82801BA Datasheet, PDF (445/498 Pages) Intel Corporation – Intel 82801BA I/O Controller Hub 2 (ICH2) and Intel 82801BAM I/O Controller Hub 2 Mobile

Electrical Characteristics
Table 16-5. DC Output Characteristics
Symbol
Parameter
V_OL1
V_OH1
V_OL2
V_OH2
V_OL3
V_OH3
V_OL4
V_OH4
V_OL5
V_OH5
V_OL6
V_OH6
V_OL7
V_OH7
Output Low Voltage
Output High Voltage
Output Low Voltage
Output High Voltage
Output Low Voltage
Output High Voltage
Output Low Voltage
Output High Voltage
Output Low Voltage
Output High Voltage
Output Low Voltage
Output High Voltage
Output Low Voltage
Output High Voltage
V_OL8 Output Low Voltage
V_OH8 Output High Voltage
Min.
2.4
V_CPU_IO - 0.13V
2.4
0.9Vcc
N/A
Vcc3_3 - 0.5
Vcc - 0.5
0.9(Vcc1_8)
1.6
Max
Unit
0.5
V
V
0.4
V
V
0.55
V
V
0.1Vcc
V
V
0.4
V
V
0.4
V
V
0.4
V
V
0.1(Vcc1_8) V
0.8
V
V
V
I_{OL /} I_OH
4 mA
-0.4 mA
4.0 mA
-0.5 mA
6 mA
-2 mA
1.5 mA
-0.5 mA
3.0 mA
4.0 mA
-2.0 mA
5 mA
-2 mA
1 mA
20 mA
-1 mA
-1.5 mA
Notes
Note 1
Note 1
Note 1
Note 1
Note 1
Normal Mode
Enhanced Mode
Normal Mode
Enhanced Mode
NOTES:
1. The CPUPWRGD, SERR#, PIRQ[A:H], PME#, GPIO22/CPUPERF, APIC[1:0], SMBDATA, SMBCLK and
SMLINK[1:0] signals have an open drain driver, and the VOH specification does not apply. These signals
must have external pull-up resistors.
82801BA ICH2 and 82801BAM ICH2-M Datasheet
16-5