82091AA Datasheet, PDF (173/204 Pages) Intel Corporation – ADVANCED INTEGRATED PERIPHERAL (AIP)

82091AA
Table 43 AC Specifications (V_CC^e 5V g 10% or (3 3V g 0 3V) T_amb^e0 C to 70 C) (Continued)
Symbol
Parameter
Min Max Units
Notes
Figure
SELECTIN
t20a SELECTIN Delay from IOWC IORC Inactive
60 (90) ns
ISA PS 2 82 83 87
t20b SELECTIN Delay from IOWC IORC Active
60 (90)
EPP
82 83
BUSY
t21a BUSY Active Delay from STROBE Active
500
ISA PS 2
84
t21b BUSY Active Delay from STROBE Active
0
85
t21c BUSY Inactive Delay from STROBE Inactive
0
ECP fwd
85
t21d BUSY Setup to ACK Active
0
ECP rev
86
t21f BUSY Hold from AUTOFD Inactive
0
ECP rev
86
ACK
t22a ACK Active Hold from AUTOFD High
0
ECP rev
86
t22b ACK Inactive Hold from AUTOFD Low
0
ECP rev
86
PPDIR GCS
t23a GCS Delay from SA 10 0
60 (90)
89
t23b PPDIR Delay from IOWC Inactive
60 (90)
ISA PS 2 ECP 87
t23c PPDIR Delay from IOWC Active
60 (90)
EPP
82
IDE Interface
IDECS 1 0
t24a IDECSx Delay from SA 10 0
40 (70)
88
DEN
t25a DEN Delay from SA 10 0
40 (70)
72 73 88
t25b DEN Delay from xDACK
40 (70)
74
HEN
t26a HEN Delay from IO16
35 (65)
88
173