Moteur de recherche de fiches techniques de composants électroniques
  French  ▼
ALLDATASHEET.FR

X  

SN74BCT8244ADWR Fiches technique(PDF) 9 Page - Texas Instruments

No de pièce SN74BCT8244ADWR
Description  SCAN TEST DEVICES WITH OCTAL BUFFERS
Download  26 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI - Texas Instruments

SN74BCT8244ADWR Fiches technique(HTML) 9 Page - Texas Instruments

Back Button SN74BCT8244ADWR Datasheet HTML 5Page - Texas Instruments SN74BCT8244ADWR Datasheet HTML 6Page - Texas Instruments SN74BCT8244ADWR Datasheet HTML 7Page - Texas Instruments SN74BCT8244ADWR Datasheet HTML 8Page - Texas Instruments SN74BCT8244ADWR Datasheet HTML 9Page - Texas Instruments SN74BCT8244ADWR Datasheet HTML 10Page - Texas Instruments SN74BCT8244ADWR Datasheet HTML 11Page - Texas Instruments SN74BCT8244ADWR Datasheet HTML 12Page - Texas Instruments SN74BCT8244ADWR Datasheet HTML 13Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 9 / 26 page
background image
SN54BCT8244A, SN74BCT8244A
SCAN TEST DEVICES
WITH OCTAL BUFFERS
SCBS042E – FEBRUARY 1990 – REVISED JULY 1996
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Table 1. Boundary-Scan Register Configuration
BSR BIT
NUMBER
DEVICE
SIGNAL
BSR BIT
NUMBER
DEVICE
SIGNAL
BSR BIT
NUMBER
DEVICE
SIGNAL
17
1OE
15
1A1
7
1Y1
16
2OE
14
1A2
6
1Y2
13
1A3
5
1Y3
12
1A4
4
1Y4
11
2A1
3
2Y1
10
2A2
2
2Y2
9
2A3
1
2Y3
8
2A4
0
2Y4
boundary-control register
The boundary-control register (BCR) is two bits long. The BCR is used in the context of the RUNT instruction
to implement additional test operations not included in the basic SCOPE
™ instruction set. Such operations
include PRPG and PSA. Table 3 shows the test operations that are decoded by the BCR.
During Capture-DR, the contents of the BCR are not changed. At power up or in Test-Logic-Reset, the BCR is
reset to the binary value 10, which selects the PSA test operation. The BCR order of scan is shown in Figure 3.
TDO
TDI
Bit 1
(MSB)
Bit 0
(LSB)
Figure 3. Boundary-Control Register Order of Scan
bypass register
The bypass register is a 1-bit scan path that can be selected to shorten the length of the system scan path,
thereby reducing the number of bits per test pattern that must be applied to complete a test operation.
During Capture-DR, the bypass register captures a logic 0. The bypass register order of scan is shown in
Figure 4.
Bit 0
TDO
TDI
Figure 4. Bypass Register Order of Scan


Numéro de pièce similaire - SN74BCT8244ADWR

FabricantNo de pièceFiches techniqueDescription
logo
Texas Instruments
SN74BCT8244ADWR TI-SN74BCT8244ADWR Datasheet
612Kb / 28P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUFFERS
SN74BCT8244ADWR TI-SN74BCT8244ADWR Datasheet
642Kb / 28P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUFFERS
SN74BCT8244ADWRE4 TI-SN74BCT8244ADWRE4 Datasheet
612Kb / 28P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUFFERS
SN74BCT8244ADWRE4 TI-SN74BCT8244ADWRE4 Datasheet
642Kb / 28P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUFFERS
SN74BCT8244ADWRG4 TI-SN74BCT8244ADWRG4 Datasheet
612Kb / 28P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUFFERS
More results

Description similaire - SN74BCT8244ADWR

FabricantNo de pièceFiches techniqueDescription
logo
Texas Instruments
SN54BCT8244A TI-SN54BCT8244A_07 Datasheet
612Kb / 28P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUFFERS
SN54BCT8244A TI-SN54BCT8244A_08 Datasheet
642Kb / 28P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUFFERS
SN54BCT8240A TI-SN54BCT8240A Datasheet
473Kb / 26P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL INVERTING BUFFERS
SN54BCT8245A TI-SN54BCT8245A Datasheet
309Kb / 22P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS
SN54ABT8245 TI-SN54ABT8245_07 Datasheet
635Kb / 30P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS
SN54BCT8245A TI-SN54BCT8245A_08 Datasheet
658Kb / 29P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS
SN54ABT8245 TI-SN54ABT8245_08 Datasheet
665Kb / 30P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS
SN54ABT8245 TI-SN54ABT8245 Datasheet
364Kb / 25P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS
SN54ABT8245 TI-SN54ABT8245_06 Datasheet
483Kb / 28P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL BUS TRANSCEIVERS
SN54ABT8543 TI-SN54ABT8543 Datasheet
357Kb / 25P
[Old version datasheet]   SCAN TEST DEVICES WITH OCTAL REGISTERED BUS TRANSCEIVERS
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26


Fiches technique Télécharger

Go To PDF Page


Lien URL




Politique de confidentialité
ALLDATASHEET.FR
ALLDATASHEET vous a-t-il été utile ?  [ DONATE ] 

À propos de Alldatasheet   |   Publicité   |   Contactez-nous   |   Politique de confidentialité   |   Echange de liens   |   Fabricants
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com