Intel 820E GAD0 GAD1, GAD1 GAD2, GAD2 GAD3, GAD3 GAD4, GAD4 GAD5, GAD5 GAD6, GAD6 GAD7, GAD11

D

C

B

A

8 7 6 5

MCH

						U10
						MCH_096
	GAD[31:0]			GAD0	F17
24							G_AD0
				GAD1	G18		G_AD1
				GAD2
					G17
							G_AD2
				GAD3	G19
							G_AD3
				GAD4	G16		G_AD4
				GAD5	G20		G_AD5
				GAD6	H17
							G_AD6
				GAD7	H18
							G_AD7
				GAD8	J20
							G_AD8
				GAD9	J16
							G_AD9
				GAD10	K17
							G_AD10
				GAD11	K18
							G_AD11
				GAD12	J18		G_AD12
				GAD13	L19
							G_AD13
				GAD14	K20
							G_AD14
				GAD15	L18
							G_AD15
				GAD16	M17		G_AD16
				GAD17	P18
							G_AD17
				GAD18	M16
							G_AD18
				GAD19	P17
							G_AD19
				GAD20	N16		G_AD20
				GAD21	P20
							G_AD21
				GAD22	P16
							G_AD22
				GAD23	R20
							G_AD23
				GAD24	T20		G_AD24
				GAD25	R17
							G_AD25
				GAD26	U17
							G_AD26
				GAD27	T16
							G_AD27
				GAD28	U18
							G_AD28
				GAD29	T18			AGP
							G_AD29
				GAD30	U20
							G_AD30
				GAD31	U19		G_AD31
	GC/BE#[3:0]			GC/BE#0	H16
24							G_C/BE#0
				GC/BE#1
					L20
							G_C/BE#1
				GC/BE#2
					N18
							G_C/BE#2
				GC/BE#3
					R16
							G_C/BE#3
24,38		GFRAME#			L16		G_FRAME#
		GDEVSEL#			N19
24,38							G_DEVSEL#
		GIRDY#			N20
24,38							G_IRDY#
		GTRDY#			M20
24,38							G_TRDY#
		GSTOP#			M18
24,38							G_STOP#
		GPAR			K16
24,38							G_PAR
		GREQ#			U15
24,38							G_REQ#
		GGNT#			Y16
24,38							G_GNT#
			PIPE#		W16
24,38							PIPE#
		MCH_CLK66				W18
5							CLK66
		RBF#			V16
24,38							RBF#
		WBF#
					V15
24,38							WBF#

ST0	W15	ST0
ST1	Y15
		ST1
ST[2:0]	Y17
ST2		ST2
24

	24,38	ADSTB0		J19	AD_STB0
		ADSTB#0		H20
	24,38				AD_STB#0
		ADSTB1
				R18
	24,38				AD_STB1
		ADSTB#1		R19
	24,38				AD_STB#1
		SBSTB
				Y20
	24,38				SB_STB
		SBSTB#
				Y19
	24,38				SB_STB#
8	7		6		5

4

	HL0	F19
	HL1	F18
	HL2	E17
	HL3	E19
HUB	HL4	B20
	HL5	B19
	HL6	B18
	HL7	A20
	HL8	D17
	HL9	C18
	HL10	D18
	HL_STB	D19
	HL_STB#	C20
	RCLKOUT	B1
	HCLKOUT	A2
		A13
	DQA0
		C13
	DQA1
		A14
	DQA2
		C14
	DQA3
		B14
	DQA4
		C15
	DQA5
		A15
	DQA6
		C16
	DQA7
		A16
	DQA8
	DQB0	C7
		B7
	DQB1
		C6
	DQB2
		A6
	DQB3
		C5
	DQB4
		A5
	DQB5
		B5
	DQB6
		A4
	DQB7
		C4
MEMORY	DQB8
	RQ0	A7
		C8
	RQ1
		A8
	RQ2
		C9
	RQ3
		B9
	RQ4
		A9
	RQ5
		A10
	RQ6
		C10
	RQ7
	CTM	B11
		A11
	CTM#
		A12
	CFM
		B12
	CFM#
	CMD	B3
		B2
	SCK
		C2
	SIO
	SBA0	W20
	SBA1	V17
		Y18
	SBA2
		W17
	SBA3
AGP		V20
	SBA4
		W19
	SBA5
		V19
	SBA6
		U16
	SBA7

4

3

2

1

HL0

HL[10:0]

8

HL1

HL2

HL3

HL4

HL5

7,8

HL10

R209

SEL133/100#

4,5

HL6

8.2K

HL7

HL8

HL9

R227

8.2K

HL10

HL_STB

8

HL_STB#

8

RCLKOUT

5

VCC3_3SBY

HCLKOUT

5

LDQA0

LDQA[8:0]

LDQA1

11

VCC3_3SBY

LDQA2

R248

4.7K

LDQA3

LDQA4

U14

VCC

LDQA5

PWROK_CTRL

PWROK

13

14

12

LDQA6

8,9,34,36

7

7

GND

LDQA7

SN74LVC07A

LDQA8

LDQB0

LDQB[8:0]

11

LDQB1

LDQB2

LDQB3

LDQB4

LDQB5

LDQB6

LSCK and LCMD must neck down to 5 mils for 175 mils at Q10 and Q9 attach points.

LDQB7

Place Q10 and Q9 as close as possible to MCH.

LDQB8

LCOL0

LCOL[4:0]

11

VCC5SBY

LCOL1

LCOL2

LCOL3

LCOL4

LROW[2:0]

LSCK

R229

LROW0

11

4.7K

11

LROW1

MMBT3904LT1

C

Q14

MMBT3904LT1

LROW2

3

B

LCLKTM

1

11

2

Q9

C

LCLKTM#

LCLKFM

11

E

11

3

PWROK_CTRLB 1

LCLKFM#

7

LCMD

11

2

LCMD

11

E

MMBT3904LT1

LSIO

11

Q10

C

SBA0

SBA[7:0]

B 1

3

SBA1

24

2

SBA2

E

SBA3

SBA4

SBA5

SBA6

SBA7

TITLE: INTEL(R) 820E CHIPSET 2 DIMM FCPGA REFERENCE BOARD

REV:

MCH

DRAWN BY:

0.5

R PCG PLATFORM DESIGN

PROJECT:

PCG AE

Camino2

1900 PRAIRIE CITY ROAD

FOLSOM, CALIFORNIA 95630

LAST REVISED:

SHEET:

3-20-2000_14:02

7 OF 40

3

2

1

D

C

B

A