w83977ag Winbond Electronics Corp America, w83977ag Datasheet - Page 163

• Manufacturer Part Number: w83977ag
• Description: W83977f With 3rd Uart For Ir, Pb-free
• Manufacturer: Winbond Electronics Corp America

14.3.10 GPIO, ACPI, ROM Interface Timing Parameters
Note : Refer to Microprocessor Interface Timing for Read Timing.
t
t
t
t
t
t
t
t
t
SYMBOL
WGO
SWP
SWE
PORW
POWR
RIO
RPO
RTO
RINW
W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
Write data to GPIO update
SWITCH pulse width
Delay from SWITCH events to PSCTRL , and
from SWITCH Off event to SMI
Delay from APCI Reg.1 write to SMI inactive
(level mode)
Delay from RIA B , KCLK, MCLK, PWAKIN1,
PWAKIN2 to PSCTRL
Delay from PHRI pulse to PSCTRL
Delay from PHRI pulse train to PSCTRL
PHRI width (high and low time)
SMI pulse width (edge mode)
PARAMETER
-155 -
0.125
Publication Release Date: May 2006
MIN.
16
14
30
10
-
-
-
300(Note 1)
0.190
MAX.
16
90
25
25
25
-
Revision 0.60
msec
msec
UNIT
nsec
nsec
sec
sec
ns
μ s
ns