845GL datasheet(151/193 Pages) INTEL

151 / 193 page

Intel® 82845G/82845GL/82845GV GMCH Datasheet

151

Electrical Characteristics

Table 6-6.

DC Characteristics (Sheet 1 of 2)

Symbol

Signal

Group

Parameter

Min

Nom

Max

Unit

Notes

1.5 V AGP and Intel® DVO Interface: Functional Operating Range (VCC=1.5 V

± 5%)

VIL_AGP

(a,b,w) AGP/DVO Input Low Voltage

–0.5

0.4VDDQ

VIH_AGP

(a,b,w) AGP/DVO Input High Voltage

0.6VDDQ

VDDQ+0.5

VOL_AGP

(a,c,x) AGP/DVO Output Low Voltage

0.15VDDQ

Iol = 1 mA

VOH_AGP

(a,c,x) AGP/DVO Output High Voltage

0.85VDDQ

Ioh = -0.2 mA

ILEAK_AGP

(a,b,w) AGP/DVO Input Leakage Current

±10

µA 0<Vin<VCC1_5

CIN_AGP

(a,b,w) AGP/DVO Input Capacitance

FC=1 MHz

1.5 V Hub Interface: Functional Operating Range (VCC=1.5 V

± 5%)

VIL_HI

(e)

Hub Interface Input Low Voltage

-0.3

HI_VREF–0.1

VIH_HI

(e)

Hub Interface Input High Voltage

HI_VREF+0.1

1.2

VOL_HI

(e)

Hub Interface Output Low Voltage

0.066

IOL= 1 mA

VOH_HI

(e)

Hub Interface Output High Voltage

0.6

1.2

IOUT=0.7/RCOMP

ILEAK_HI

(e)

Hub Interface Input Leakage Current

µA

CIN_HI

(e)

Hub Interface Input Capacitance

FC=1 MHz

VTT DC Characteristics: Functional Operating Range (VTT= 1.15 V – 1.75 V)

VIL_AGTL+

(g,h)

Host AGTL+ Input Low Voltage

(2/3*VTT) –

0.1*GTLREF

VIH_AGTL+

(g,h)

Host AGTL+ Input High Voltage

(2/3*VTT) +

0.1*GTLREF

VOL_AGTL+

(g,I)

Host AGTL+ Output Low Voltage

1/3*VTT–0.1

1/3*VTT 1/3*VTT+0.1

VOH_AGTL+

(g,I)

Host AGTL+ Output High Voltage

VTT–0.1

VTT

IOL_AGTL+

(g,I)

Host AGTL+ Output Low Current

VTTmax /

0.75Rttmin

mA Rttmin=45 Ω

ILEAK_AGTL+

(g,h)

Host AGTL+ Input Leakage Current

± 10

µAVOL<Vpad<VTT

CPAD_AGTL+

(g,h)

Host AGTL+ Input

Capacitance

13.5

FC=1 MHz

2.5 V DDR System Memory: Functional Operating Range (VCC=2.5 V

±5%)

VIL_DDR(DC)

(l,n)

DDR Input Low Voltage

-0.1*VCC

SMVREF

(DDR) – 0.15

VIH_DDR(DC)

(l,n)

DDR Input High Voltage

SMVREF

(DDR) + 0.15

1.1*VCC

VIL_DDR(AC)

(l,n)

DDR Input Low Voltage

–0.1*VCC

SMVREF

(DDR)–0.31

VIH_DDR(AC)

(l,n)

DDR Input High Voltage

SMVREF

(DDR) + 0.31

1.1*VCC

VOL_DDR

(l,m)

DDR Output Low Voltage

0.6

IOL = 13 mA

VOH_DDR

(l,m)

DDR Output High Voltage

1.9

IOH = 13 mA

ILeak_DDR

(l,n)

Input Leakage Current

±10

CIN_DDR

(l,n)

DDR Input/Output Pin Capacitance

5.5

FC=1 MHz

845GL bảng dữ liệu(PDF) 151 Page - Intel Corporation

845GL bảng dữ liệu(HTML) 151 Page - Intel Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

bảng dữ liệu tải về

Link URL