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PC87570 Fiches technique(PDF) 152 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No de pièce PC87570
Description  PC87570 Keyboard and Power Management Controller
PDF  168 Pages
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Fabricant  NSC [National Semiconductor (TI)]
Site Internet  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87570 Fiches technique(HTML) 152 Page - National Semiconductor (TI)

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Device Specifications
www.national.com
19.5.6
ACCESS Bus Interface
In the diagrams below, an “o” is added to parameter names in the timing tables for output signals, and an “i” for input signals.
Figure 19-19. ACB Signals (SDA and SCL) Rising Time and Falling Time
Figure 19-20. ACB Start and Stop Condition Timing
Figure 19-21. ACB Start Condition TIming
SDA
tSDAr
0.7VCC
0.3VCC
tSDAf
0.7VCC
0.3VCC
SCL
tSCLr
0.7VCC
0.3VCC
tSCLf
0.7VCC
0.3VCC
SDA
SCL
tCSTOs
tBUF
tDLCs
tCSTRh
Start Condition
Stop Condition
SDA
SCL
tCSTRs
tDHCs
Start Condition
tCSTRh



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