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

X  

PC8477B Fiches technique(PDF) 44 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No de pièce PC8477B
Description  Advanced Floppy Disk Controller
PDF  54 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  NSC [National Semiconductor (TI)]
Site Internet  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC8477B Fiches technique(HTML) 44 Page - National Semiconductor (TI)

Back Button PC8477B Datasheet HTML 40Page - National Semiconductor (TI) PC8477B Datasheet HTML 41Page - National Semiconductor (TI) PC8477B Datasheet HTML 42Page - National Semiconductor (TI) PC8477B Datasheet HTML 43Page - National Semiconductor (TI) PC8477B Datasheet HTML 44Page - National Semiconductor (TI) PC8477B Datasheet HTML 45Page - National Semiconductor (TI) PC8477B Datasheet HTML 46Page - National Semiconductor (TI) PC8477B Datasheet HTML 47Page - National Semiconductor (TI) PC8477B Datasheet HTML 48Page - National Semiconductor (TI) Next Button
Zoom Inzoom in Zoom Outzoom out
 44 / 54 page
background image
60 Device Description (Continued)
626 Reset Timing
Symbol
Parameter
Min
Max
Units
tRW
Reset Width (Note 10)
100
ns
tRC
Reset to Control Inactive
300
ns
Note 10
The software reset pulse width is 100 ns The hardware reset pulse width with an external 10 kX pull-up or pull-down resistor on the MFM pin is 100 ns
When using the internal pull-up resistor on the MFM pin the hardware reset pulse width is 170 ns (assumes no load on MFM)
TLF11332 – 20
FIGURE 6-5 Reset Timing
627 Write Data Timing
Symbol
Parameter
Min
Max
Units
tWDW
Write Data Pulse Width
Table 6-2
ns
tHDS
HDSEL Setup to WGATE Active
100
m
s
tHDH
HDSEL Hold from WGATE Inactive
750
m
s
TABLE 6-2 Minimum tWDW Values
Data Rate
tDRP
tWDW
tWDW Value
Units
1 Mbs
1000
2 x tICP
250
ns
500 kbs
2000
2 x tICP
250
ns
300 kbs
3333
2 x tICP
375
ns
250 kbs
4000
2 x tICP
500
ns
TLF11332 – 21
FIGURE 6-6 Write Data Timing
44



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 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54


Fiches technique Télécharger

Go To PDF Page


Lien URL



ALLDATASHEET vous a-t-il été utile ?  [ DONATE ] 

À propos de Alldatasheet   |   Publicité   |   Contactez-nous   |   Politique de confidentialité   |   Lien vers la fiche technique    |   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