GIGABYTE 945GCM-S2C Schematics

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Digitally signed by dd DN: cn=dd, o=dd, ou=dd, email=dddd@yahoo. com, c=US Date: 2010.01.19 19:09:05 +07'00'
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Model Name: 945GCM-S2C
SHEET TITLE
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D D
02
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C C
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BLOCK DIAGRAM
BOM & PCB MODIFY HISTORY
P4_LGA775_D,E,F,G
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
DDRII CHANNEL B 2
Revision 1.02
SHEET TITLE
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33
REAR AUDIO JACK
DISCRETE POWER
VCORE PWM_ISL6312
ATX, OTHERS POWER
REALTEK RTL8111C/8101E/8102E
16
17
B B
18
19
20
21
22
A A
23
24
25
26
27
DDRII TERMINATION
PCI EXPRESS*16 SLOT
ICH7 PCI, USB, DMI, LAN
ICH7 IDE, GPIO, SATA, CTRL
ICH7 VCC, GND
GB/CK505-OC CLOCK.
PCI SLOT 1,2,PCIEX1
IDE/FLOPPY
ITE 8718 GBIX
COM_LPT
BIOS,CI,HWM,KB/MS
AZALIA ALC662
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Title
Size Document Number Rev Custom
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2
Date: Sheet
Gigabyte Technology
Cover Sheet
945GCM-S2C
1 33Tuesday, October 02, 2007
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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
C C
GMCH LAKEPORT(945GC)
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 1
1.8VSTR = 1.8V(MEMORY,SUSPEND POWER) VTT_DDR = 0.9V
PAGE 14,15
CHANNEL B DDRII DIMM X 1
1.8VSTR = 1.8V(MEMORY,SUSPEND POWER) VTT_DDR = 0.9V
PAGE 16,17
PCI EXPRESS X1
IDE Primary
VCC = 5V
SERIAL ATA
VCC = 5V
PAGE 28
PAGE 21
USB PORTS 0~7
VCC = 5V 5VSB = 5V 5VUSB = 5V
ICH7
VCC25 = 2.5V(I/O,MEMORY/I,VLINK/I) 3VDUAL = 3.3V(SUSPEND POWER) VCC3 = 3.3V RTCVDD = 3.3V
B B
PCI BUS
FWH/HWMO
PCI SLOT 1,2
+12 = 12V
-12 = -12V VCC = 5V VCC3 = 3V 3VDUAL = 3V
REALTEK
AZALIA ALC662
+12V = 12V
VCC = 5V 5VSB = 5V AVDD = 5V
A A
AUDIO PORTS :
FRONT AUDIO
CD_IN
LIN_ OUT
MIC
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LINE_IN
PAGE 34,35
4
RTL8111C/8101E/8102E
FRONT PANEL /CPU FAN
VCC = 5V 5VSB = 5V +12 = 12V PVCC = 5V
3
LPC BUS
VCC = 5V VCC3 = 3V
LPC I/O ITE8718GB
VCC = 5VVCC3 = 3.3V
VBAT = 3V
I/O PORTS :
COMA
LPT
2
PS2
FDD
PAGE 27
PAGE 39
PAGE 29,40
Title
Size Document Number Rev Custom
Date: Sheet
Gigabyte Technology
BOM & PCB MODIFY HISTORY
945GCM-S2C
1
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Model Name:945GCM-S2C
Circuit or PCB layout change for next version
Version: 1.02
DATE Change Item Reason
D D
Component value change history
Data Change Item Reason
2007/06/20 COMA+LPT PORT
2007/07/23 LAN RTL8111C/8101E/8102E CO-LAYOUT
2007/07/25 FIX PWR AcBel(ATX-400C-A2ADB)RN150 VCC3 LOADING
FIX POWER ISSUE/LAN RTL8101E2007/08/16
R1.02:VIN 470UX3(FP)+RTL8111C OC GPIO65 PBOM:9M945CM2C-00-10B
2007/09/28 PBOM:9M945CM2C-00-10CFIX POWER SEQUENCE ISSUE
C C
2007/09/28
B B
A A
Title
Size Document Number Rev Custom
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Date: Sheet
Gigabyte Technology
BOM & PCB MODIFY HISTORY
945GCM-S2C
1
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VCORE
BC5
D D
10u/12/X7R/6.3V/K
VCORE
BC6 10u/12/X7R/6.3V/K
BC7 10u/12/X7R/6.3V/K
BC8 10u/12/X7R/6.3V/K
4
3
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R422
VTT_OR
VTT_OR
49.9/6/1
R1 124/6/1
R424 100/6/1
R2 249/6/1C11u/6/Y5V/10V/Z
C262
1u/6/Y5V/10V/Z
1
GTLREF1
GTLREF0
D-STEPPING(960 CPU)
BC1 10u/12/X7R/6.3V/K
BC2 10u/12/X7R/6.3V/K
BC3 10u/12/X7R/6.3V/K
BC4 10u/12/X7R/6.3V/K
VTT_OR
VTT_OL
VTT_OR
R3 62/6
R4 62/6
R5 62/6
-IERR
-BR0
-CPURST
footprint:LGA775-3A9
C C
B B
A A
HA[3..16][8]
HA[17..31][8]
HA[3..16]
HA[17..31]
HA3 HA4 HA5 HA6 HA7 HA8 HA9 HA10 HA11 HA12 HA13 HA14 HA15 HA16
TP_CPU18 TP_CPU19
-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
LGA775A
L5
A<3>*
P6
A<4>*
M5
A<5>*
L4
A<6>*
M4
A<7>*
R4
A<8>*
T5
A<9>*
U6
A<10>*
T4
A<11>*
U5
A<12>*
U4
A<13>*
V5
A<14>*
V4
A<15>*
W5
A<16>*
N4
RSVD_3
P5
RSVD_4
K4
REQ<0>*
J5
REQ<1>*
M6
REQ<2>*
K6
REQ<3>*
J6
REQ<4>*
R6
ADSTB<0>*
AB6
A<17>*
W6
A<18>*
Y6
A<19>*
Y4
A<20>*
AA4
A<21>*
AD6
A<22>*
AA5
A<23>*
AB5
A<24>*
AC5
A<25>*
AB4
A<26>*
AF5
A<27>*
AF4
A<28>*
AG6
A<29>*
AG4
A<30>*
AG5
A<31>*
AH4
A<32>*
AH5
A<33>*
AJ5
A<34>*
AJ6
A<35>*
AC4
RSVD_1
AE4
RSVD_2
AD5
ADSTB<1>*
CPU-SK/775/S/GF
LGA775
(1/8)
GTLREF_SEL
ADS* BNR*
HIT*
RSP*
BPRI*
DBSY*
DRDY*
HITM* IERR*
INIT* LOCK* TRDY*
BINIT*
DEFER*
MCERR*
AP<0>* AP<1>*
BR<0>* TESTHI_8 TESTHI_9
TESTHI_10
DP<0>*
DP<1>*
DP<2>*
DP<3>*
GTLREF0 GTLREF1 GTLREF2
RESET*
RS<0>*
RS<1>*
RS<2>*
D2 C2 D4 H4 G8 B2 C1 E4 AB2 P3 C3 E3 AD3 G7
AB3
U2 U3
F3 G3 G4 H5
J16 H15 H16 J17
H1 H2 E24 H29
G23
B3 F5 A3
-HADS
-BNR
-HIT
TP_CPU16
-BPRI
-DBSY
-DRDY
-HITM
-IERR
-HINIT
-HLOCK
-HTRDY
TP_CPU17
-DEFER
TP_CPU1 TP_CPU2
-BR0 TESTHI8 TESTHI9 TESTHI10
TP_CPU3 TP_CPU4 TP_CPU5 TP_CPU6
GTLREF0 GTLREF1 MCH_GTLREF
-CPURST
-RS0
-RS1
-RS2
-HADS [8]
-BNR [8]
-HIT [8]
-BPRI [8]
-DBSY [8]
-DRDY [8]
-HITM [8]
-HLOCK [8]
-HTRDY [8]
-DEFER [8]
-BR0 [8]
MCH_GTLREF [8]
-RS0 [8]
-RS1 [8]
-RS2 [8]
C2 33P/4/NPO/50V/J
GTLREF_UV0[24]
GTLREF_UV1[24]
C4 22p/4/NPO/50V/J
-HINIT [19]
VCC3
R2877 1K/4/1
VCC3
R2882 1K/4/1
-CPURST [8]
+12V
R2876 1K/4/1
Q322 MMBT2222A/SOT23/600mA/40
SOT23
132
+12V
R2881 1K/4/1
Q324 MMBT2222A/SOT23/600mA/40
SOT23
132
R2873
3
D
G S
2
3
D
G S
2
1.3K/4/1
1
R2878 576/6/1
1
VTT_OL
R2874 0/6/X
Q321 2N7002/SOT23/25pF/5
Q323 2N7002/SOT23/25pF/5
RN1 62/8P4R/6
7 8 5 6 3 4 1 2
GTLREF0
GTLREF1
TESTHI9 TESTHI8 TESTHI10
GTLREF2 [6]
GTLREF3 [6]
Title
Size Document Number Rev B
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Date: Sheet of
Gigabyte Technology
P4_LGA775-A
945GCM-S2C
4 33Tuesday, October 02, 2007
1.02
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RN2 470/8P4R/6
7 8 5 6 3 4 1 2
RN5 62/8P4R/6
7 8 5 6 3 4
RN6
1 2 7 8 5 6 3 4 1 2
R35 62/6
R27 470/6
R36 62/6 R37 62/6
R39 8.2K/4 R40 8.2K/4 R41 8.2K/4
FSB
FSBSEL1
1u/6/Y5V/10V/Z
FSBSEL0[21] FSBSEL1[21]
VTT_GMCH
VTT_OR
C14
FSBSEL0
FSBSEL2 BSEL2
CPU
NA
FSBSEL3
HD[0..15][8]
D D
HD[16..31][8]
C C
HD[16..31]
HD[0..15]
HD0
B4
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
D<0>*
C5
D<1>*
A4
D<2>*
C6
D<3>*
A5
D<4>*
B6
D<5>*
B7
D<6>*
A7
D<7>*
A10
D<8>*
A11
D<9>*
B10
D<10>*
C11
D<11>*
D8
D<12>*
B12
D<13>*
C12
D<14>*
D11
D<15>*
A8
DB1<0>*
C8
DSTBN<0>*
B9
DSTBP<0>
G9
D<16>*
F8
D<17>*
F9
D<18>*
E9
D<19>*
D7
D<20>*
E10
D<21>*
D10
D<22>*
F11
D<23>*
F12
D<24>*
D13
D<25>*
E13
D<26>*
G13
D<27>*
F14
D<28>*
G14
D<29>*
F15
D<30>*
G15
D<31>*
G11
DB1<1>*
G12
DSTBN<1>*
E12
DSTBP<1>
CPU-SK/775/S/GF
LGA775
(2/8)
LGA775B
D<32>* D<33>* D<34>* D<35>* D<36>* D<37>* D<38>* D<39>* D<40>* D<41>* D<42>* D<43>* D<44>* D<45>* D<46>* D<47>*
DBI<2>*
DSTBN<2>*
DSTBP<2>
D<48>* D<49>* D<50>* D<51>* D<52>* D<53>* D<54>* D<55>* D<56>* D<57>* D<58>* D<59>* D<60>* D<61>* D<62>* D<63>*
DBI<3>*
DSTBN<3>*
DSTBP<3>
G16 E15 E16 G18 G17 F17 F18 E18 E19 F20 E21 F21 G21 E22 D22 G22 D19 G20 G19 D20 D17 A14 C15 C14 B15 C18 B16 A17 B18 C21 B21 B19 A19 A22 B22 C20 A16 C17
HD32 HD33 HD34 HD35 HD36 HD37 HD38 HD39 HD40 HD41 HD42 HD43 HD44 HD45 HD46 HD47
-DBI2 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]
0
0
0
0
0
2
VR_RDY
TP_CPU9
VTT_GMCH
VR_RDY [30]
VTT_OR VTT_OL
3
LGA775D
TCK TDI
B B
-SYS_RST[19,21,33]
FSBSEL2
R1914 0/4/SHT/X
TDO TMS
-TRST
-BPM0
-BPM1
-BPM2
-BPM3
-BPM4
-BPM5
-SYS_RST
FSBSEL0 FSBSEL1 FSBSEL22
TP_CPU7 R1893 1K/4/1/X
TP_CPU8
FOR FIX FSB1333 CPU
A A
5
AE1
TCK
AD1
TDI
AF1
TDO
AC1
TMS
AG1
TRST*
AJ2
BPM<0>*
AJ1
BPM<1>*
AD2
BPM<2>*
AG2
BPM<3>*
AF2
BPM<4>*
AG3
BPM<5>*
AC2
DBR*
AK3
ITPCLK<0>
AJ3
ITPCLK<1>
G29
BSEL<0>
H30
BSEL<1>
G30
BSEL<2>
N5
SPARE0
C9
SPARE1
E7
SPARE2
AE6
SPARE4
D16
NC_DSS2
A20
NC_DSS3
E23
NC
CPU-SK/775/S/GF
LGA775
(4/8)
4
VTT_PWRGD
VTT_OUT_1 VTT_OUT_2
EXTBGREF
VTT_1 VTT_2 VTT_3 VTT_4 VTT_5 VTT_6 VTT_7 VTT_8
VTT_9 VTT_10 VTT_11 VTT_12 VTT_13 VTT_14 VTT_15 VTT_16 VTT_17 VTT_18 VTT_19 VTT_20 VTT_21 VTT_22 VTT_23 VTT_24
VTT_SEL
SFRANAD SFRANAC
DCLKPH ACLKPH
HFPLL
A29 B25 B29 B30 C29 A26 B27 C28 A25 A28 A27 C30 A30 C25 C26 C27 B26 D27 D28 D25 D26 B28 D29 D30 AM6 AA1 J1 F27 F23 D14 E6 E5 J3 D1
0 1
1
1
0
Title
Size Document Number Rev Custom
Date: Sheet
FSBSEL0 FSBSEL22 FSBSEL1
-BPM0
-BPM1
-BPM5
-BPM4
-BPM3
-BPM2 TDI TMS
62/8P4R/6
TDO
VR_RDY
-TRST TCK
BSEL0 BSEL1FSBSEL1
BSEL0 [11] BSEL1 [11] BSEL2 [11]FSBSEL2[21]
FSA
FSBSEL0
11
Clock
100MHz
133MHz
1
0
0
166MHz
200MHz
266MHz
Gigabyte Technology
P4_LGA775-B,D
945GCM-S2C
X
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Place outside of CPU socket
Note:
VCCA & VCOREPLL define doesn't same as
Clock
100MHz
133MHz
166MHz
200MHz
266MHz
old P4 design kit
VCCA
R16 0/6/SHT/X
VSSA
VCOREPLL
As close as possible to CPU socket
X
RATIO
2.66/3.33
2.00/2.5
Trace width doesn't less than 12 Mil
CPU_TEMP[24] THERMDC[24]
󰋀󰋀󰋀󰋀
-SMI
-SMI[19]
-A20M
-A20M[19]
-FERR
-FERR[19] INTR
INTR[19]
NMI
NMI[19]
-IGNNE
-IGNNE[19]
-STPCLK
-STPCLK[19] VCCA
VSSA
VID[0..7]
VID[0..7][24,30]
VRD_SEL[30]
-CPUCLK[21]
-SKTOCC[19]
C1897
1n/4/X7R/50V/K
VCOREPLL VCC_PLL VID0 VID1 VID2 VID3 VID4 VID5 VID6 VID7 VRD_SEL CPUCLK
CPUCLK[21]
-CPUCLK
TP_CPU12 TP_CPU13
VCORE
TP_CPU22
R1589 49.9/6/1
TP_CPU24
PECI
PECI[24]
TP_CPU26
LGA775C
P2
SMI*
K3
A20M*
R3
FERR*/PBE*
K1
LINT0
L1
LINT1
N2
IGNNE*
M3
STPCLK*
A23
VCCA
B23
VSSA
C23
VCCIOPLL
D23
VCC_PLL
AM2
VID<0>
AL5
VID<1>
AM3
VID<2>
AL6
VID<3>
AK4
VID<4>
AL4
VID<5>
AM5
VID<6>
AM7
VID<7>
AN7
VID_SELECT
F28
BCLK<0>
G28
BCLK<1>
AE8
SKTOCC*
AL1
THERMDA
AK1
THERMDC
AJ7
THERMDA_2
AH7
THERMDC_2
AN3
VCC_SENSE
AN4
VSS_SENSE
AN5
VCC_MB_REGULATION
AN6
VSS_MB_REGULATION
AL8
VCC_D_SENSE
AL7
VSS_D_SENSE
F29
VTT_PKGSENSE
F6
Z60_50*
G6
SLEW_CTRL*
G5
SST_LV*
AL3
MPG_NOBOOT*
CPU-SK/775/S/GF
LGA775
(3/8)
TESTHI_0 TESTHI_1 TESTHI_2 TESTHI_3 TESTHI_4 TESTHI_5 TESTHI_6
TESTHI_7 TESTHI_11 TESTHI_12 TESTHI_13
FORCEPH PWRGOOD PROCHOT*
THERMTRIP*
COMP<0> COMP<1> COMP<2> COMP<3> COMP<4> COMP<5> COMP<6> COMP<7> COMP<8>
RSVD_1 RSVD_2
PSMI* MSID<1> MSID<0>
CPU_BOOT
LL_ID<0> LL_ID<1>
RC1 RC2 RC4 RC5
F26 W3 F25 G25 G27 G26 G24 F24 P1 W2 L2 AK6 N1 AL2 M2 A13 T1 G2 R1 J2 T2 Y3 AE3 B13 G1 U1 A24 E29 F2 G10 AH2 V1 W1 Y1 V2 AA2
TESTHI0 TESTHI1 TESTHI2_7
TESTHI11 TESTHI12 TESTHI13
-FORCEPR CPUPWROK
-PROCHOT
-THRMTRIP COMP0 COMP1 COMP2 COMP3 COMP4 COMP5 COMP6 COMP7 COMP8 CPU_G1 TESTHI_M
R426 1K/4/1/X
TP_CPU21
GTLREF3 GTLREF2
MSID1
R427 62/6
MSID0
R428 62/6
TP_CPU23 TP_CPU25
1u/6/Y5V/10V/Z
-FORCEPR [33] CPUPWROK [19]
-PROCHOT [33]
-THRMTRIP [19]
GTLREF3 [4] GTLREF2 [4]
BC724
1u/6/Y5V/10V/Z
1u/6/Y5V/10V/Z
VCCA:120~220mA
VTT_GMCH
L1 10uH/8/155mA/0.5/S
D D
L2 10uH/8/155mA/0.5/S
C8 1u/6/Y5V/10V/Z
C9 1u/6/Y5V/10V/Z
VCOREPLL:100mA
CPU
C C
FSA0FSB
FSBSEL0
1
1
1
FSBSEL1
NA
FSBSEL3
0
0
1
1
00
1
0
0
0
0
945 Design Guide rev1.5 spec. VCCA=120~220mA

125mA
10LI2-12100A-13=INDUCTOR 10uH 300mA TAI-TECH 10LI2-12100A-02=INDUCTOR 10uH 155mA TAIYO 10LI2-12100A-01=INDUCTOR 10uH 120mA TDK
B B
FIX D-STEP 925 CPU 49.9/6/1
VTT_OL
1u/6/Y5V/10V/Z
VTT_OR
C1278
0.1u/4/Y5V/16V/Z
VTT_OR
VTT_GMCH
BC719
VTT_OL
VTT_OR
C13
R7 49.9/6/1 R8 49.9/6/1 R9 49.9/6/1 R11 49.9/6/1 R13 49.9/6/1 R14 49.9/6/1C5 R1890 24.9/6/1
R1547 49.9/6/1 R1548 49.9/6/1
R17 130/6/1
R18 62/6
R19 62/6
R20 62/6
R6 62/6
RN3
7 8 5 6 3 4 1 2
R1891 62/6
R21 62/6
RN4 470/8P4R/6
7 8 5 6 3 4 1 2
RN142 470/8P4R/6
7 8 5 6 3 4 1 2
R1892 1K/4/1
FSB333 CPU
62/8P4R/6
VID0 VID4 VID2 VID5
VID1 VID3 VID7 VID6
VRD_SEL
GTLREF3
C349 1u/6/Y5V/10V/Z
GTLREF2
C351 1u/6/Y5V/10V/Z
COMP5 COMP4 COMP2 COMP3 COMP0 COMP1 COMP8
COMP6 COMP7
-PROCHOT
TESTHI2_7
-THRMTRIP
-FERR
TESTHI0
TESTHI11 TESTHI13 TESTHI12 TESTHI1
TESTHI_M
CPU_G1
C1343
1n/4/X7R/50V/K
FB33 0/8/SHT/X
VCC1_5
C1334
1u/6/Y5V/10V/Z
A A
Title
Size Document Number Rev Custom
5
4
3
2
Date: Sheet
Gigabyte Technology
945GCM-S2C
VCC_PLL
C350
0.1u/4/Y5V/16V/Z
P4_LGA775-B
1
6 33Tuesday, October 02, 2007
1.02
of
5
www.kythuatvitinh.com
4
3
2
1
LGA775E
AA8
LGA775
VCC
AB8
VCC
AC23 AC24
D D
C C
B B
A A
AC25 AC26 AC27 AC28 AC29 AC30
AD23 AD24 AD25 AD26 AD27 AD28 AD29 AD30
AE11 AE12 AE14 AE15 AE18 AE19 AE21 AE22 AE23
AF11 AF12 AF14 AF15 AF18 AF19 AF21 AF22
AG11 AG12 AG14 AG15 AG18 AG19 AG21 AG22 AG25 AG26 AG27 AG28 AG29 AG30
AG8 AG9
VCC VCC VCC VCC VCC VCC VCC VCC
AC8
VCC VCC VCC VCC VCC VCC VCC VCC VCC
AD8
VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC
AE9
VCC VCC VCC VCC VCC VCC VCC VCC VCC
AF8
VCC
AF9
VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC
CPU-SK/775/S/GF
(5/8)
PWR 1/2
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
VCORE VCOREVCORE VCORE
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 AL9
AM11 AM12 AM14 AM15 AM18 AM19 AM21 AM22 AM25 AM26 AM29 AM30
AM8
AM9 AN11 AN12 AN14 AN15 AN18 AN19 AN21 AN22 AN25 AN26 AN29 AN30
AN8
AN9
K23 K24 K25 K26 K27 K28 K29 K30
M23
M24
M25
M26
M27
M28
M29
M30
J10 J11 J12 J13 J14 J15 J18 J19 J20 J21 J22 J23 J24 J25 J26 J27 J28 J29 J30
J8 J9
K8 L8
M8
LGA775F
LGA775
VCC VCC
(6/8)
VCC VCC
PWR 2/2
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 VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC
CPU-SK/775/S/GF
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
A12 A15 A18
A2
A21
A6
A9 AA23 AA24 AA25 AA26 AA27 AA28 AA29
AA3
AA30
AA6 AA7
AB1 AB23 AB24 AB25 AB26 AB27 AB28 AB29 AB30
AB7
AC3
AC6
AC7
AD4
AD7 AE10 AE13 AE16 AE17
AE2 AE20 AE24 AE25 AE26 AE27 AE28 AE29 AE30
AE5
AE7 AF10 AF13 AF16 AF17 AF20 AF23 AF24 AF25 AF26 AF27 AF28 AF29
AF3 AF30
AF6
AF7
CPU-SK/775/S/GF
LGA775G
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
LGA775
(7/8)
GND 1/2
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 AJ10 AJ13 AJ16 AJ17 AJ20 AJ23 AJ24 AJ27 AJ28 AJ29 AJ30 AJ4 AK10 AK13 AK16 AK17 AK2 AK20 AK23 AK24 AK27 AK28 AK29 AK30 AK5 AK7 AL10 AL13 AL16 AL17 AL20 AL23 AL24 AL27 AL28 AM1 AM10 AM13 AM16 AM17 AM20 AM23 AM24 AM27 AM28 AM4
AN1 AN10 AN13 AN16 AN17
AN2 AN20 AN23 AN24 AN27 AN28
B1 B11 B14 B17 B20 B24
B5
B8 C10 C13 C16 C19 C22 C24
C4
C7 D12 D15 D18 D21 D24
D3
D5
D6
D9 E11 E14 E17
E2 E20 E25 E26 E27 E28
E8
F10 F13 F16 F19 F22
F4
F7 H10 H11 H12 H13 H14 H17 H18 H19 H20 H21 H22 H23 H24
CPU-SK/775/S/GF
LGA775H
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
LGA775
(8/8)
GND 2/2
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 U7 V23 V24 V25 V26 V27 V28 V29 V3 V30 V6 V7 W4 W7 Y2 Y5 Y7
Title
Size Document Number Rev B
5
4
3
2
Date: Sheet of
Gigabyte Technology
P4_LGA775-E,F,G,H
945GCM-S2C
7 33Tuesday, October 02, 2007
1.02
1
5
www.kythuatvitinh.com
4
3
2
1
HA[3..31][4]
D D
C C
B B
HA[3..31]
-HADSTB0[4]
-HADSTB1[4]
MCHCLK[21]
-MCHCLK[21]
-DBSY[4]
-CPURST[4]
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]
-HTRDY[4]
-DEFER[4]
-HLOCK[4]
-BNR[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
U2A
J39
HA3*
K38
HA4*
J42
HA5*
K35
HA6*
J37
HA7*
M34
HA8*
N35
HA9*
R33
HA10*
N32
HA11*
N34
HA12*
M38
HA13*
N42
HA14*
N37
HA15*
N38
HA16*
R32
HA17*
R36
HA18*
U37
HA19*
R35
HA20*
R38
HA21*
V33
HA22*
U34
HA23*
U32
HA24*
V42
HA25*
U35
HA26*
Y36
HA27*
Y38
HA28*
AA37
HA29*
V32
HA30*
Y34
HA31*
AA35
RSVD
AA42
RSVD
AA38
RSVD
AA34
RSVD
E41
HREQ0*
D41
HREQ1*
K36
HREQ2*
G37
HREQ3*
E42
HREQ4*
M36
HADSTB0*
V35
HADSTB1*
M31
HCLKP
M29
HCLKN
A28
HRCOMP
B27
HSWING
K41
HDSTBP0*
L43
HDSTBN0*
K40
HDINV0*
F35
HDSTBP1*
G34
HDSTBN1*
A38
HDINV1*
J27
HDSTBP2*
M26
HDSTBN2*
E29
HDINV2*
E34
HDSTBP3*
B37
HDSTBN3*
B32
HDINV3*
W42
HADS*
W40
HTRDY*
V41
HDRDY*
P40
HDEFER*
W41
HHITM*
U41
HHIT*
U40
HLOCK*
AA41
HBREQ0*
U39
HBNR*
D42
HBPRI*
U42
HDBSY*
T40
HRS0*
Y43
HRS1*
T43
HRS2
C30
HCPURST*
CPU INTERFACE
R27
RSVD
U27
RSVD
M15
RSVD
L15
RSVD
945GC-A2/BGA1202/FSB1066/[10HB1-033000-81R]
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*
Pb-Free
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
HD[0..63]
MCH_GTLREF [4]
HD[0..63] [5]
VTT_GMCH
VTT_GMCH
VTT_GMCH
R42
124/6/1
BC21
0.01u/4/X7R/16V/K/X
R46 301/6/1
R47
84.5/6/1
R48
60.4/6/1
HSCOMP
R418
62/6 R43 210/6/1
R1544 62/6
C18
0.01u/4/X7R/16V/K
MCH_GTLREF
BC22 1u/6/Y5V/10V/Z
R49
16.9/6/1
HSWNG
HRCOMP
A A
COUPON1
COUPON2
5
4
COUPON1 COUPON
COUPON2 COUPON
21
21
3
VCORE
Title
Size Document Number Rev Custom
2
Date: Sheet
Gigabyte Technology
GMCH-HOST
945GCM-S2C
1
8 33Tuesday, October 02, 2007
1.02
of
5
www.kythuatvitinh.com
MODT_A[0..3]
MAAA0 MAAA1 MAAA2 MAAA3 MAAA4 MAAA5
D D
-SCASA[14,16]
-SRASA[14,16]
C C
B B
DCLKA0[14]
-DCLKA0[14] DCLKA1[14]
-DCLKA1[14] DCLKA2[14]
-DCLKA2[14]
NB_HEATSIN
A A
MAAA6 MAAA7 MAAA8 MAAA9 MAAA10 MAAA11 MAAA12 MAAA13
-SWEA
-SWEA[14,16]
-SCASA
-SRASA
SBAA0
SBAA0[14,16]
SBAA1
SBAA1[14,16]
SBAA2
SBAA2[14,16]
-CSA0
-CSA0[14,16]
-CSA1
-CSA1[14,16]
-CSA2
-CSA2[16]
-CSA3
-CSA3[16]
CKEA0
CKEA0[14,16]
CKEA1
CKEA1[14,16]
CKEA2
CKEA2[16]
CKEA3
CKEA3[16]
MODT_A0 MODT_A1 MODT_A2 MODT_A3
DCLKA0
-DCLKA0 DCLKA1
-DCLKA1 DCLKA2
-DCLKA2
DDRVREFA
1
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)
945GC-A2/BGA1202/FSB1066/[10HB1-033000-81R]
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
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 MDA29 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]
-SCASB[15,16]
-SRASB[15,16]
DCLKB0[15]
-DCLKB0[15] DCLKB1[15]
-DCLKB1[15] DCLKB2[15]
-DCLKB2[15]
-SCASB
-SRASB
SBAB0
SBAB0[15,16]
SBAB1
SBAB1[15,16]
SBAB2
SBAB2[15,16]
-CSB0
-CSB0[15,16]
-CSB1
-CSB1[15,16]
-CSB2
-CSB2[16]
-CSB3
-CSB3[16]
CKEB0
CKEB0[15,16]
CKEB1
CKEB1[15,16]
CKEB2
CKEB2[16]
CKEB3
CKEB3[16]
MODT_B0 MODT_B1 MODT_B2 MODT_B3
DCLKB0
-DCLKB0 DCLKB1
-DCLKB1 DCLKB2
-DCLKB2
DDRVREFB
SMRCOMPP SMRCOMPN
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
945GC-A2/BGA1202/FSB1066/[10HB1-033000-81R]
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]
R52
0/6/SHT/X
DDR18V
DDR18V
-DQSB[0..7][15]
MAAB[0..13][15,16]
DMB[0..7][15]
MDB[0..63][15]
DQSB[0..7][15]
MAAA[0..13][14,16]
DMA[0..7][14]
MDA[0..63][14]
DQSA[0..7][14]
-DQSA[0..7][14]
R50 1K/4/1
R51 1K/4/1
1u/6/Y5V/10V/Z
1u/6/Y5V/10V/Z
R55 80.6/6/1
BC27
0.1u/4/Y5V/16V/Z
R56 80.6/6/1
1
DDRVREFA
BC23
DDRVREFB
BC25
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]
NEW
NB_HEATSINK/[12SP2-04F004-81R_12SP2-04F004-82R_12SP2-04F004-83R_12SP2-04F004-84R]
2
NB_HS
5
4
3
2
Title
Size Document Number Rev Custom
Date: Sheet
Gigabyte Technology
GMCH-DDRII
945GCM-S2C
1
9 33Tuesday, October 02, 2007
1.02
of
5
www.kythuatvitinh.com
4
U2B
3
2
1
EXP_A_RXP0 EXP_A_RXN0
D D
C C
SRCCLK_MCH[21]
-SRCCLK_MCH[21]
B B
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
F12 D11 D12
J13 H13 E10 F10
H10
M6 M7
U11 U10
Y10 Y11
AC12 AC11
B14 B16
J9
F7
F9 C4 D3 G6
J6 K9 K8 F4
G4
K2 L1
R8 R7
P4
N3
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
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
EXP_A_TXP[0..15]
EXP_A_TXN[0..15]
EXP_A_RXP[0..15]
EXP_A_RXN[0..15]
R1549
0/1210/SHT/X
VCC1_5PCIEX
BC28
4.7u/8/Y5V/10V/Z
VCC1_5PCIEX
R59
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 [13]
945GC-A2/BGA1202/FSB1066/[10HB1-033000-81R]
A A
Title
Gigabyte Technology
GMCH-PCI E & DMI
Size Document Number Rev Custom
5
4
3
Date: Sheet of
2
945GCM-S2C
1.02
10 33Tuesday, October 02, 2007
1
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