Gigabyte GA-8I945GMBX_R101 Schematics
5
4
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Model Name: 8I945GMBX
SHEET TITLE
01
D D
02
03
04
05
06
07
08
09
C C
10
11
12
13
14
15
COVER SHEET
BLOCK DIAGRAM
BOM & PCB MODIFY HISTORY
P4_LGA775_A
P4_LGA775_B
P4_LGA775_C
P4_LGA775_D
GMCH-LAKEPORT_HOST
GMCH-LAKEPORT_DDRII
GMCH-LAKEPORT_PCI E, DMI
GMCH-LAKEPORT_INT VGA
GMCH-LAKEPORT_GND
GMCH-LAKEPORT_PWR
DDRII CHANNEL A 1,2
DDRII CHANNEL B 1,2
Revision 1.01
A94058-0
SHEET TITLE
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
FRONT PANEL
FRONT USB,REAL USB CONNECT
PROCESSOR HOT
AZALIA CODEC ALC880
AUDIO JACK 1
AUDIO JACK 2
TI1394A
TEKOA & EKRON R
TEKOA & EKRON R
ITE 8712GB
COM_LPT
VCORE PWM
DISCRETE POWER
GPIO DEFINE
GPIO DEFINE
16
17
B B
18
19
20
21
22
23
24
A A
25
26
27
DDRII TERMINATION
PCI EXPRESS*16 SLOT
ICH7 PCI, USB, DMI, LAN
ICH7 IDE, GPIO, SATA, CTRL
ICH7 VCC, GND
CY28411 CKG
ATX,ATX_12V CONNECT,FWH BIOS
PCI EXPRESS*1 SLOT
PCI SLOT 1,2
H/W MONITOR,FAN
IDE
KB_PS2
5
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Custom
3
2
Date: Sheet
Intel Confidential
Cover Sheet
8I945GMBX
142Friday, July 01, 2005
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BLOCK DIAGRAM
INTEL Pentium4
LGA775
D D
CLOCK GENERATOR
CKVDD = 3.3V
VCORE = 1.4V
VCC3
PCI EXPRESS X16
VDDQ = 1.5V (AGP POWER 4X)
VCC3 = 3.3V
+12V = 12V
3VDUAL = 3.3V
VCC = 5V
TEKOA & EKRON R
C C
GMCH
LAKEPORT
VCORE = 1.75V / SLEEP : 1.3V
2_5VSTR = 2.5V(MEMORY)
VDDQ = 1.5V (AGP POWER 4X, HUBLINK)
MAA0~14
MAA_CPC1~5
MAB_CPC1~5
MDD0~63
-DQSD0~7
DM0~7
CHANNEL A
DDRII DIMM X 2
1.8VSTR = 1.8V(MEMORY,SUSPEND POWER)
VTT_DDR = 0.9V
PAGE 14,15
CHANNEL B
DDRII DIMM X 2
1.8VSTR = 1.8V(MEMORY,SUSPEND POWER)
VTT_DDR = 0.9V
PAGE 16,17
PCI EXPRESS X1
SLOT1
VDDQ = 1.5V (AGP POWER 4X)
VCC3 = 3.3V
+12V = 12V
3VDUAL = 3.3V
VCC = 5V
USB PORTS 0~7
VCC = 5V
5VSB = 5V
5VUSB = 5V
ICH7R
VCC25 = 2.5V(I/O,MEMORY/I,VLINK/I)
3VDUAL = 3.3V(SUSPEND POWER)
VCC3 = 3.3V
RTCVDD = 3.3V
IDE Primary
VCC = 5V
SERIAL ATA
VCC = 5V
PAGE 28
PAGE 21
B B
PCI BUS
FWH/HWMO
PCI SLOT 1,2
+12 = 12V
-12 = -12V
VCC = 5V
VCC3 = 3V
3VDUAL = 3V
Azalia ALC882
+12V = 12V
VCC = 5V 5VSB = 5V
AVDD = 5V
A A
AUDIO PORTS :
CD_IN
LINE_IN
AUX_IN
5
LIN_ OUT
TELE
FRONT AUDIO
PAGE 33
MIC
PAGE 34,35
4
TI 1394A
FRONT PANEL /CPU FAN
VCC = 5V
5VSB = 5V
+12 = 12V
PVCC = 5V
3
LPC BUS
VCC = 5V
VCC3 = 3V
LPC I/O ITE8712GB-IX
VCC = 5VVCC3 = 3.3V
VBAT = 3V
I/O PORTS :
COMB
COMA IR
LPT
2
PS2
FDD
PAGE 27
PAGE 39
PAGE 29,40
Title
Size Document Number Rev
Custom
Date: Sheet
Intel Confidential
BOM & PCB MODIFY HISTORY
8I945GMBX
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Model Name: 8I945GMBX
Circuit or PCB layout change
for next version
Version: 1.01
DATE Change Item Reason
D D
EMI solution
Component value change
history
Data Change Item Reason
*** 更換
0525
Audio Jack change
VRM solution change
C C
Specification change
B B
A A
0615
Removed EF_LED1/EF_LED2
fixed can't boot issue DC6 change to 33PF
5
AUDIO1由 A3RJ/13P/B/[11NR6-403006-01_11NR6-403006-02]
A3RJ/13P/B/[11NR6-403007-01_11NR6-403007-02]
AUDIO2由 A3RJ/13P/OBG/[11NR6-403006-71]
A3RJ/13P/OBG/[11NR6-403007-51]
DC6由 33P/4/N/50V變為 180P/4/N/50V
DEC10由 680U/D/4V/89變為 560U/D/2.5V/8*8/[11CO4-885600-01_11CO4-885600-02]
DEC12由 680U/D/4V/89變為 560U/D/2.5V/8*8/[11CO4-885600-01_11CO4-885600-02]
DEC21由 680U/D/4V/89變為 560U/D/2.5V/8*8/[11CO4-885600-01_11CO4-885600-02]
DEC6由 680U/D/4V/89變為 560U/D/2.5V/8*8/[11CO4-885600-01_11CO4-885600-02]
DEC9由 680U/D/4V/89變為 560U/D/2.5V/8*8/[11CO4-885600-01_11CO4-885600-02]
DR21由 2.87K/6/1變為 2.2K/6/1
*** 增加
BC2值為 10U/12/X/6.3V
BC4值為 10U/12/X/6.3V
BC6值為 10U/12/X/6.3V
BC694值為 0.1U/6/Y/25V
BC7值為 10U/12/X/6.3V
BC711值為 0.1U/6/Y/25V
DEC19值為 560U/D/2.5V/8*8/[11CO4-885600-01_11CO4-885600-02]
***
刪除
DEC20值為 680U/D/4V/89
DEC4值為 1500U/D/16V/AK
DEC5值為 680U/D/4V/89
DEC7值為 680U/D/4V/89
5/[11NH2-000203-11]
CU1由 ALC882/B1/S/[10HP5-366882-10]變為 ALC882/B1/S/[10HP5-366882-10R]
LU2由 SST25LF040A-33-4C-S2A/S變為 SST25VF512/S/[10HL4-131512-10]
U26由 82573V/A3/PbFREE變為 82573V/A3[10HB2-400573-22R]
U8由 NH82801GB ICH7/A1變為 NH82801GH ICH7/A1/[10HB1-032801-Q1R]
*** 增加
BC107值為 0.1U/6/Y/25V
BC108值為 0.1U/6/Y/25V
EF_LED1值為 PH/1*2/BLACK
EF_LED2值為 PH/1*2/BLACK
IBC24值為 0.1U/6/Y/25V
LBC12值為 10U/8/Y/10V
LBC45值為 0.1U/6/Y/25V
LBC54值為 10U/8/Y/10V
LEC1值為 100U/D/10V/57
LR41值為 2.2K/6
LR60值為 0/6
LR71值為 1/6
LR72值為 1/6
LR95值為 8.2K/6
LRN10值為 10/8P4R
LRN9值為 10/8P4R
Q277值為 BAT54A/S
Q278值為 MMBT2222A/SOT23
Q279值為 MMBT2222A/S
R1645值為 0/6
R1650值為 330/6
R1651值為 330/6
R1652值為 1K/6
***
刪除
INFO_LINK值為 H2X3/-PIN6/[11NH2-000203-31_11NH2-000203-33]
LBC44值為 1U/6/Y/10V
LR53值為 0/12
LR54值為 0/12
NVM_PROT值為 PH/1*2/BLACK
RF_ID值為 H2X3/-PIN5/[11NH2-000203-11]
4
變為
變為
3
-Prochot solution
PCIEx1 slot LAN C&C solution
2
Title
Size Document Number Rev
Custom
Date: Sheet
FB1由 80/6/2.5A變為 0/6
FB2由 80/6/2.5A變為 0/6
FB3由 80/6/2.5A變為 0/6
*** 增加
C1287值為 10P/4/N/50V
C1288值為 10P/4/N/50V
C1289值為 10P/4/N/50V
FB10值為 80/6/2.5A
FB8值為 80/6/2.5A
FB9值為 80/6/2.5A
R401由 8.66K/6/1變為 10K/6/1
R403由 2.61K/6/1變為 620/6/1
R213由 33/6變為 0/6
R214由 33/6變為 0/6
Intel Confidential
BOM & PCB MODIFY HISTORY
8I945GMBX
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REV:1.04
R1
D D
HA[3..16](8)
C C
HA[17..31](8)
SP-CAP X 4PCS
B B
VCORE
+
EC1
100U/2V/SPCAP/X
100U/2V/SPCAP/X
VCORE
BC1
10U/12/X/6.3V/X
VCORE
A A
10U/12/X/6.3V
BC6
10U/12/X/6.3V
10U/12/X/6.3V
+
EC2
BC2
BC7
+
100U/2V/SPCAP/X
10U/12/X/6.3V/X
10U/12/X/6.3V/X
EC3
BC3
BC8
+
EC4
100U/2V/SPCAP/X
BC4
10U/12/X/6.3V
HA[3..16]
HA[17..31]
BC5
10U/12/X/6.3V/X
HA3
HA4
HA5
HA6
HA7
HA8
HA9
HA10
HA11
HA12
HA13
HA14
HA15
HA16
-HREQ0(8)
-HREQ1(8)
-HREQ2(8)
-HREQ3(8)
-HREQ4(8)
-HADSTB0(8)
HA17
HA18
HA19
HA20
HA21
HA22
HA23
HA24
HA25
HA26
HA27
HA28
HA29
HA30
HA31
-HADSTB1(8)
-HREQ0
-HREQ1
-HREQ2
-HREQ3
-HREQ4
-HADSTB0
-HADSTB1
上
10U/12/X/6.3V X2
LGA775A
L5
A03#
P6
A04#
M5
A05#
L4
A06#
M4
A07#
R4
A08#
T5
A09#
U6
A10#
T4
A11#
U5
A12#
U4
A13#
V5
A14#
V4
A15#
W5
A16#
N4
RSVD
P5
RSVD
K4
REQ0#
J5
REQ1#
M6
REQ2#
K6
REQ3#
J6
REQ4#
R6
ADSTB0#
G5
PCREQ#
AB6
A17#
W6
A18#
Y6
A19#
Y4
A20#
AA4
A21#
AD6
A22#
AA5
A23#
AB5
A24#
AC5
A25#
AB4
A26#
AF5
A27#
AF4
A28#
AG6
A29#
AG4
A30#
AG5
A31#
AH4
A32#
AH5
A33#
AJ5
A34#
AJ6
A35#
AC4
RSVD
AE4
RSVD
AD5
ADSTB1#
CPU-SK/775/[10SC1-D03775-01_10SC1-D03775-02]
上
100U/2V/SPCAP
EC1
BC1/BC2
+
顆
+
TESTHI08
TESTHI09
TESTHI10
EC4
GTLREF1
GTLREF0
ADS#
BNR#
HIT#
RSP#
BPRI#
DBSY#
DRDY#
HITM#
IERR#
INIT#
LOCK#
TRDY#
BINIT#
DEFER#
EDRDY#
MCERR#
AP0#
AP1#
BR0#
DP0#
DP1#
DP2#
DP3#
RESET#
RS0#
RS1#
RS2#
BC5/BC6
-
-HADS
D2
-BNR
C2
-HIT
D4
H4
-BPRI
G8
-DBSY
B2
-DRDY
C1
-HITM
E4
-IERR
AB2
-HINIT
P3
-HLOCK
C3
-HTRDY
E3
AD3
-DEFER
G7
F2
TP_CPU11
AB3
U2
TP_CPU1
U3
TP_CPU2
-BR0
F3
TESTHI8
G3
TESTHI9
G4
TESTHI10
H5
J16
TP_CPU3
H15
TP_CPU4
H16
TP_CPU5
J17
TP_CPU6
H2
H1
G23
B3
F5
A3
上
GTLREF1
GTLREF
-CPURST
-RS0
-RS1
-RS2
10U/12/X/6.3V X2
EC3
+
EC2
BC3/BC4
+
-HADS (8)
-BNR (8)
-HIT (8)
-BPRI (8)
-DBSY (8)
-DRDY (8)
-HITM (8)
-HLOCK (8)
-HTRDY (8)
-DEFER (8)
-BR0 (8)
C5 220P/4/N/25V/X
-RS0 (8)
-RS1 (8)
-RS2 (8)
C4
33P/4/N/50V/X
C2 220P/4/N/25V/X
C6
22P/4/N/50V/X
顆
上
100U/2V/SPCAP
-HINIT (19)
-CPURST (8) VTT_OR
VTT_OR
VTT_OR
CR117
CPU RETAINTION/X
BC7/BC8
5
4
3
2
124/6/1
R3
210/6/1
R4
124/6/1
R6
210/6/1
RN1 62/8P4R
VTT_OL
VTT_OL
Title
Size Document Number Rev
Custom
Date: Sheet
7 8
5 6
3 4
1 2
R7 62/6
R9 62/6
R2
10/6
C1
1U/6/Y/10V
R5
10/6
C3
1U/6/Y/10V
TESTHI9
TESTHI8
TESTHI10
-BR0
-IERR
-CPURST
R1599
0/6/X
GTLREF1
GTLREF
Intel Confidential
P4_LGA775-A
8I945GMBX
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HD[0..15](8)
C C
HD[16..31](8)
B B
HD[0..15]
HD[16..31]
HD0
HD1
HD2
HD3
HD4
HD5
HD6
HD7
HD8
HD9
HD10
HD11
HD12
HD13
HD14
HD15
-DBI0(8)
STBN0(8)
STBP0(8)
-DBI1(8)
STBN1(8)
STBP1(8)
-DBI0
STBN0
STBP0
HD16
HD17
HD18
HD19
HD20
HD21
HD22
HD23
HD24
HD25
HD26
HD27
HD28
HD29
HD30
HD31
-DBI1
STBN1
STBP1
LGA775B
B4
D00#
C5
D01#
A4
D02#
C6
D03#
A5
D04#
B6
D05#
B7
D06#
A7
D07#
A10
D08#
A11
D09#
B10
D10#
C11
D11#
D8
D12#
B12
D13#
C12
D14#
D11
D15#
A8
DBI0#
C8
DSTBN0#
B9
DSTBP0
G9
D16#
F8
D17#
F9
D18#
E9
D19#
D7
D20#
E10
D21#
D10
D22#
F11
D23#
F12
D24#
D13
D25#
E13
D26#
G13
D27#
F14
D28#
G14
D29#
F15
D30#
G15
D31#
G11
DBI1#
G12
DSTBN1#
E12
DSTBP1
CPU-SK/775/[10SC1-D03775-01_10SC1-D03775-02]
D32#
D33#
D34#
D35#
D36#
D37#
D38#
D39#
D40#
D41#
D42#
D43#
D44#
D45#
D46#
D47#
DBI2#
DSTBN2#
DSTBP2
D48#
D49#
D50#
D51#
D52#
D53#
D54#
D55#
D56#
D57#
D58#
D59#
D60#
D61#
D62#
D63#
DBI3#
DSTBN3#
DSTBP3
HD32
G16
HD33
E15
HD34
E16
HD35
G18
HD36
G17
HD37
F17
HD38
F18
HD39
E18
HD40
E19
HD41
F20
HD42
E21
HD43
F21
HD44
G21
HD45
E22
HD46
D22
HD47
G22
-DBI2
D19
G20
G19
D20
D17
A14
C15
C14
B15
C18
B16
A17
B18
C21
B21
B19
A19
A22
B22
C20
A16
C17
STBN2
STBP2
HD48
HD49
HD50
HD51
HD52
HD53
HD54
HD55
HD56
HD57
HD58
HD59
HD60
HD61
HD62
HD63
-DBI3
STBN3
STBP3
-DBI2 (8)
STBN2 (8)
STBP2 (8)
-DBI3 (8)
STBN3 (8)
STBP3 (8)
HD[32..47] (8)
HD[48..63] (8)
A A
Title
Size Document Number Rev
Custom
5
4
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Date: Sheet
Intel Confidential
P4_LGA775-C
8I945GMBX
1
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5
Note:
VCCA & VCOREPLL
VTT_GMCH
D D
L1
10UH/8/S/[10LI2-12100A-03_10LI2-12100A-02_10LI2-12100A-13]
C8
1U/6/Y/10V
C10
L2
10UH/8/S/[10LI2-12100A-03_10LI2-12100A-02_10LI2-12100A-13]
1U/6/Y/10V
BC9
4.7U/8/Y/10V/X
BC10
4.7U/8/Y/10V/X
define doesn't same as
old P4 design kit
As close as possible to
CPU socket
VCCA
R17
0/6/SHT/X
VSSA
VCOREPLL
945 Design Guide rev1.5 spec.
VCCA=120~220mA
公板為
125mA
10LI2-12100A-03=INDUCTOR 10uH 300mA TAI-TECH
10LI2-12100A-02=INDUCTOR 10uH 155mA TAIYO
10LI2-12100A-01=INDUCTOR 10uH 120mA TDK
C C
CPU_TEMP(25,37)
THERMDC(37)
BC11
1N/4/X/50V/X
B B
A A
4
Trace width doesn't
less than 12 Mil
C12
33P/4/N/50V/X
限用兩種
VID[0..5](39)
-CPUCLK(21)
BC24
22U/12/X5/6.3V/X
C14
1N/4/X/50V/X
TP_CPU10
R1616
62/6/X
-STPCLK
CPUCLK(21)
-IGNNE(19)
-STPCLK(19)
VID[0..5]
R27 62/6
-SKTOCC(19)
VCC_SENSE
VSS_SENSE
R29 62/6
R30 62/6
-SYS_RST(19,21,28)
3
VCC3
VTT_GMCH
R13
249/6/1
+12V
R46
8.2K/6
GTL_DET(8)
-SMI
-SMI(19)
-A20M
-A20M(19)
-FERR
-FERR(19)
INTR
INTR(19)
NMI
NMI(19)
-IGNNE
-STPCLK
VCCA
VSSA
VCOREPLL
VID0
VID1
VID2
VID3
VID4 -THRMTRIP
VID5
CPUCLK
-CPUCLK
TP_CPU12
TP_CPU13
TCK
TDI
TDO
TMS
-TRST
-BPM0
-BPM1
-BPM2
-BPM3
-BPM4
-BPM5
MSID1
MSID0
-SYS_RST
FSBSEL0
FSBSEL1
FSBSEL2
AM2
AM3
AK4
AM5
AM7
AN7
G28
AE8
AK1
AN3
AN4
AN5
AN6
AE6
P2
K3
R3
K1
L1
N2
M3
A23
B23
D23
C23
AL5
AL6
AL4
F28
AL1
F29
F6
V1
W1
N5
AE1
AD1
AF1
AC1
AG1
AJ2
AJ1
AD2
AG2
AF2
AG3
AC2
AK3
AJ3
G29
H30
G30
3
Q1
D
2N7002/S
GS
SOT23
2
1
1.5V
TESTHI0
LGA775C
SMI#
A20M#
FERR#/PBE#
LINT0
LINT1
IGNNE#
STPCLK#
VCCA
VSSA
RSVD
VCCIOPLL
VID0
VID1
VID2
VID3
VID4
VID5
VID6
VID7
VID_SELECT
BCLK0
BCLK1
SKTOCC#
THERMDA
THERMDC
VCC_SENSE
VSS_SENSE
RSVD
RSVD
VTT_PKGSENSE
IMPSEL
MSID1
MSID0
RSVD
RSVD
CPU-SK/775/[10SC1-D03775-01_10SC1-D03775-02]
LGA775D
TCK
TDI
TDO
TMS
TRST#
BPM0#
BPM1#
BPM2#
BPM3#
BPM4#
BPM5#
DBR#
ITPCLK0
ITPCLK1
BSEL0
BSEL1
BSEL2
CPU-SK/775/[10SC1-D03775-01_10SC1-D03775-02]
VCC3
TESTHI00
TESTHI01
TESTHI11
TESTHI12
TESTHI02
TESTHI03
TESTHI04
TESTHI05
TESTHII06
TESTHI07
RSVD
RSVD
SLP#
RSVD
PWRGOOD
PROCHOT#
THERMTRIP#
COMP0
COMP1
COMP2
COMP3
COMP4
COMP5
COMP6
COMP7
RSVD
RSVD
RSVD
RSVD
CS_GTLREF
GTLREF_SEL
BOOTSELECT
LL_ID0
LL_ID1
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTTPWRGD
VTT_OUT
VTT_OUT
VTT_SEL
N/C
N/C
N/C
N/C
R15 62/6/X
C33
0.1U/6/Y/25V/X
F26
W3
P1
W2
F25
G25
G27
G26
G24
F24
AK6
G6
L2
AH2
N1
AL2
M2
A13
T1
G2
R1
J2
T2
Y3
AE3
C9
G10
D16
A20
F23
TP_CPU9
E23
TP_CPU8
E7
TP_CPU7
E24
H29
J3
Y1
V2
AA2
A29
B25
B29
B30
C29
A26
B27
C28
A25
A28
A27
C30
A30
C25
C26
C27
B26
D27
D28
D25
D26
B28
D29
D30
VTT_PWRGD
AM6
AA1
J1
R38 1K/6/X
F27
R33
110/6/1
TESTHI0
TESTHI1
TESTHI11
TESTHI12
TESTHI2_7
-FORCEPR
RSVD_G6
TESTHI13
CPUPWROK
-PROCHOT
COMP0
COMP1
COMP2
COMP3
COMP4
COMP5
COMP6
COMP7
VTT_GMCH
1.2V
R88
61.9/6/1
-FORCEPR (30)
CPUPWROK (19)
-PROCHOT (30)
-THRMTRIP (19)
MCH_GTLREF (8)
GTL_DET (8)
VTT_PWRGD (39,40)
VTT_OR
VTT_OL
VCC3
2
1
Place outside of CPU socket
TESTHI0
C9
0.1U/6/Y/25V
VTT_OL
C7
0.1U/6/Y/25V
VTT_OR
C11 0.1U/6/Y/25V
VTT_OR
VTT_GMCH
R21 130/6
RN29
R10 60.4/6/1
R11 60.4/6/1
R12 60.4/6/1
R14 60.4/6/1
R16 60.4/6/1
R18 60.4/6/1
R19 60.4/6/1
R20 60.4/6/1
470/8P4R
7 8
5 6
3 4
1 2
R22 62/6
R23 62/6
R24 62/6
COMP6
COMP7
-PROCHOT
FSBSEL0
FSBSEL2
FSBSEL1
TESTHI2_7
-THRMTRIP
-FERR
COMP5
COMP4
COMP2
COMP3
COMP0
COMP1
Locate at ICH7 Side
62/8P4R
7 8
5 6
3 4
1 2
7 8
5 6
3 4
1 2
7 8
5 6
3 4
1 2
7 8
5 6
3 4
1 2
7 8
5 6
3 4
1 2
RSVD_G6
CPUPWROK
C13
1N/4/X/50V
VTT_PWRGD
TESTHI1
TESTHI12
TESTHI11
TESTHI13
VID5
VID2
VID0
VID4
VID1
VID3
-FORCEPR
-BPM0
-BPM1
-BPM5
-BPM4
-BPM3
-BPM2
TDI
TMS
62/8P4R
TDO
62/8P4R
-TRST
TCK
VTT_OL
VTT_OL
VTT_OR
C15
0.1U/6/Y/25V
C16
0.1U/6/Y/25V
VTT_OR
R25 62/6/X
R26 100/6
R28 680/6/X
RN3
RN4 680/8P4R
R31 680/6
R32 680/6
R34 62/6
RN5 62/8P4R
RN6
RN30
RN136
3
8.2K/8P4R
7 8
5 6
3 4
1 2
FSBSEL0(21)
FSBSEL1(21)
FSBSEL2(21)
5
4
FSBSEL0
FSBSEL1
FSBSEL2
BSEL0
BSEL1
BSEL2
BSEL0 (11)
BSEL1 (11)
BSEL2 (11)
Title
Size Document Number Rev
Custom
2
Date: Sheet
Intel Confidential
P4_LGA775-B
8I945GMBX
1
642Friday, July 01, 2005
1.01
of
5
D D
4
3
2
1
LGA775E
VCORE
C C
B B
AA8
VCC
AB8
VCC
AC23
VCC
AC24
VCC
AC25
VCC
AC26
VCC
AC27
VCC
AC28
VCC
AC29
VCC
AC30
VCC
AC8
VCC
AD23
VCC
AD24
VCC
AD25
VCC
AD26
VCC
AD27
VCC
AD28
VCC
AD29
VCC
AD30
VCC
AD8
VCC
AE11
VCC
AE12
VCC
AE14
VCC
AE15
VCC
AE18
VCC
AE19
VCC
AE21
VCC
AE22
VCC
AE23
VCC
AE9
VCC
AF11
VCC
AF12
VCC
AF14
VCC
AF15
VCC
AF18
VCC
AF19
VCC
AF21
VCC
AF22
VCC
AF8
VCC
AF9
VCC
AG11
VCC
AG12
VCC
AG14
VCC
AG15
VCC
AG18
VCC
AG19
VCC
AG21
VCC
AG22
VCC
AG25
VCC
AG26
VCC
AG27
VCC
AG28
VCC
AG29
VCC
AG30
VCC
AG8
VCC
AG9
VCC
CPU-SK/775/[10SC1-D03775-01_10SC1-D03775-02]
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
AH11
AH12
AH14
AH15
AH18
AH19
AH21
AH22
AH25
AH26
AH27
AH28
AH29
AH30
AH8
AH9
AJ11
AJ12
AJ14
AJ15
AJ18
AJ19
AJ21
AJ22
AJ25
AJ26
AJ8
AJ9
AK11
AK12
AK14
AK15
AK18
AK19
AK21
AK22
AK25
AK26
AK8
AK9
AL11
AL12
AL14
AL15
AL18
AL19
AL21
AL22
AL25
AL26
AL29
AL30
AL8
AL9
VCORE
VCORE
LGA775F
AM11
VCC
AM12
VCC
AM14
VCC
AM15
VCC
AM18
VCC
AM19
VCC
AM21
VCC
AM22
VCC
AM25
VCC
AM26
VCC
AM29
VCC
AM30
VCC
AM8
VCC
AM9
VCC
AN11
VCC
AN12
VCC
AN14
VCC
AN15
VCC
AN18
VCC
AN19
VCC
AN21
VCC
AN22
VCC
AN25
VCC
AN26
VCC
AN29
VCC
AN30
VCC
AN8
VCC
AN9
VCC
J10
VCC
J11
VCC
J12
VCC
J13
VCC
J14
VCC
J15
VCC
J18
VCC
J19
VCC
J20
VCC
J21
VCC
J22
VCC
J23
VCC
J24
VCC
J25
VCC
J26
VCC
J27
VCC
J28
VCC
J29
VCC
J30
VCC
J8
VCC
J9
VCC
K23
VCC
K24
VCC
K25
VCC
K26
VCC
K27
VCC
K28
VCC
K29
VCC
K30
VCC
K8
VCC
L8
VCC
M23
VCC
M24
VCC
M25
VCC
M26
VCC
M27
VCC
M28
VCC
M29
VCC
M30
VCC
M8
VCC
CPU-SK/775/[10SC1-D03775-01_10SC1-D03775-02]
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
N23
N24
N25
N26
N27
N28
N29
N30
N8
P8
R8
T23
T24
T25
T26
T27
T28
T29
T30
T8
U23
U24
U25
U26
U27
U28
U29
U30
U8
V8
W23
W24
W25
W26
W27
W28
W29
W30
W8
Y23
Y24
Y25
Y26
Y27
Y28
Y29
Y30
Y8
VCORE
LGA775G
A12
VSS
A15
VSS
A18
VSS
A2
VSS
A21
VSS
A24
VSS
A6
VSS
A9
VSS
AA23
VSS
AA24
VSS
AA25
VSS
AA26
VSS
AA27
VSS
AA28
VSS
AA29
VSS
AA3
VSS
AA30
VSS
AA6
VSS
AA7
VSS
AB1
VSS
AB23
VSS
AB24
VSS
AB25
VSS
AB26
VSS
AB27
VSS
AB28
VSS
AB29
VSS
AB30
VSS
AB7
VSS
AC3
VSS
AC6
VSS
AC7
VSS
AD4
VSS
AD7
VSS
AE10
VSS
AE13
VSS
AE16
VSS
AE17
VSS
AE2
VSS
AE20
VSS
AE24
VSS
AE25
VSS
AE26
VSS
AE27
VSS
AE28
VSS
AE29
VSS
AE30
VSS
AE5
VSS
AE7
VSS
AF10
VSS
AF13
VSS
AF16
VSS
AF17
VSS
AF20
VSS
AF23
VSS
AF24
VSS
AF25
VSS
AF26
VSS
AF27
VSS
AF28
VSS
AF29
VSS
AF3
VSS
AF30
VSS
AF6
VSS
AF7
VSS
CPU-SK/775/[10SC1-D03775-01_10SC1-D03775-02]
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AG10
AG13
AG16
AG17
AG20
AG23
AG24
AG7
AH1
AH10
AH13
AH16
AH17
AH20
AH23
AH24
AH3
AH6
AH7
AJ10
AJ13
AJ16
AJ17
AJ20
AJ23
AJ24
AJ27
AJ28
AJ29
AJ30
AJ4
AJ7
AK10
AK13
AK16
AK17
AK2
AK20
AK23
AK24
AK27
AK28
AK29
AK30
AK5
AK7
AL10
AL13
AL16
AL17
AL20
AL23
AL24
AL27
AL28
AL3
AL7
AM1
AM10
AM13
AM16
AM17
AM20
AM23
AM24
AM27
AM28
AM4
LGA775H
AN1
VSS
AN10
VSS
AN13
VSS
AN16
VSS
AN17
VSS
AN2
VSS
AN20
VSS
AN23
VSS
AN24
VSS
AN27
VSS
AN28
VSS
B1
VSS
B11
VSS
B14
VSS
B17
VSS
B20
VSS
B24
VSS
B5
VSS
B8
VSS
C10
VSS
C13
VSS
C16
VSS
C19
VSS
C22
VSS
C24
VSS
C4
VSS
C7
VSS
D12
VSS
D15
VSS
D18
VSS
D21
VSS
D24
VSS
D3
VSS
D5
VSS
D6
VSS
D9
VSS
E11
VSS
E14
VSS
E17
VSS
E2
VSS
E20
VSS
E25
VSS
E26
VSS
E27
VSS
E28
VSS
E29
VSS
E8
VSS
F10
VSS
F13
VSS
F16
VSS
F19
VSS
F22
VSS
F4
VSS
F7
VSS
G1
VSS
H10
VSS
H11
VSS
H12
VSS
H13
VSS
H14
VSS
H17
VSS
H18
VSS
H19
VSS
H20
VSS
H21
VSS
H22
VSS
H23
VSS
H24
VSS
CPU-SK/775/[10SC1-D03775-01_10SC1-D03775-02]
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
H25
H26
H27
H28
H3
H6
H7
H8
H9
J4
J7
K2
K5
K7
L23
L24
L25
L26
L27
L28
L29
L3
L30
L6
L7
M1
M7
N3
N6
N7
P23
P24
P25
P26
P27
P28
P29
P30
P4
P7
R2
R23
R24
R25
R26
R27
R28
R29
R30
R5
R7
T3
T6
T7
U1
U7
V23
V24
V25
V26
V27
V28
V29
V3
V30
V6
V7
W4
W7
Y2
Y5
Y7
A A
Title
Size Document Number Rev
Custom
5
4
3
2
Date: Sheet
Intel Confidential
P4_LGA775-D
8I945GMBX
1
742Friday, July 01, 2005
1.01
of
5
4
3
2
1
VTT_GMCH
R42
124/6/1
BC12
0.01U/4/X/16V/X
GTL_DET(6)
VTT_GMCH
R47
HSWING=[(0.22XVTT_GMCH)-2%~(0.22XVTT_GMCH)+2%]
301/6/1
R49
84.5/6/1
VTT_GMCH
R50
60.4/6/1
HSCOMP
C19
22P/4/X/16V/X
R43
MCH_GTLREF
10/6
R44
210/6/1
R45
619/6/1
C18
0.01U/6/X/50V
16.9/6/1/[10RC3-00169A-21_10RC3-00169A-22_10RC3-00169A-23_10RC3-00169A-26]
BC13
0.1U/6/Y/25V
VCORE
3
Q2
D
2N7002/S
GS
SOT23
2
1
MCH_GTLREF
R48 62/6
HSWNG
HRCOMP
R51
C17
220P/6/N/50V/X
M34
N35
R33
N32
N34
M38
N42
N37
N38
R32
R36
U37
R35
R38
U34
U32
U35
AA37
AA35
AA42
AA38
AA34
D41
G37
M36
M31
M29
G34
M26
W42
W40
W41
U41
U40
AA41
U39
D42
U42
C30
R27
U27
M15
J39
K38
J42
K35
J37
V33
V42
Y36
Y38
V32
Y34
E41
K36
E42
V35
A28
B27
K41
L43
K40
F35
A38
J27
E29
E34
B37
B32
V41
P40
T40
Y43
T43
L15
U2A
HA3*
HA4*
HA5*
HA6*
HA7*
HA8*
HA9*
HA10*
HA11*
HA12*
HA13*
HA14*
HA15*
HA16*
HA17*
HA18*
HA19*
HA20*
HA21*
HA22*
HA23*
HA24*
HA25*
HA26*
HA27*
HA28*
HA29*
HA30*
HA31*
RSVD
RSVD
RSVD
RSVD
HREQ0*
HREQ1*
HREQ2*
HREQ3*
HREQ4*
HADSTB0*
HADSTB1*
HCLKP
HCLKN
HRCOMP
HSWING
HDSTBP0*
HDSTBN0*
HDINV0*
HDSTBP1*
HDSTBN1*
HDINV1*
HDSTBP2*
HDSTBN2*
HDINV2*
HDSTBP3*
HDSTBN3*
HDINV3*
HADS*
HTRDY*
HDRDY*
HDEFER*
HHITM*
HHIT*
HLOCK*
HBREQ0*
HBNR*
HBPRI*
HDBSY*
HRS0*
HRS1*
HRS2
HCPURST*
CPU INTERFACE
RSVD
RSVD
RSVD
RSVD
HD0*
HD1*
HD2*
HD3*
HD4*
HD5*
HD6*
HD7*
HD8*
HD9*
HD10*
HD11*
HD12*
HD13*
HD14*
HD15*
HD16*
HD17*
HD18*
HD19*
HD20*
HD21*
HD22*
HD23*
HD24*
HD25*
HD26*
HD27*
HD28*
HD29*
HD30*
HD31*
HD32*
HD33*
HD34*
HD35*
HD36*
HD37*
HD38*
HD39*
HD40*
HD41*
HD42*
HD43*
HD44*
HD45*
HD46*
HD47*
HD48*
HD49*
HD50*
HD51*
HD52*
HD53*
HD54*
HD55*
HD56*
HD57*
HD58*
HD59*
HD60*
HD61*
HD62*
HD63*
HDVREF
HACCVREF
HSCOMP
HPCREQ
HEDRDY*
P41
M39
P42
M42
N41
M40
L40
M41
K42
G39
J41
G42
G40
G41
F40
F43
F37
E37
J35
D39
C41
B39
B40
H34
C37
J32
B35
J34
B34
F32
L32
J31
H31
M33
K31
M27
K29
F31
H29
F29
L27
M24
J26
K26
G26
H24
K24
F24
E31
A33
E40
D37
C39
D38
D33
C35
D34
C34
B31
C31
C32
D32
B30
D30
D27
D28
C27
F38
Y40
HD0
HD1
HD2
HD3
HD4
HD5
HD6
HD7
HD8
HD9
HD10
HD12
HD13
HD14
HD15
HD16
HD17
HD18
HD19
HD20
HD21HA24
HD22
HD23
HD24
HD25
HD26
HD27
HD28
HD29
HD30
HD31
HD32
HD33
HD34
HD35
HD36
HD37
HD38
HD39
HD40
HD41
HD42
HD43
HD44
HD45
HD46
HD47
HD48
HD49
HD50
HD51
HD52
HD53
HD54
HD55
HD56
HD57
HD58
HD59
HD60
HD61
HD62
HD63
MCH_GTLREF
HSCOMP
HA[3..31](4)
D D
C C
B B
HA[3..31]
MCHCLK(21)
-MCHCLK(21)
HA3
HA4
HA5
HA6
HA7
HA8
HA9
HA10
HA11
HA12
HA13
HA14 HD11
HA15
HA16
HA17
HA18
HA19
HA20
HA21
HA22
HA23
HA25
HA26
HA27
HA28
HA29
HA30
HA31
-HREQ0(4)
-HREQ1(4)
-HREQ2(4)
-HREQ3(4)
-HREQ4(4)
-HADSTB0(4)
-HADSTB1(4)
-HTRDY(4)
-DEFER(4)
-HLOCK(4)
-BNR(4)
-DBSY(4)
-CPURST(4)
-HREQ0
-HREQ1
-HREQ2
-HREQ3
-HREQ4
-HADSTB0
-HADSTB1
MCHCLK
-MCHCLK
HRCOMP
HSWNG
STBP0
STBP0(5)
STBN0
STBN0(5)
-DBI0
-DBI0(5)
STBP1
STBP1(5)
STBN1
STBN1(5)
-DBI1
-DBI1(5)
STBP2
STBP2(5)
STBN2
STBN2(5)
-DBI2
-DBI2(5)
STBP3
STBP3(5)
STBN3
STBN3(5)
-DBI3
-DBI3(5)
-HADS
-HADS(4)
-HTRDY
-DRDY
-DRDY(4)
-DEFER
-HITM
-HITM(4)
-HIT
-HIT(4)
-HLOCK
-BR0
-BR0(4)
-BNR
-BPRI
-BPRI(4)
-DBSY
-RS0
-RS0(4)
-RS1
-RS1(4)
-RS2
-RS2(4)
-CPURST
HD[0..63]
MCH_GTLREF (6)
HD[0..63] (5)
INTEL945G/A2/LEAD _FREE/[10HB1-033000-22R]
A A
COUPON1
COUPON2
5
4
COUPON1 COUPON/X
COUPON2 COUPON/X
10HB1-033000-11-REV:A1
10HB1-033000-21-REV:A2 FOR ACER
21
21
VCC
3
Title
Size Document Number Rev
Custom
2
Date: Sheet
Intel Confidential
GMCH-HOST
8I945GMBX
1
842Friday, July 01, 2005
1.01
of
5
MODT_A[0..3]
MAAA0
MAAA1
MAAA2
MAAA3
MAAA4
MAAA5
D D
C C
B B
DCLKA0(14)
-DCLKA0(14)
DCLKA1(14)
-DCLKA1(14)
DCLKA2(14)
-DCLKA2(14)
DCLKA3(14)
-DCLKA3(14)
DCLKA4(14)
-DCLKA4(14)
DCLKA5(14)
-DCLKA5(14)
0.1U/6/Y/25V/X
MAAA6
MAAA7
MAAA8
MAAA9
MAAA10
MAAA11
MAAA12
MAAA13
-SWEA
-SWEA(14,16)
-SCASA
-SCASA(14,16)
-SRASA
-SRASA(14,16)
SBAA0
SBAA0(14,16)
SBAA1
SBAA1(14,16)
SBAA2
SBAA2(14,16)
-CSA0
-CSA0(14,16)
-CSA1
-CSA1(14,16)
-CSA2
-CSA2(14,16)
-CSA3
-CSA3(14,16)
CKEA0
CKEA0(14,16)
CKEA1
CKEA1(14,16)
CKEA2
CKEA2(14,16)
CKEA3
CKEA3(14,16)
MODT_A0
MODT_A1
MODT_A2
MODT_A3
DCLKA0
-DCLKA0
DCLKA1
-DCLKA1
DCLKA2
-DCLKA2
DCLKA3
-DCLKA3
-DCLKA4
DCLKA5
-DCLKA5
TP1
DDRVREFA
C20
TP3
TP4
NB_HEATSIN
A A
MODT_A[0..3] (14,16)
U2F
BA32
SAMA0
AW32
SAMA1
BB30
SAMA2
BA30
SAMA3
AY30
SAMA4
BA27
SAMA5
BC28
SAMA6
AY27
SAMA7
AY28
SAMA8
BB27
SAMA9
AY33
SAMA10
AW27
SAMA11
BB26
SAMA12
BC38
SAMA13
BB35
SAWE*
BA37
SACAS*
BA34
SARAS*
BC33
SABA_0
AY34
SABA_1
BA26
SABA_2
BB37
SACS_0*
BA39
SACS_1*
BA35
SACS_2*
AY38
SACS_3*
BB25
SACKE0
AY25
SACKE1
BC24
SACKE2
BA25
SACKE3
AW37
SAODT0
AY39
SAODT1
AY37
SAODT2
BB40
SAODT3
BB32
SACK0
AY32
SACK0*
AY5
SACK1
BB5
SACK1*
AK42
SACK2
AK41
SACK2*
BA31
SACK3
BB31
SACK3*
AY6
SACK4
BA5
SACK4*
AH40
SACK5
AH43
SACK5*
AK18
RSV_TP(3)
AM4
SMVREF0
AL17
RSV_TP(1)
AK17
RSV_TP(0)
1
INTEL945G/A2/LEAD _FREE/[10HB1-033000-22R]
SADQS0
SADQS0*
SADM0
SADQ0
SADQ1
SADQ2
SADQ3
SADQ4
SADQ5
SADQ6
SADQ7
SADQS1
SADQS1*
SADM1
SADQ8
SADQ9
SADQ10
SADQ11
SADQ12
SADQ13
SADQ14
SADQ15
SADQS2
SADQS2*
SADM2
SADQ16
SADQ17
SADQ18
SADQ19
SADQ20
SADQ21
SADQ22
SADQ23
SADQS3
SADQS3*
SADM3
SADQ24
SADQ25
SADQ26
SADQ27
SADQ28
SADQ29
SADQ30
SADQ31
SADQS4
SADQS4*
SADM4
SADQ32
SADQ33
SADQ34
SADQ35
SADQ36
SADQ37
SADQ38
SADQ39
SADQS5
SADQS5*
SADM5
SADQ40
SADQ41
SADQ42
SADQ43
SADQ44
SADQ45
SADQ46
SADQ47
SADQS6
SADQS6*
SADM6
SADQ48
SADQ49
SADQ50
SADQ51
SADQ52
SADQ53
SADQ54
SADQ55
SADQS7
SADQS7*
SADM7
SADQ56
SADQ57
SADQ58
SADQ59
SADQ60
SADQ61
SADQ62
SADQ63
DDR INTERFACE
AU4
AR2
AR3
AP3
AP2
AU3
AV4
AN1
AP4
AU5
AU2
BA3
BB4
AY2
AW3
AY3
BA7
BB7
AV1
AW4
BC6
AY7
AY11
BA10
BB10
AW12
AY10
BA12
BB12
BA9
BB9
BC11
AY12
AU18
AR18
AP18
AM20
AM18
AV20
AM21
AP17
AR17
AP20
AT20
AU35
AV35
AT34
AP32
AV34
AV38
AU39
AV32
AT32
AR34
AU37
AP42
AP40
AP39
AR41
AR42
AN43
AM40
AU41
AU42
AP41
AN40
AG42
AG41
AG40
AL41
AL42
AF39
AE40
AM41
AM42
AF41
AF42
AC42
AC41
AC40
AD40
AD43
AA39
AA40
AE42
AE41
AB41
AB42
DQSA0
-DQSA0
DMA0
MDA0
MDA1
MDA2
MDA3
MDA4
MDA5
MDA6
MDA7
DQSA1
-DQSA1
DMA1
MDA8
MDA9
MDA10
MDA11
MDA12
MDA13
MDA14
MDA15
DQSA2
-DQSA2
DMA2
MDA16
MDA17
MDA18
MDA19
MDA20
MDA21
MDA22
MDA23
DQSA3
-DQSA3
DMA3
MDA24
MDA25
MDA26
MDA27
MDA28
MDA29DCLKA4
MDA30
MDA31
DQSA4
-DQSA4
DMA4
MDA32
MDA33
MDA34
MDA35
MDA36
MDA37
MDA38
MDA39
DQSA5
-DQSA5
DMA5
MDA40
MDA41
MDA42
MDA43
MDA44
MDA45
MDA46
MDA47
DQSA6
-DQSA6
DMA6
MDA48
MDA49
MDA50
MDA51
MDA52
MDA53
MDA54
MDA55
DQSA7
-DQSA7
DMA7
MDA56
MDA57
MDA58
MDA59
MDA60
MDA61
MDA62
MDA63
4
MAAB0
MAAB1
MAAB2
MAAB3
MAAB4
MAAB5
MAAB6
MAAB7
MAAB8
MAAB9
MAAB10
MAAB11
MAAB12
MAAB13
-SWEB
-SWEB(15,16)
SBAB0(15,16)
SBAB1(15,16)
SBAB2(15,16)
-CSB0(15,16)
-CSB1(15,16)
-CSB2(15,16)
-CSB3(15,16)
CKEB0(15,16)
CKEB1(15,16)
CKEB2(15,16)
CKEB3(15,16)
DDRVREFB
-SCASB
-SRASB
SBAB0
SBAB1
SBAB2
-CSB0
-CSB1
-CSB2
-CSB3
CKEB0
CKEB1
CKEB2
CKEB3
MODT_B0
MODT_B1
MODT_B2
MODT_B3
DCLKB0
-DCLKB0
DCLKB1
-DCLKB1
DCLKB2
-DCLKB2
DCLKB3
-DCLKB3
DCLKB4
-DCLKB4
DCLKB5
-DCLKB5
TP2
TP5
SMRCOMPP
SMRCOMPN
C244
0.1U/6/Y/25V/X
-SCASB(15,16)
-SRASB(15,16)
DCLKB0(15)
-DCLKB0(15)
DCLKB1(15)
-DCLKB1(15)
DCLKB2(15)
-DCLKB2(15)
DCLKB3(15)
-DCLKB3(15)
DCLKB4(15)
-DCLKB4(15)
DCLKB5(15)
-DCLKB5(15)
3
U2G
BB22
SBMA0
BB21
SBMA1
BA21
SBMA2
AY21
SBMA3
BC20
SBMA4
AY19
SBMA5
AY20
SBMA6
BA18
SBMA7
BA19
SBMA8
BB18
SBMA9
BA22
SBMA10
BB17
SBMA11
BA17
SBMA12
AW42
SBMA13
BB23
SBWE*
AY24
SBCAS*
BA23
SBRAS*
AW23
SBBA0
AY23
SBBA1
AY17
SBBA2
BA40
SBCS0*
AW41
SBCS1*
BA41
SBCS2*
AW40
SBCS3*
BA14
SBCKE0
AY16
SBCKE1
BA13
SBCKE2
BB13
SBCKE3
AY42
SBODT0
AV40
SBODT1
AV43
SBODT2
AU40
SBODT3
AM29
SBCK0
AM27
SBCK0*
AV9
SBCK1
AW9
SBCK1*
AL38
SBCK2
AL36
SBCK2*
AP26
SBCK3
AR26
BLCK3*
AU10
SBCK4
AT10
SBCK4*
AJ38
SBCK5
AJ36
SBCK5*
AL39
RSV
AM2
SMVREF1
AK23
RSV_TP(2)
AM3
SM_OCDCOMP_1
AJ8
SM_OCDCOMP_0
AJ6
SM_RCOMP1
AL5
SM_RCOMP0
INTEL945G/A2/LEAD _FREE/[10HB1-033000-22R]
SBDQS0
SBDQS0*
SBDM0
SBDQ0
SBDQ1
SBDQ2
SBDQ3
SBDQ4
SBDQ5
SBDQ6
SBDQ7
SBDQS1
SBDQS1*
SBDM1
SBDQ8
SBDQ9
SBDQ10
SBDQ11
SBDQ12
SBDQ13
SBDQ14
SBDQ15
SBDQS2
SBDQS2*
SBDM2
SBDQ16
SBDQ17
SBDQ18
SBDQ19
SBDQ20
SBDQ21
SBDQ22
SBDQ23
SBDQS3
SBDQS3*
SBDM3
SBDQ24
SBDQ25
SBDQ26
SBDQ27
SBDQ28
SBDQ29
SBDQ30
SBDQ31
SBDQS4
SBDQS4*
SBDM4
SBDQ32
SBDQ33
SBDQ34
SBDQ35
SBDQ36
SBDQ37
SBDQ38
SBDQ39
SBDQS5
SBDQS5*
SBDM5
SBDQ40
SBDQ41
SBDQ42
SBDQ43
SBDQ44
SBDQ45
SBDQ46
SBDQ47
SBDQS6
SBDQS6*
SBDM6
SBDQ48
SBDQ49
SBDQ50
SBDQ51
SBDQ52
SBDQ53
SBDQ54
SBDQ55
SBDQS7
SBDQS7*
SBDM7
SBDQ56
SBDQ57
SBDQ58
SBDQ59
SBDQ60
SBDQ61
SBDQ62
SBDQ63
AM8
AM6
AL11
AL6
AL8
AP8
AP9
AJ11
AL9
AM10
AP6
AV7
AR9
AW7
AU7
AV6
AV12
AM11
AR5
AR7
AR12
AR10
AV13
AT13
AP13
AM15
AM13
AV15
AM17
AN12
AR13
AP15
AT15
AU23
AR23
AP23
AM24
AM23
AV24
AM26
AP21
AR21
AP24
AT24
AT29
AV29
AR29
AU27
AN29
AR31
AM31
AP27
AR27
AP31
AU31
AP36
AM35
AR38
AP35
AP37
AN32
AL35
AR35
AU38
AM38
AM34
AG34
AG32
AJ39
AL34
AJ34
AF32
AF34
AL31
AJ32
AG35
AD32
AD36
AD38
AD39
AC32
AD34
Y32
AA32
AF35
AF37
AC33
AC35
DQSB0
-DQSB0
DMB0
MDB0
MDB1
MDB2
MDB3
MDB4
MDB5
MDB6
MDB7
DQSB1
-DQSB1
DMB1
MDB8
MDB9
MDB10
MDB11
MDB12
MDB13
MDB14
MDB15
DQSB2
-DQSB2
DMB2
MDB16
MDB17
MDB18
MDB19
MDB20
MDB21
MDB22
MDB23
DQSB3
-DQSB3
DMB3
MDB24
MDB25
MDB26
MDB27
MDB28
MDB29
MDB30
MDB31
DQSB4
-DQSB4
DMB4
MDB32
MDB33
MDB34
MDB35
MDB36
MDB37
MDB38
MDB39
DQSB5
-DQSB5
DMB5
MDB40
MDB41
MDB42
MDB43
MDB44
MDB45
MDB46
MDB47
DQSB6
-DQSB6
DMB6
MDB48
MDB49
MDB50
MDB51
MDB52
MDB53
MDB54
MDB55
DQSB7
-DQSB7
DMB7
MDB56
MDB57
MDB58
MDB59
MDB60
MDB61
MDB62
MDB63
2
MODT_B[0..3]
MODT_B[0..3] (15,16)
R54
0/6/SHT/X
DDR18V
DDR18V
DDR18V
-DQSB[0..7](15)
MAAB[0..13](15,16)
MDB[0..63](15)
DQSB[0..7](15)
MAAA[0..13](14,16)
MDA[0..63](14)
DQSA[0..7](14)
-DQSA[0..7](14)
R52
1K/6/1
R53
1K/6/1
R55
1K/6/1/X
R56
1K/6/1/X
R57 80.6/6/1
BC18
0.1U/6/Y/25V
R58 80.6/6/1
DMB[0..7](15)
DMA[0..7](14)
1
DDRVREFA
BC15
0.1U/6/Y/25V
DDRVREFB
BC17
0.1U/6/Y/25V
SMRCOMPN
SMRCOMPP
-DQSB[0..7]
MAAB[0..13]
DMB[0..7]
MDB[0..63]
DQSB[0..7]
MAAA[0..13]
DMA[0..7]
MDA[0..63]
DQSA[0..7]
-DQSA[0..7]
2
NB_HS/[12SP2-04F004-61]
5
4
3
2
Title
Size Document Number Rev
Custom
Date: Sheet
Intel Confidentail
GMCH-DDRII
8I945GMBX
1
942Friday, July 01, 2005
1.01
of
5
D D
C C
SRCCLK_MCH(21)
-SRCCLK_MCH(21)
B B
4
EXP_A_RXP0
EXP_A_RXN0
EXP_A_RXP1
EXP_A_RXN1
EXP_A_RXP2
EXP_A_RXN2
EXP_A_RXP3
EXP_A_RXN3
EXP_A_RXP4
EXP_A_RXN4
EXP_A_RXP5
EXP_A_RXN5
EXP_A_RXP6
EXP_A_RXN6
EXP_A_RXP7
EXP_A_RXN7
EXP_A_RXP8
EXP_A_RXN8
EXP_A_RXP9
EXP_A_RXN9
EXP_A_RXP10
EXP_A_RXN10
EXP_A_RXP11
EXP_A_RXN11
EXP_A_RXP12
EXP_A_RXN12
EXP_A_RXP13
EXP_A_RXN13
EXP_A_RXP14
EXP_A_RXN14
EXP_A_RXP15
EXP_A_RXN15
GRCOMP
G12
D11
D12
H13
E10
H10
U11
U10
Y10
Y11
AC12
AC11
B14
B16
F12
J13
F10
J9
F7
F9
C4
D3
G6
J6
K9
K8
F4
G4
M6
M7
K2
L1
R8
R7
P4
N3
U2B
EXPARXP0
EXPARXN0
EXPARXP1
EXPARXN1
EXPARXP2
EXPARXN2
EXPARXP3
EXPARXN3
EXPARXP4
EXPARXN4
EXPARXP5
EXPARXN5
EXPARXP6
EXPARXN6
EXPARXP7
EXPARXN7
EXPARXP8
EXPARXN8
EXPARXP9
EXPARXN9
EXPARXP10
EXPARXN10
EXPARXP11
EXPARXN11
EXPARXP12
EXPARXN12
EXPARXP13
EXPARXN13
EXPARXP14
EXPARXN14
EXPARXP15
EXPARXN15
EXPCOMPO
EXPCOMPI
GCLKP
GCLKN
EXPATXP0
EXPATXN0
EXPATXP1
EXPATXN1
EXPATXP2
EXPATXN2
EXPATXP3
EXPATXN3
EXPATXP4
EXPATXN4
EXPATXP5
EXPATXN5
EXPATXP6
EXPATXN6
EXPATXP7
EXPATXN7
EXPATXP8
EXPATXN8
EXPATXP9
EXPATXN9
EXPATXP10
EXPATXN10
EXPATXP11
EXPATXN11
EXPATXP12
EXPATXN12
EXPATXP13
EXPATXN13
EXPATXP14
EXPATXN14
EXPATXP15
EXPATXN15
DMITXP0
DMITXN0
DMITXP1
DMITXN1
DMITXP2
DMITXN2
DMITXP3
DMITXN3
DMIRXP0
DMIRXN0
DMIRXP1
DMIRXN1
DMIRXP2
DMIRXN2
DMIRXP3
DMIRXN3
3
D14
C13
A13
B12
A11
B10
C10
C9
A9
B7
D7
D6
A6
B5
E2
F1
G2
J1
J3
K4
L4
M4
M2
N1
P2
T1
T4
U4
U2
V1
V3
W4
W2
Y1
AA2
AB1
Y4
AA4
AB3
AC4
Y7
Y8
AA9
AA10
AA6
AA7
AC9
AC8
EXP_A_TXP0
EXP_A_TXN0
EXP_A_TXP1
EXP_A_TXN1
EXP_A_TXP2
EXP_A_TXN2
EXP_A_TXP3
EXP_A_TXN3
EXP_A_TXP4
EXP_A_TXN4
EXP_A_TXP5
EXP_A_TXN5
EXP_A_TXP6
EXP_A_TXN6
EXP_A_TXP7
EXP_A_TXN7
EXP_A_TXP8
EXP_A_TXN8
EXP_A_TXP9
EXP_A_TXN9
EXP_A_TXP10
EXP_A_TXN10
EXP_A_TXP11
EXP_A_TXN11
EXP_A_TXP12
EXP_A_TXN12
EXP_A_TXP13
EXP_A_TXN13
EXP_A_TXP14
EXP_A_TXN14
EXP_A_TXP15
EXP_A_TXN15
DMI_0TXP
DMI_0TXN
DMI_1TXP
DMI_1TXN
DMI_2TXP
DMI_2TXN
DMI_3TXP
DMI_3TXN
DMI_0RXP
DMI_0RXN
DMI_1RXP
DMI_1RXN
DMI_2RXP
DMI_2RXN
DMI_3RXP
DMI_3RXN
DMI_0TXP (18)
DMI_0TXN (18)
DMI_1TXP (18)
DMI_1TXN (18)
DMI_2TXP (18)
DMI_2TXN (18)
DMI_3TXP (18)
DMI_3TXN (18)
DMI_0RXP (18)
DMI_0RXN (18)
DMI_1RXP (18)
DMI_1RXN (18)
DMI_2RXP (18)
DMI_2RXN (18)
DMI_3RXP (18)
DMI_3RXN (18)
VCC1_5
2
SPEC:1.5A
EXP_A_TXP[0..15]
EXP_A_TXN[0..15]
EXP_A_RXP[0..15]
EXP_A_RXN[0..15]
R59
0/12
VCC1_5PCIEX
R60
24.9/6/1
GRCOMP
EXP_A_TXP[0..15] (17)
EXP_A_TXN[0..15] (17)
EXP_A_RXP[0..15] (17)
EXP_A_RXN[0..15] (17)
VCC1_5PCIEX
BC19
10U/8/Y/6.3V
MARGIN TEST
1
VCC1_5PCIEX (13)
INTEL945G/A2/LEAD _FREE/[10HB1-033000-22R]
A A
Title
Size Document Number Rev
Custom
5
4
3
Date: Sheet
2
Intel Confidentail
GMCH-PCI E & DMI
8I945GMBX
10 42Friday, July 01, 2005
1.01
of
1
5
4
3
2
1
REFSET
R478 0/6/X
-RGB
R61 0/6/X
DOTCLK
R63 0/6/X
-DOTCLK
U2H
D D
C C
B B
BSEL0(6)
BSEL1(6)
BSEL2(6)
DDR25V_MCH
SDVO_CLDATA(17)
SDVO_CLCLK(17)
25 mils
spacing to
other signals
EXP_SLR
EXP_EN
VCC1_5
R74 8.2K/6 C29
R1632 220/6
R1633 220/6
F21
BSEL0
H21
BSEL1
L20
BSEL2
K18
ALLZTEST
H20
XORTEST
L18
RSV_TP(5)
K21
EXP_SLR
L21
RSV_TP(4)
F20
EXP_EN
N21
RSV_TP(6)
M17
RSVD
L17
RSVD
M11
RSVD
-EXTTS
J20
EXTTS*
F15
SDVO_CTRLDATA
E15
SDVO_CTRLCLK
INTEL945G/A2/LEAD _FREE/[10HB1-033000-22R]
DDR25V_MCH
R78
R77
4.7K/6/X
4.7K/6/X
EXP_SLR VGADDCDATA
EXP_EN
R83 1K/6/X
R84 0/6/SHT/X
HSYNC
VSYNC
RED
GREEN
BLUE
RED*
GREEN*
BLUE*
DREFCLKP
DREFCLKN
IREF
PWROK
RSTIN#
RSVD
ICH_SYNC#
DDC_DATA
DDC_CLK
D17
C17
F17
K17
H18
G17
J17
J18
DOTCLK
J15
-DOTCLK
H15
REFSET
A20
AJ9
AJ12
V30
M18
DDCDATA
N18
DDCCLK
N20
C30
22P/4/N/50V/X
EXP_EN_HDR (17)
-RGB
PWROK1
-PFMRST1
10P/4/N/50V/X
-PFMRST1
GHSYNC
GVSYNC
FB8 80/6/2.5A
FB9 80/6/2.5A
FB10 80/6/2.5A
R69 0/6
可以不上,公板無
DOTCLK (21)
-DOTCLK (21)
R73
255/6/1
C27
-ICHSYNC
-PFMRST1 (34,35,37)
.
C1287
10P/4/N/50V
PWROK1 (19,37,40)
For 915G R132=255/6/1
可以不上,公板無
CLOSE TO N/B
C1288
10P/4/N/50V
10P/4/N/50V
-ICHSYNC (19)
R81
8.2K/6
DDCDATA
DDCCLK
R67 0/6/X
.
R
G
B
C1289
DDR25V_DAC
R82
8.2K/6
DDR25V_DAC (13)
DDR25V_DAC (13)
VCC1_5
R70
75/6
R71
75/6
HSYNC
VSYNC
R72
75/6
C32
3.3P/4/N/50V/X
VCC3
R
G
B
FOR GRANDTSDALE-P
U3
BAV99/S
132
C31
3.3P/4/N/50V/X
Q3
2N7002/S
GS
2
D
3
1
SOT23
VCC3
R62 0/6/X
R64 0/6/X
R68 0/6/X
Q4
2N7002/S
GS
2
1
SOT23
U4
BAV99/S
132
R75 33/6
R76 33/6
VCC
R79
2.2K/6
D
3
DDR25V_DAC (13)
DDR25V_DAC (13)
DDR25V_DAC (13)
U5
BAV99/S
132
C28
0.1U/6/Y/25V
R80
2.2K/6
R65
8.2K/6/X
C21
3.3P/4/N/50V/X
0.1U/6/Y/25V
U6-1
3
74LVC32/S/[10TC1-117432-01_10TC1-117432-02_10TC1-117432-03]
U6-2
6
74LVC32/S/[10TC1-117432-01_10TC1-117432-02_10TC1-117432-03]
U6-3
8
74LVC32/S/[10TC1-117432-01_10TC1-117432-02_10TC1-117432-03]
U6-4
11
74LVC32/S/[10TC1-117432-01_10TC1-117432-02_10TC1-117432-03]
VGADDCCLK
GHSYNC
GVSYNC
R66
8.2K/6/X
C22
3.3P/4/N/50V/X
DDR25V_DAC (13)
VCC3
14
1
2
7
14
4
5
7
14
9
10
7
14
12
13
7
FB1 0/6
FB2 0/6
FB3 0/6
C23
3.3P/4/N/50V/X
GHSYNC
GVSYNC
VGA_R
VGA_G
VGA_B
C24
3.3P/4/N/50V/X
GAMEVCC
C25
3.3P/4/N/50V/X
BC20
0.1U/6/Y/25V/X
VGA_R
VGA_G
VGA_B
C26
3.3P/4/N/50V/X
VGA_COMA
VG1VG2
V6
V1
1
V7
V2
V8
V3
V9
V4
V10
V5
V11
V12
V13
V14
V15
VGADDCDATA
HSYNC
VSYNC
VGADDCCLK
VGA/BLUE/S
A A
NB_FAN
POH/1*2/WHITE/X
5
+12V
BC21
0.1U/6/Y/25V/X
4
NB HEAT SINK FAN
Title
Size Document Number Rev
Custom
3
2
Date: Sheet
GMCH-INTERNAL VGA
8I945GMBX
1
11 42Friday, July 01, 2005
1.01
of
Intel Confidential
5
U2C
A4
VSS
A16
VSS
A22
VSS
A26
VSS
A31
VSS
A35
VSS
B4
VSS
B6
VSS
B9
VSS
B11
VSS
B13
D D
C C
B B
A A
5
VSS
B21
VSS
B22
VSS
B28
VSS
B33
VSS
B38
VSS
C3
VSS
C5
VSS
C7
VSS
C12
VSS
C14
VSS
C22
VSS
C40
VSS
D2
VSS
D5
VSS
D10
VSS
D16
VSS
D20
VSS
D21
VSS
E3
VSS
E4
VSS
E7
VSS
E9
VSS
E12
VSS
E13
VSS
E17
VSS
E18
VSS
E20
VSS
E21
VSS
E32
VSS
F2
VSS
F6
VSS
F13
VSS
F18
VSS
F26
VSS
F34
VSS
F42
VSS
G3
VSS
G5
VSS
G7
VSS
G9
VSS
G10
VSS
G13
VSS
G15
VSS
G18
VSS
G20
VSS
G21
VSS
G24
VSS
G27
VSS
G29
VSS
G31
VSS
G32
VSS
G35
VSS
G38
VSS
H12
VSS
H17
VSS
H26
VSS
H27
VSS
H32
VSS
J2
VSS
J5
VSS
J7
VSS
J10
VSS
J12
VSS
J21
VSS
J24
VSS
J29
VSS
J38
VSS
J43
VSS
K3
VSS
K5
VSS
K6
VSS
K7
VSS
K10
VSS
K12
VSS
K13
VSS
K15
VSS
K20
VSS
K27
VSS
K32
VSS
K34
VSS
K37
VSS
K39
VSS
L2
VSS
L12
VSS
L13
VSS
L24
VSS
L26
VSS
L29
VSS
L31
VSS
L42
VSS
M3
VSS
M5
VSS
M8
VSS
M9
VSS
M10
VSS
M13
VSS
M20
VSS
M21
VSS
M35
VSS
M37
VSS
INTEL945G/A2/LEAD _FREE/[10HB1-033000-22R]
4
N2
VSS
N6
VSS
N8
VSS
N13
VSS
N15
VSS
N24
VSS
N26
VSS
N27
VSS
N29
VSS
N31
VSS
N33
VSS
N36
VSS
N39
VSS
N43
VSS
P3
VSS
P14
VSS
P15
VSS
P24
VSS
P26
VSS
P27
VSS
P29
VSS
P30
VSS
R6
VSS
R9
VSS
R12
VSS
R14
VSS
R30
VSS
R31
VSS
R34
VSS
R37
VSS
R39
VSS
T2
VSS
T42
VSS
U3
VSS
U5
VSS
U9
VSS
U12
VSS
U14
VSS
U31
VSS
U33
VSS
U36
VSS
U38
VSS
V2
VSS
V8
VSS
V11
VSS
V12
VSS
V14
VSS
V34
VSS
V36
VSS
V37
VSS
V38
VSS
V39
VSS
V43
VSS
W3
VSS
Y2
VSS
Y5
VSS
Y6
VSS
Y9
VSS
Y12
VSS
Y14
VSS
Y31
VSS
Y35
VSS
Y37
VSS
Y39
VSS
Y42
VSS
AA3
VSS
AA8
VSS
AA11
VSS
AA12
VSS
AA14
VSS
AA21
VSS
AA23
VSS
AA31
VSS
AA33
VSS
AA36
VSS
AB2
VSS
AB43
VSS
AC2
VSS
AC3
VSS
AC7
VSS
AC10
VSS
AC14
VSS
AC21
VSS
AC23
VSS
AC31
VSS
AC36
VSS
AC37
VSS
AC38
VSS
AC39
VSS
4
3
U2E
AD7
VSS
AD9
VSS
AD11
VSS
AD13
VSS
AD33
VSS
AD35
VSS
AD37
VSS
AD42
VSS
AF1
VSS
AF2
VSS
AF3
VSS
AF5
VSS
AF33
VSS
AF36
VSS
AF38
VSS
AF43
VSS
AG30
VSS
AG31
VSS
AG33
VSS
AG36
VSS
AG37
VSS
AG38
VSS
AG39
VSS
AH42
VSS
AJ7
VSS
AJ10
VSS
AJ30
VSS
AJ31
VSS
AJ33
VSS
AJ35
VSS
AJ37
VSS
AK24
VSS
AK26
VSS
AK29
VSS
AK30
VSS
AL1
VSS
AL2
VSS
AL3
VSS
AL7
VSS
AL10
VSS
AL12
VSS
AL13
VSS
AL15
VSS
AL18
VSS
AL21
VSS
AL23
VSS
AL24
VSS
AL27
VSS
AL32
VSS
AL33
VSS
AL37
VSS
AL43
VSS
AM5
VSS
AM7
VSS
AM9
VSS
AM33
VSS
AM36
VSS
AM37
VSS
AM39
VSS
AN2
VSS
AN4
VSS
AN13
VSS
AN15
VSS
AN17
VSS
AN18
VSS
AN20
VSS
AN21
VSS
AN23
VSS
AN24
VSS
AN26
VSS
AN27
VSS
AN31
VSS
AN42
VSS
AP5
VSS
AP7
VSS
AP10
VSS
AP12
VSS
AP29
VSS
AP34
VSS
AP38
VSS
AR1
VSS
AR6
VSS
AR15
VSS
AR20
VSS
AR24
VSS
AR32
VSS
AR37
VSS
AR39
VSS
AR43
VSS
AT12
VSS
AT17
VSS
AT18
VSS
AT21
VSS
AT23
VSS
AT26
VSS
AT27
VSS
AT31
VSS
AU6
VSS
AU9
VSS
AU12
VSS
AU13
VSS
AU15
VSS
AU17
VSS
AU20
VSS
AD18
VSS
AD20
VSS
AD22
VSS
AD24
VSS
AD27
VSS
AD29
VSS
AE19
VSS
AE21
VSS
AE23
VSS
AE25
VSS
AF18
VSS
AF20
VSS
AF22
VSS
AF24
VSS
AY1
VSS
BC4
VSS
INTEL945G/A2/LEAD _FREE/[10HB1-033000-22R]
3
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
RSVD
2
AU21
VSS
AU24
VSS
AU26
VSS
AU29
VSS
AU32
VSS
AU34
VSS
AV2
VSS
AV10
VSS
AV17
VSS
AV37
VSS
AW10
VSS
BA4
VSS
BA42
VSS
BB3
VSS
BB6
VSS
BB11
VSS
BB14
VSS
BB19
VSS
BB34
VSS
BB39
VSS
BB41
VSS
BC9
VSS
A40
VSS
D1
VSS
D43
VSS
R26
VSS
R29
VSS
U29
VSS
V24
VSS
V26
VSS
V29
VSS
W21
VSS
W23
VSS
W25
VSS
Y20
VSS
Y22
VSS
Y24
VSS
Y26
VSS
Y29
VSS
AA25
VSS
AA27
VSS
AA29
VSS
AC19
VSS
AC25
VSS
AC29
VSS
A42
NC
B2
NC
B3
NC
B41
NC
B42
NC
B43
NC
C2
NC
C42
NC
E35
NC
AV26
NC
AV27
NC
AW2
NC
AW26
NC
BA2
NC
BB1
NC
BB2
NC
BB43
NC
BC1
NC
BC2
NC
BC42
NC
BC43
NC
AK21
AJ23
AJ26
AL29
AL20
AJ21
AL26
AK27
AD30
AC34
Y30
Y33
AF31
AD31
U30
V31
AA30
AC30
A43
AG25
AG26
AG27
AJ24
AJ27
AK40
AW17
AW18
AY14
BC16
AJ29
AG29
Title
Size Document Number Rev
Custom
2
Date: Sheet
1
Intel Confidentail
GMCH-GND
8I945GMBX
12 42Friday, July 01, 2005
1
1.01
of
5
1.425~1.575V
VCC1_5
D D
C C
B B
A A
U2D
N17
VCC
P17
VCC
P18
VCC
P20
VCC
P21
VCC
AA22
VCC
AB21
VCC
AB22
VCC
AB23
VCC
AC22
VCC
AD14
VCC
AF6
VCC
AF7
VCC
AF8
VCC
AF9
VCC
AF10
VCC
AF11
VCC
AF12
VCC
AF13
VCC
AF14
VCC
AF30
VCC
AG2
VCC
AG3
VCC
AG4
VCC
AG5
VCC
AG6
VCC
AG7
VCC
AG8
VCC
AG9
VCC
AG10
VCC
AG11
VCC
AG12
VCC
AG13
VCC
AG14
VCC
AH1
VCC
AH2
VCC
AH4
VCC
AJ5
VCC
AJ13
VCC
AJ14
VCC
AK2
VCC
AK3
VCC
AK4
VCC
AK14
VCC
AK15
VCC
AK20
VCC
R15
VCC
R17
VCC
R18
VCC
R20
VCC
R21
VCC
R23
VCC
R24
VCC
U15
VCC
U17
VCC
U18
VCC
U19
VCC
U20
VCC
U21
VCC
U22
VCC
U23
VCC
U24
VCC
U25
VCC
U26
VCC
V15
VCC
V17
VCC
V18
VCC
V19
VCC
V20
VCC
V21
VCC
V22
VCC
V23
VCC
V25
VCC
V27
VCC
W17
VCC
W18
VCC
W19
VCC
W20
VCC
W22
VCC
W24
VCC
W26
VCC
W27
VCC
Y15
VCC
Y17
VCC
Y18
VCC
Y19
VCC
Y21
VCC
Y23
VCC
Y25
VCC
Y27
VCC
AA15
VCC
AA17
VCC
AA18
VCC
AA19
VCC
AA20
VCC
AA24
VCC
AA26
VCC
AB17
VCC
AB18
VCC
AB19
VCC
AB20
VCC
AB24
VCC
AB25
VCC
AB26
VCC
AB27
VCC
AC15
VCC
AC17
VCC
AC18
VCC
AC20
VCC
AC24
VCC
AC26
VCC
AC27
VCC
AD15
VCC
AD17
VCC
AD19
VCC
AD21
VCC
AD23
VCC
AD25
VCC
AD26
VCC
AE17
VCC
AE18
VCC
AE20
VCC
AE22
VCC
AE24
VCC
AE26
VCC
AE27
VCC
AF15
VCC
AF17
VCC
AF19
VCC
AF21
VCC
AF23
VCC
AF25
VCC
AF26
VCC
AF27
VCC
AF29
VCC
INTEL945G/A2/LEAD _FREE/[10HB1-033000-22R]
5
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCSM
VCCA_DPLLB
VCCA_MPLL
VCCA_HPLL
VCCA_DPLLA
VCCA_DAC
VCCA_DAC
VCC2
VCCA_EXPPLL
VSSA_DAC
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
VCC_EXP
BB16
AW15
BB42
BC13
BC18
BC22
BC26
BB20
AW24
BC35
BC31
BB38
BB33
BB28
BB24
AW29
AW31
AW34
AY41
AV42
AV23
AV18
BC40
AW35
AY43
AW20
AV21
AV31
AW13
AW21
C23
VTT
G23
VTT
P23
VTT
E23
VTT
D23
VTT
D24
VTT
D25
VTT
B25
VTT
B24
VTT
B23
VTT
B26
VTT
H23
VTT
J23
VTT
K23
VTT
L23
VTT
M23
VTT
E24
VTT
N23
VTT
A24
VTT
F27
VTT
F23
VTT
E27
VTT
E26
VTT
C25
VTT
C26
VTT
B19
B20
C21
C19
B18
C18
D19
B17
A18
AA13
AD12
AC5
AA5
U13
V5
V13
AE2
R13
N12
N10
R5
N7
N11
AE3
N9
AD10
AD1
AC6
AD8
AD2
AD4
AD5
AD6
Y13
N5
U8
AC13
AE4
U7
R10
R11
U6
V6
V7
V9
V10
AG15
VCC
AG17
VCC
AG18
VCC
AG19
VCC
AG20
VCC
AG21
VCC
AG22
VCC
AG23
VCC
AG24
VCC
AJ15
VCC
AJ17
VCC
AJ18
VCC
AJ20
VCC
4
1.7~1.9V
DDR18V
1.14~1.26V
VTT_GMCH
VCCA_DPLLB
VCCA_MPLL
VCCA_HPLL
VCCA_DPLLA
DDR25V_DAC
DDR25V_MCH
VCCA_GPLL
VCC1_5PCIEX (10)
1.425~1.575V
VCC1_5
4
DDR25V_MCH
3
VCCA_EXPPLL=VCCA_GPLL=45mA(1.425V~1.575V)
VCC1_5
L4 0/8
VCCA_HPLL>50mA
VCC1_5
L5 0/8
VCCA_DPLLA=65mA(1.425V~1.575V)
VCC1_5
L6 0/8
VCCA_DPLLB=65mA(1.425V~1.575V)
VCC1_5
VCC1_5
L7 0/8
VCCA_MPLL>50mA(1.425V~1.575V)
L8 0/8
VCCA_GPLL
C40
1U/6/Y/10V
公板為
200mA(1.425V~1.575V)
VCCA_HPLL
C41
0.1U/6/Y/25V
VCCA_DPLLA
C42
0.1U/6/Y/25V
VCCA_DPLLB
C48
0.1U/6/Y/25V
VCCA_MPLL
C49
1U/6/Y/10V
2.375~2.625V
VCCA_DAC=DDR25V_DAC=70mA(2.375~2.625V)
DDR25V_MCH
FB4 0/8
945 Design Guide rev1.5 spec.
VCCA_EXPPLL=VCCA_GPLL=45mA(1.425V~1.575V)
VCCA_HPLL>50mA
VCCA_DPLLA=65mA(1.425V~1.575V)
VCCA_DPLLB=65mA(1.425V~1.575V)
VCCA_MPLL>50mA(1.425V~1.575V)
VCCA_DAC=DDR25V_DAC=70mA(2.375~2.625V)
DDR25V_DAC
C50
1U/6/Y/10V
公板為
200mA(1.425V~1.575V)
3
C51
4.7U/8/Y/10V/X
VTT_GMCH
DDR25V_DAC (11)
2
SC2
0.1U/6/Y/25V/X
BC25
1U/6/Y/10V
BC31
0.1U/6/Y/25V
C43
1U/6/Y/10V
VCC1_5
2
C35
0.1U/6/Y/25V
SC3
0.1U/6/Y/25V/X
BC26
1U/6/Y/10V
BC32
0.1U/6/Y/25V
C47
1N/4/X/50V/X
C37
0.1U/6/Y/25V
C38
0.1U/6/Y/25V
VCC1_5
DDR18V DDR18V
DDR18V
VCC3
VTT_GMCH
C34
0.1U/6/Y/25V
SC4
0.1U/6/Y/25V/X
VCC3
U7
1
IN
2
GND
3 4
EN BYP
MIC5205/2.5V/[10GL4-15B252-11_10GL4-15B252-10_10GL4-029167-21]
Q7
BAT54C/S
SC5
0.1U/6/Y/25V/X
BC28
1U/6/Y/10V
D10
1N4148/S/X
5
OUT
TO-223
DDR25V_MCH
Title
Size Document Number Rev
Custom
Date: Sheet
C39
0.1U/6/Y/25V
VCC1_5
VCC1_5PCIEX
DDR25V_MCH
DDR25V_MCH
C44
1U/6/Y/10V
C46
0.01U/6/X/50V
Intel Confidential
1
+
EC6
1000U/D/6.3V/8C
BC29
1U/6/Y/10V
+
1U/6/Y/10V/X
1
放
CPU
SIDE
C36
0.1U/6/Y/25V
1
EC38
1000U/D/6.3V/8C/X
C45
GMCH-PWR
8I945GMBX
1
1.01
of
13 42Friday, July 01, 2005
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