82801E datasheet(61/84 Pages) INTEL

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Intel® 82801E C-ICH

Advance Information Datasheet

Table 41. Other DC Characteristics

Symbol

Parameter

Min.

Max

Unit

Notes

V5REF

ICH2 Core Well Reference

Voltage

4.75

5.25

VCC3_3

I/O Buffer Voltage

3.102

3.498

VCC1_8

Internal Logic Voltage

1.7

1.9

HUBREF

Hub Interface Reference

Voltage

0.48

× (Vcc1.8) 0.52 × (Vcc1.8)

Normal Mode

0.64

× (Vcc1.8) 0.70 × (Vcc1.8)

Enhanced Mode

Vcc(RTC)

Battery Voltage

2.0

3.6

VIT+

Hysteresis Input Rising

Threshold

1.9

Applied to

USBP[1:0][P:N]

VIT-

Hysteresis Input Falling

Threshold

1.3

Applied to

USBP[1:0]P:N]

VDI

Differential Input Sensitivity

0.2

|(USBPx+,USBPx-)|

VCM

Differential Common Mode

Range

0.8

2.5

Includes VDI

VCRS

Output Signal Crossover

Voltage

1.3

2.0

VSE

Single Ended Rcvr Threshold

0.8

2.0

ILI1

Input Leakage Current

-1.0

+1.0

µA

ILI2

Hi-Z State Data Line Leakage

-10

+10

µA

(0 V< VIN< 3.3V)

ILI3

Input Leakage Current - Clock

signals

-100

+100

µA

See Note

CIN

Input Capacitance - Hub

interface

Input Capacitance - All Other

FC = 1 MHz

COUT

Output Capacitance

FC = 1 MHz

CI/O

I/O Capacitance

FC = 1 MHz

Crystal Load Capacitance

2.5 – 6 pF Typical

NOTES:

1. Includes APICCLK, CLK14, CLK48, CLK66, LAN_CLK and PCICLK

82801E Datasheet(PDF) 61 Page - Intel Corporation

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