pc87317vul National Semiconductor Corporation, pc87317vul Datasheet - Page 266

• Manufacturer Part Number: pc87317vul
• Description: Pc87317vul/pc97317vul Superi/o Plug And Play Compatible With Acpi Compliant Controller/extender
• Manufacturer: National Semiconductor Corporation

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t
t
t
VOFF
VOFF
ONH
t
V
ONCTL
WR
POR
WRP
V
ONCTL
ONCTL
Symbol
DD
DD
Symbol
HI-Z/
V
V
V
V
HI-Z
V
FIGURE 14-36. SMI_CMD/PM1_CNT_LOW/PM1_CNT_HIGH Register Write to POR Timing
V
HI-Z
V
HI-Z
TABLE 14-71. SMI_CMD/PM1_CNT_LOW/PM1_CNT_HIGH register’s write to POR Timing
OH
OL
OL
OH
OL
OL
OL
V
@ V
V
@ V
ONCTL High time (When bit 4 of APCR7 register is 0)
Delay from SMI_CMD/PM1_CNT_LOW/PM1_CNT_HIGH register’s
write to POR asserted
DD
DD
DD
DD
off to ONCTL deasserted (When bit 4 of APCR7 register is 0)
off to ONCTL deasserted (When bit 4 of APCR7 register is 0)
= 4.0 V
=0.5 V
FIGURE 14-35. V
TABLE 14-70. V
t
t
VOFF
VOFF
Parameter
Parameter
Device Specifications
t
ONH
DD
DD
266
and ONCTL Timing
and ONCTL Timing
t
WRP
Min
Min
500
0.9
Max
50
Max
600
nsec
Unit
msec
msec
Unit
sec