Datasheet

Electrical Characteristics
280 Datasheet
NOTE:
1. Possible damage to the MCH may occur if the MCH temperature exceeds 150 °C. Intel does
not ensure functionality for parts that have exceeded temperatures above 150 °C due to
specification violation.
PCI Express* / DMI Interface
VCC_EXP
1.25 V PCI Express* and DMI Supply
Voltage with respect to VSS
-0.3 1.375 V
VCCA_EXP
3.3 V PCI Express* Analog Supply Voltage
with respect to VSS
-0.3 3.63 V
VCCAPLL_EXP
1.25 V Primary PCI Express* PLL Analog
Supply Voltage with respect to VSS
-0.3 1.375 V
VCCAPLL_EXP2
1.25 V Secondary PCI Express* PLL Analog
Supply Voltage with respect to VSS
-0.3 1.375 V
Controller Link Interface
VCC_CL 1.25 V Supply Voltage with respect to VSS -0.3 1.375 V
CMOS Interface
VCC3_3
3.3 V CMOS Supply Voltage with respect to
VSS
-0.3 3.63 V
Table 23. Absolute Minimum and Maximum Ratings
Symbol Parameter Min Max Unit Notes