w83c554f Winbond Electronics Corp America, w83c554f Datasheet - Page 142

• Manufacturer Part Number: w83c554f
• Description: System I/o Controller With Pci Arbiter & Ultradma/33 Ide Controller
• Manufacturer: Winbond Electronics Corp America

W83C554F
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t25
t26
t27
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WINBOND ELECTRONICS CORP. AMERICA
IDEIRQ[A:B] high to INT# low
or ISA IRQ high
IDEIRQ[A:B] low to INT float
or ISA IRQ low
RST# low to IDE_RST# low
RST# high to IDE_RST# high
IDECS1# setup to
RST# high
IDECS1# hold from
RST# high.
Parameter
Table 6-5. Miscellaneous Timing
Min
-
-
30ns
-
20ns
0ns
Values
Max
50ns
50ns
50ns
50ns
-
-
Assumes that the interrupt path is enabled.
It could be disabled or
temporarily delayed due to read data in a
FIFO.
Notes
Timing Diagrams
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