    "42 (BC_1, CLKENBA_NEG,input   , X),"  &
    "43 (BC_1, CLKENAB_NEG,input   , X),"  &
    "44 (BC_1, CLKBA      ,input   , X),"  &
    "45 (BC_1, CLKAB      ,input   , X),"  &
    "46 (BC_1, OEBA_NEG   ,input   , 1),"  &
    "46 (BC_1, *          ,controlr, 1),"  &
    "47 (BC_1, OEAB_NEG   ,input   , 1),"  &
    "47 (BC_1, *          ,controlr, 1) " ;

end sn74lvth18504a;

This library contains 8972 BSDL files (for 7016 distinct entities) from 68 vendors
Last BSDL model (sam4s16b) was added on Dec 7, 2017 14:26
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