MSI MS-6546 Schematics
8
7
6
5
4
3
2
1
D D
MS-6546
Title Page
Cover Sheet
C C
B B
Block Diagram
Processor Sockets
Clock Synthesizer
DRCG 9
MCH
SCK/CMD
RIMM 13,14
AGP 15
ICH2
FWH
IDE Connectors
USB Connectors
INTEL (R) 850 CHIPSET
Pentium(R) 4 PROCESSOR in 478-Pin SCHEMATICS
Title Page
1
2,3,4,5
6,7
8
10,11,12
12
16,17
18
19
20
PCI Connectors
VID 24
Audio
LPC/Flopy Connector
Hardware Monitor
Parallel Port/Serial Port
KeyBoard/Mouse Ports
PC-PC
Pull-up Resistors
Front Pannel
VRM 9.0
Voltage Regulator
Diagnostic LED
LAN
21,22,23
25,26
27CNR
28
29
30
31
32
33
34
35
36
37
41
A A
Pentium(R) 4 Mother Board
Title
Size Document Number Rev
Custom
8
7
6
5
4
3
Date: Sheet
2
COVER
MS-6546 1.0
139Friday, October 19, 2001
of
1
8
D D
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1
14.318MHz
3MREF_B
3MREF
14.318MHz
PCI_Slot_5
33MHz
PCI_Slot_4
33MHz
33MHz
PCI_Slot_3
33MHz
PCI_Slot_2
33MHz
PCI_Slot_1
33MHz
33MHz
33MHz
33MHz
33MHz
48MHz Pulled_up
48MHz
66MHz
66MHz
66MHz
66MHz
50/67MHz
50/67MHz
100MHz CPU_CK
100MHz ITP_CK
100MHz MCH_CK
100MHz Pulled_up
32.7kHz
CPU
ITP Port
CK00
3.3 volt
C C
3.3 volt
3.3 volt MEM CLK
14.318MHz
B B
(Half Host CLK)
Host Clock Pairs
SUSCLK
LAN_CLK
EE_CLK
ICH
AUD_BCLK SMBCLK
POC PLD
AGP CON
HCLKOUT0
RCLKOUT0
HCLKOUT1
RCLKOUT1
MCH
24.5MHz
SMBCLK
AUDIO
CODEC
DRCG1
DRCG2
400MHz
Output
DRCG_CTM*
DRCG_CTM1
LAN
AUD_BCLK
CNR CON
AUDIO
SMBCLK
RIMM0
SCL
SMBCLK
RIMM1
SCL
SIO
KBCLK
MCLK
FWH
GLUE
HECETA
Hardware Management
RIMM2
SCL
SCL
FNT/LSB
MS/KB
RIMM4
A A
Title
Clock Distribution
Size Document Number Rev
MS-6546 1.0
Custom
8
7
6
5
4
3
Date: Sheet
2
239Friday, October 19, 2001
of
1
8
D D
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1
Power
Supply
CONN
AGP 4X
AGP
CONN
VRM
AGP
CONN
C C
Heceta Hardware
Monitor
4X (266MHz) AGP
SM Bus
IDE CONN 1&2
USB Port 1:3
USB Port 4
FRNL Panel
B B
PS2 Mouse &
Keyboard
LPC Bus AC Link
SMC I/O
Parallel (1)
Serial (1)
Floppy Disk
Drive CONN
Socket 478VRM CK_SKS Clock
Scalable Bus
MCH: Memory
Controller HUB
HUB Interface
ICH2: I/O
Controller HUB
FWH: Firmware HUB
Tehama Chipset
Stuffing
Options
LAN
Scalable Bus/2
Sync Clock (2)
400MHz DIFF CLK
400MHz DIFF CLK
Direct RDRAM Channel A
Direct RDRAM Channel B
PCI (33MHz)
AC '97
Digital
Central
AC '97 Audio
Codec
Audio In
Line In
CD-ROM
Telephone In
MIC In
DRCG 1&2
RIMM SKTS 1:2
RIMM SKTS 3:4
PCI Slots 1:5
CNR Riser
(Shared slot)
AMP
Line Out
RJ45
A A
Title
Block Diagram
Size Document Number Rev
MS-6546 0A
Custom
8
7
6
5
4
3
Date: Sheet
2
339Saturday, September 22, 2001
of
1
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1
D D
C C
B B
PSU
VCC12
VCC3
5VSB
VCC
VCC12
INTERSIL 3-PHASE
CONVERTER
SC1547
& MOSFET
SC1547
& MOSFET
SC1547
& MOSFET
SC1547
& MOSFET
MOSFET
5VDUAL
VCORE
VCC1.8
VDDQ
2.5VSB_STR
VCC_S4
3VSB
LT1084EZ1084
1.8VSB
A A
Title
Reset/Power on Map
Size Document Number Rev
MS-6546 1.0
Custom
8
7
6
5
4
3
Date: Sheet
2
439Friday, October 19, 2001
of
1
8
D D
7
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1
AGP
+12V
(12V)
V_AGP_Vddq
(1.5V)
C C
Vcc
(5V)
Vcc3
(3.3V)
FWH
Vcc3
(3.3V)
SIO
B B
A A
Vcc3
(3.3V)
V_3P3_Stby
(3.3 Standby)
CK-SKS
Vcc3_CLK
(3.3V)
DRCG_1
FB_DRCG1_Vcc3
(3.3V)
DRCG_2
FB_DRCG1_Vcc3
(3.3V)
PS2 CONN
Vreg_PS2
(5V Switched)
PROCESSOR
Vccp
(1.8V MAX.)
MCH
V_1P8_core
(1.8V)
V_AGP_Vddq
(1.5V)
Vccp
(16.5V MAX.)
Audio 9708
Vcc3
(3.3V)
Vcc
(5V)
V_5P0_AUD_Analog
(5V Analog)
Audio 5880
Vcc
(5V)
RAMBUS CH1
V_1P8_CMOS_CH1
(1.8V)
V_2P5_CH1
(2.5V Switched)
V_3P3_Stby
(3.3V Stanby)
RAMBUS CH2
V_1P8_CMOS_CH2
(1.8V)
V_2P5_CH2
(2.5V Switched)
V_3P3_Stby
(3.3V Stanby)
RAMBUS TERM
V_1P8_Vterm_RIMM
(1.8V)
ICH2
Vcc3
(3.3V)
V_3P3_Stby
(3.3V Standby)
V_1P8_core
(1.8V)
V_1P8_Stby
(1.8V Standby)
V_3P0_BAT_Vreg
(3.3V Standby)
(Battery Switched)
V_5P0_Stby
(5V Standby)
Vccp
(1.65V MAX.)
USB CONN
Vreg_USB
(5V Switched)
PCI Slots
Vcc3
(3.3V)
+12V
(12V)
Vcc
(5V)
V_3P3_PCIVAUX
(3.3V Switched)
CNR CONN
V_3P3_Stby
(3.3VStandby)
+12V
(12V)
Vcc
(5V)
V_5P0_Stby
(5V Standby)
Title
Power Distribution
Size Document Number Rev
MS-6546 1.0
Custom
8
7
6
5
4
3
Date: Sheet
2
539Friday, October 19, 2001
of
1
8
D D
HDBI#[0..3]10
C C
B B
A A
HD#[0..63]10
8
7
HA#[3..31]10
HDBI#0
HDBI#1
HDBI#2
HDBI#3
FERR#16,33
STPCLK#16
HINIT#16,18
HDBSY#10
HDRDY#10
HTRDY#10
HADS#10
HLOCK#10
HBNR#10
HIT#10
HITM#10
HBPRI#10
HDEFER#10
TDI_CPU33
TDO_CPU38
TMS_CPU38
TRST#_CPU33
TCK_CPU38
VTIN228,29
VAGND28,29
THERMTRIP#24,33
SKTOCC#34
PROCHOT#17,28,33
IGNNE#16
SMI#16
A20M#16
SLP#16,29
CPU_PWRGD17,33
HCPURST#10,33
HD#63
HD#62
HD#61
HD#60
HD#59
HD#58
HD#57
HD#56
HD#55
HD#54
7
AF26
AB26
AE21
AF24
AF25
AB23
AB25
AA24
AA22
AA25
E21
G25
P26
V21
AC3
AA3
AB2
A22
AD2
AD3
Y21
Y24
Y23
W25
Y26
W26
V24
V6
B6
Y4
W5
H5
H2
J6
G1
G4
G2
F3
E3
D2
E2
C1
D5
F7
E6
D4
B3
C4
A2
C3
B2
B5
C6
A7
6
HA#31
HA#30
HA#29
U6A
AB1Y1W2V3U4T5W1R6V2T4U3P6U1T2R3P4P3R2T1N5N4N2M1N1M4M3L2M6L3K1L6K4K2
A35#
A34#
A33#
A32#
A31#
A30#
DBI0#
DBI1#
DBI2#
DBI3#
IERR#
MCERR#
FERR#
STPCLK#
BINIT#
INIT#
RSP#
DBSY#
DRDY#
TRDY#
ADS#
LOCK#
BNR#
HIT#
HITM#
BPRI#
DEFER#
TDI
A29#
HA#28
A28#
HA#27
A27#
HA#26
A26#
HA#25
A25#
HA#24
A24#
HA#23
A23#
HA#22
A22#
5
HA#21
A21#
HA#20
A20#
HA#19
A19#
HA#18
A18#
HA#17
TDO
TMS
TRST#
TCK
THERMDA
THERMDC
THERMTRIP#
SKTOCC#
PROCHOT#
IGNNE#
SMI#
A20M
SLP#
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
PWRGOOD
RESET#
D63#
D62#
D61#
D60#
D59#
D58#
D57#
D56#
D55#
D54#
D53#
D52#
D51#
D50#
D49#
D48#
D47#
D46#
D45#
D44#
D43#
D42#
D41#
D40#
D39#
D38#
D37#
D36#
D35#
D34#
V22
U21
V25
U23
U24
U26
T23
T22
T25
T26
R24
R25
P24
HD#48
HD#45
HD#49
HD#46
HD#47
HD#44
HD#43
HD#42
HD#41
HD#53
HD#51
HD#52
HD#50
6
R21
HD#40
N25
HD#39
N26
HD#38
M26
HD#37
N23
HD#36
5
M24
HD#35
P21
HD#34
D33#
N22
HD#33
M23
HD#32
A17#
D32#
HA#16
A16#
D31#
H25
HD#31
HA#15
A15#
D30#
K23
HD#30
HA#14
A14#
D29#
J24
HD#29
HA#13
A13#
D28#
L22
HD#28
HA#12
A12#
D27#
M21
HD#27
HA#11
A11#
D26#
H24
HD#26
HA#10
A10#
D25#
G26
HD#25
HA#9
A9#
D24#
L21
HD#24
HA#8
A8#
D23#
D26
HD#23
HA#7
A7#
D22#
F26
HD#22
HA#6
A6#
D21#
E25
HD#21
HA#5
A5#
D20#
F24
HD#20
HA#4
A4#
D19#
F23
HD#19
HA#3
A3#
D18#
G23
HD#18
4
VCC3
D17#
E24
HD#17
4
R43
X_150
AE25A5A4
D16#
H22
D25
HD#15
HD#16
DBR
D15#
D14#
J21
HD#14
VSS_SENSE
VCC_SENSE
D13#
D12#
D11#
D23
C26
H21
HD#11
HD#13
HD#12
AD26
AC26
ITP_CLK1
ITP_CLK0
D10#
D9#
G22
B25
HD#9
HD#10
C24
HD#8
3
VCC_SENS 35
VID[0..4] 28,35
VID3
VID2
VID4
VID1
VID0
AE1
AE2
AE3
AE4
AE5
VID4#
VID3#
VID2#
VID1#
VID0#
AA21
GTLREF3
AA6
GTLREF2
F20
GTLREF1
F6
GTLREF0
TESTHI12
TESTHI11
TESTHI10
TESTHI9
TESTHI8
TESTHI7
TESTHI6
TESTHI5
TESTHI4
TESTHI3
TESTHI2
TESTHI1
TESTHI0
ADSTB1#
ADSTB0#
DSTBP3#
DSTBP2#
DSTBP1#
DSTBP0#
DSTBN3#
DSTBN2#
DSTBN1#
DSTBN0#
D8#
D7#
D6#
D5#
D4#
D3#
D2#
D1#
C23
B24
D22
C21
A25
A23
B22
HD#3
HD#4
HD#7
HD#1
HD#6
HD#2
HD#5
BPM5#
BPM4#
BPM3#
BPM2#
BPM1#
BPM0#
REQ4#
REQ3#
REQ2#
REQ1#
REQ0#
BCLK1#
BCLK0#
COMP1
COMP0
LINT1
LINT0
D0#
B21
AD6
HD#0
RS2#
RS1#
RS0#
AP1#
AP0#
BR0#
DP3#
DP2#
DP1#
DP0#
BSEL0
BSEL1
AD5
SOCKET478
3
AB4
AA5
Y6
AC4
AB5
AC6
H3
J3
J4
K5
J1
AD25
A6
Y3
W4
U6
AB22
AA20
AC23
AC24
AC20
AC21
AA2
AD24
AF23
AF22
F4
G5
F1
V5
AC1
H6
P1
L24
L25
K26
K25
J26
R5
L5
W23
P23
J23
F21
W22
R22
K22
E22
E5
D1
BPM#5
BPM#4
BPM#1
BPM#0
HREQ#4
HREQ#3
HREQ#2
HREQ#1
HREQ#0
HRS#2
HRS#1
HRS#0
R58
51RST
Title
Size Document Number Rev
Date: Sheet
VCCP
R57
49.9
R56
100
BPM#5 33
BPM#4 33
BPM#1 33
BPM#0 33
2
C35
220p
C32
C36
220p
1u
C60
C56
220p
220p
HREQ#[0..4] 10
1
VCCP
R72
49.9
C57
R71
1u
100
R78
R107
4.7K
4.7K
R59
R49
4.7K
4.7K
CPUCLK# 8
CPUCLK 8
VCCP
HRS#[0..2] 10
HBR#0 10,33
R106
51RST
HADSTB#1 10
HADSTB#0 10
HDSTBP#3 10
HDSTBP#2 10
HDSTBP#1 10
HDSTBP#0 10
HDSTBN#3 10
HDSTBN#2 10
HDSTBN#1 10
HDSTBN#0 10
LINT1 16
LINT0 16
P4-CPU1
MS-6546 0A
B
2
639Friday, October 19, 2001
1
of
8
VCCP
U6B
A10
A12
A14
A16
A18
A20A8AA10
VCC
VCC
VCC
VCC
VCC
VCC
VCC
AE13
VCC
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AE15
AE17
AE19
AE22
AE24
AE26
AE7
D10
AA11
AA13
AA15
AA17
AA19
AA23
AA26
AB10
AB12
AB14
AB16
AB18
AB20
AB21
AB24
AC11
AC13
AC15
AC17
AC19
AC22
AC25
AD10
AD12
AD14
AD16
AD18
AD21
AD23
AE11
VSS
A11
VSS
A13
VSS
A15
VSS
A17
VSS
A19
VSS
A21
VSS
A24
VSS
A26
VSS
A3
VSS
A9
VSS
AA1
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AA4
VSS
AA7
VSS
AA9
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AB3
VSS
AB6
VSS
AB8
VSS
VSS
VSS
VSS
VSS
VSS
AC2
VSS
VSS
VSS
AC5
VSS
AC7
VSS
AC9
VSS
AD1
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AD4
VSS
AD8
VSS
VSS
P2
VSS
P22
VSS
P25
VSS
P5
VSS
R1
VSS
R23
VSS
R26
VSS
R4
VSS
T21
VSS
T24
VSS
T3
VSS
T6
VSS
U2
VSS
U22
VSS
U25
VSS
U5
VSS
V1
VSS
V23
VSS
8
D D
C C
B B
A A
AA12
AE9
7
AA14
AA16
AA18
AA8
AB11
AB13
AB15
AB17
AB19
AB7
AB9
AC10
AC12
AC14
AC16
AC18
AC8
AD11
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AF1
AF10
AF12
AF14
AF16
AF18
AF20
7
VSS
AF6
AF8
B10
B12
B14
B16
B18
B23
B20
B26B4B8
6
AD13
AD15
AD17
AD19
AD7
AD9
AE10
AE12
AE14
AE16
AE18
AE20
AE6
AE8
AF11
AF13
AF15
AF17
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
C11
C13
C15
C17C2C19
C22
C25C5C7C9D12
6
VSS
D14
D16
D18
D20
AF19
AF2
AF21
AF5
AF7
AF9
VCC
VCC
VCC
VCC
VCC
VCC
VSS
VSS
VSS
VSS
VSS
VSS
D21D3D24D6D8E1E11
5
VCC1.2
B11
B13
B15
B17
B19B7B9
C10
C12
AF4
AF3
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCCVID
VCCVIDPRG
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
E23
V26V4W21
VSS
W24W3W6Y2Y22
E13
E15
E17
E19
5
VSS
VSS
Y25
VCC-IOPLL
VCCA
VSS
AD22
Y5
SOCKET478
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
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSSA
4
VCCP
VCCP
C14
C16
C18
C20
C8
D11
D13
D15
D17
D19
D7
D9
E10
E12
E14
E16
E18
E20
E8
F11
F13
F15
F17
F19
F9
E26
E4
E7
E9
F10
F12
F14
F16
F18
F2
F22
F25
F5
F8
G21
G24
G3
G6
H1
H23
H26
H4
J2
J22
J25
J5
K21
K24
K3
K6
L1
L23
L26
L4
M2
M22
M25
M5
N21
N24
N3
N6
AE23
AD20
4
VCCP
VCCP
VCCP
C76
10u-1206
C37
22u-1206
C42
22u-1206
3
C33
0.1uC4X_0.1u
PLACE CAPS WITHIN CPU CAVITY
C52
10u-1206
C82
10u-1206
C44
10u-1206
FSB ADDR & CNTRL
C65
10u-1206
C106
10u-1206
C55
10u-1206
C31
C50
10u-1206
10u-1206
C135
0.1uC50.1u
C81
10u-1206
C105
10u-1206
C40
10u-1206
PLACE CAPS WITHIN CPU CAVITY
L7
1 2
4.7u_1206
L8
1 2
4.7u_1206
3
2
VCCP
C26
10u-1206
VCCP
VCCP
C45
10u-1206
C28
10u-1206
C29
10u-1206
C66
10u-1206
C2
C58
0.1u
0.1u
PLACE CAPS WITHIN CPU CAVITY
C24
C39
10u-1206
10u-1206
C51
C38
10u-1206
10u-1206
C23
C48
10u-1206
10u-1206
VCCP
C434
C433
0.1u
0.1u
SCALABLE DATA BUS
PLACE CAPS WITHIN CPU CAVITY
C423
X_10u-1206
C59
C34
0.1u
0.1u
SCALABLE DATA BUS
C61
10u-1206
C41
10u-1206
C75
10u-1206
C436
0.1u
VCCP
C422
X_10u-1206
C424
X_10u-1206
Solder Side
Title
P4-CPU2
Size Document Number Rev
MS-6546 1.0
B
Date: Sheet
2
C435
0.1u
C49
10u-1206
C46
10u-1206
C70
10u-1206
739Friday, October 19, 2001
1
C3
X_0.1u
1
C94
0.1u
of
8
D D
CFS2
CFS3
MODE
CFS4
CFS0
CFS1
C C
B B
A A
C327
X_10p
C329
X_10p
C326
X_10p
C314
X_10p
C313
X_10p
C312
X_10p
C311
X_10p
C328
X_10p
C253
X_10P
C252
X_10P
C254
X_10P
C302
10p
C316
10p
C317
10p
8
SIO_PCLK
FWH_PCLK
ICH_PCLK
PCLK1
PCLK2
PCLK3
PCLK4
PCLK5
MCH_CLK66
ICH_CLK66
AGP_CLK66
ICH_CLK14
ICH_CLK48
SIO_CLK48
RN30
4.7K
R333
4.7K
R335
4.7K
12
34
56
78
VCC3
VCC3
12
12
+
C335
X_0.1u
C321
1u
EC41
10u
L28
7
L30
1 2
80_0805
CKVDD3
USB_CLK4832
USB_CLK48
2001.6.1 Update
80_0805
7
6
CKVDD3
12
+
EC46
C318
10u
0.1u
CFS4 CFS3 CFS2 CFS1 CFS0
-----------------------------------------
1 1 1 0 1
2001.6.27 Update
USB_CLK48
ICH_CLK4817
SIO_CLK4828
ICH_CLK48
SIO_CLK48
MCHCLK11
MCHCLK#11
CPUCLK6
CPUCLK#6
CK_VDD3A
C266
0.1u
VCCP
6
R344
X_220
C271
0.1u
R334
X_22
R319
22
R248
51.1
SMBCLK13,14,17,27,28,33
SMBDATA13,14,17,27,28,33
C343
C304
0.1u
R249
51.1
Q42
C
B
E
X_NPN-3904LT1-S-SOT23
X_1u
C305
0.1u
CKVDD3
CKVDD3
5
4
3
2
1
SEL1
R317
X_100K
839Friday, October 19, 2001
of
1
VCC3
VCC3
VCC3
VCC3
VCC3
GND
GND
GND
GND
5132129333643
CLK_RST# 34
34
VCC3
VCC3
3.3CORE
GNDCORE
GND
GND
CK_VDD3A
REF/MULTSEL0
REF/MULTSEL1
PCI_F2/MODE
GND
47
PCI_F0/FS2
PCI_F1/FS3
PCI0/FS4
3V66_0
3V66_1
3V66_2
3V66_3
3VMREF_B
3VMREF
R308
R282
100K
100K
SEL0
48
R316
R266
39
SEL1
RN32
7 8
5 6
3 4
1 2
33
RN31
1 2
3 4
5 6
7 8
33
1
CFS2
6
CFS3
7
MODE
8
17
PCI6
16
PCI5
15
PCI4
14
PCI3
12
PCI2
11
PCI1
CFS4
10
31
30
28
27
44
45
3
R258
33
Title
CK-SKS
Size Document Number Rev
MS-6546 1.0
B
Date: Sheet
ICH_CLK14
33
ICH_PCLK
SIO_PCLK
FWH_PCLK
PCLK5
PCLK1
PCLK2
PCLK3
PCLK4
2001.6.1 Update
R265
ICH_CLK66
39
MCH_CLK66
R267
AGP_CLK66
33
2001.6.27 Update
R259
51
2
ICH_CLK14 17
ICH_PCLK 16
SIO_PCLK 28
FWH_PCLK 18
PCLK5 23
PCLK1
PCLK2 21
PCLK3 22
PCLK4 22
ICH_CLK66 17
MCH_CLK66 11
AGP_CLK66 15
CHB_DRCGCLK 9
CHA_DRCGCLK 9
C261
C262
0.1u
0.1u
R260
8.2K
C303
10p
Y3
14M-32pf-HC49S-D
C325
1 2
10p
CFS0
R320
CFS1
22
R252
475
R261
R262
33
R263
33
33
R264
33
R250
R251
51.1
51.1
R318
X_8.2K
R332
0
2001.6.27 Update
5
C295
0.1u
42
3
4
22
23
35
41
40
38
37
26
25
19
20
C315
0.1u
U20
PWRDWN#
XTAL_IN
XTAL_OUT
48MHZ/FS0
48MHZ/FS1
IREF
CPU0
CPU0#
CPU1
CPU1#
SCLK
SDATA
VTT_PWRGD#
RST#
CYP-CY28324
R339
0
D17
X_1N4148-S-LL34
4
291824323946
8
7
6
5
4
3
2
1
CHA_CTM 13
CHA_CTM# 13
CHB_CTM 14
CHB_CTM# 14
VCC3VCC1.8
C91
0.1u
VCC3VCC1.8
C186
0.1u
DRCGVDDA DRCGVDDA
C98
C99
CLK
DRCGVDDBDRCGVDDB
CLK
U10
20
18
ICW-W134MH
U16
20
18
ICW-W134MH
C100
0.1u
C196
0.1u
R104
39.2
R105
39.2
R196
39.2
R197
39.2
0.1u
C218
0.1u
0.1u
C220
0.1u
51
51
D D
RN8
1 2
3 4
5 6
7 8
CHA_DRCGCLK8
DRCG_MULT017
DRCG_TEST16
CHA_HCLK11
CHA_RCLK11
C C
DRCG_MULT0
DRCG_TEST
C101
0.1u
11016
22538
VDDIR
VDDO1
VDDIPD
GNDO2
GNDO1
VDDO2
GNDP
VDDPGNDC
CLKB#
9
VDDC
GNDI
8.2K
2
REFCLK
12
PD#
11
STPB#
15
MULT0
14
MULT1
24
S0
23
S1
13
S2
6
PCLKM
7
SYNCLKN
19
NC
42117
S0 S1 S2
FUNCTION
NORMAL
0
1
BYPASS
1
TEST
OUTPUT TEST
RESERVED
RESERVED
B B
A A
RESERVED
0
1
1
00
0
0
0
1
1
*
00
1
0
1
1
1
CLK CLKB#
9/24 UPDATED
C221
RN13
0.1u
8.2K
1 2
3 4
5 6
7 8
CHB_DRCGCLK8
DRCG_MULT0
DRCG_TEST
CHB_HCLK11
CHB_RCLK11
12
11
15
14
24
23
13
19
2
6
7
REFCLK
PD#
STPB#
MULT0
MULT1
S0
S1
S2
PCLKM
SYNCLKN
NC
11016
VDDIR
VDDO1
VDDIPD
GNDO2
GNDO1
22538
VDDO2
GNDP
VDDPGNDC
CLKB#
9
VDDC
GNDI
42117
C92
0.1u
C197
0.1u
R101
R188
C93
0.1u
C219
0.1u
C89
0.1u
C188
0.1u
12
EC23
+
10u
R102
51
12
EC35
+
10u
R189
51
1 2
C90
X_4.7P
1 2
C187
X_4.7P
L10
80_0805
L20
80_0805
Title
DRCG
Size Document Number Rev
MS-6546 1.0
B
8
7
6
5
4
3
Date: Sheet
2
939Friday, October 19, 2001
of
1
8
HA#[3..31]6
HD#63
HD#62
HD#61
HD#60
HD#59
HD#58
HD#57
HD#56
HD#55
HD#54
HD#53
HD#52
HD#51
HD#50
HD#49
HD#48
HD#47
HD#46
HD#45
HD#44
HD#43
HD#42
HD#41
HD#40
HD#39
HD#38
HD#37
HD#36
HD#35
HD#34
HD#33
HD#32
HD#31
HD#30
HD#29
HD#28
HD#27
HD#26
HD#25
HD#24
HD#23
HD#22
HD#21
HD#20
HD#19
HD#18
HD#17
HD#16
HD#15
HD#14
HD#13
HD#12
HD#11
HD#10
HD#9
HD#8
HD#7
HD#6
HD#5
HD#4
HD#3
HD#2
HD#1
HD#0
INT-82850
U13A
AB1
U1
W3
AC1
AA2
Y2
Y1
W4
V3
U2
U4
T1
T6
R5
U5
T3
R3
R2
P5
P1
N1
P2
N3
P4
L1
M3
M2
J1
N4
L4
L2
K1
E1
J3
K3
M5
F2
J2
H2
D1
E2
G3
J5
F3
K6
H4
D3
H5
D4
C2
J8
G4
E4
C3
F5
B4
H8
A3
B2
G6
G7
B1
G8
A4
D D
HD#[0..63]6
C C
B B
A A
VCC1.8
VRAC
8
HD63#
HD62#
HD61#
HD60#
HD59#
HD58#
HD57#
HD56#
HD55#
HD54#
HD53#
HD52#
HD51#
HD50#
HD49#
HD48#
HD47#
HD46#
HD45#
HD44#
HD43#
HD42#
HD41#
HD40#
HD39#
HD38#
HD37#
HD36#
HD35#
HD34#
HD33#
HD32#
HD31#
HD30#
HD29#
HD28#
HD27#
HD26#
HD25#
HD24#
HD23#
HD22#
HD21#
HD20#
HD19#
HD18#
HD17#
HD16#
HD15#
HD14#
HD13#
HD12#
HD11#
HD10#
HD9#
HD8#
HD7#
HD6#
HD5#
HD4#
HD3#
HD2#
HD1#
HD0#
HA#31
AD8
HA31#
HA#30
AD3
HA30#
VCC1_8
B23
HA#29
AC7
HA29#
VCC1_8
T22
7
HA#28
HA#27
AB7
AF4
HA28#
VCC1_8
N22
J22
7
HA#26
AA8Y7AC4
HA27#
HA26#
VCC1_8
VCC1_8
J20
HA#25
HA25#
VCC1_8
B20
HA#24
HA24#
VCC1_8
R19
HA#23
AE4
HA23#
VCC1_8
P19
HA#22
AF2
HA22#
VCC1_8
R17
HA#21
AF5
HA21#
VCC1_8
P17
HA#20
AC5
HA20#
VCC1_8
L17
HA#19
AD6
HA19#
VCC1_8
K17
HA#18
AE3
HA18#
VCC1_8
R16
HA#17
AA6
HA17#
VCC1_8
P16
HA#16
HA#15
AF1U7W7V8W6
HA16#
VCC1_8
K16
L16
HA#14
HA15#
HA14#
VCC1_8
VCC1_8
C16
HA#13
HA13#
VCC1_8
V15
HA#12
HA12#
VCC1_8
U15
HA#11
AD5
HA11#
VCC1_8
T15
HA#10
AB6
HA10#
VCC1_8
N15
6
HA#9
AD2
HA9#
VCC1_8
M15
6
HA#8
AB4
HA8#
VCC1_8
J15
HA#7
AA3
HA7#
VCC1_8
H15
HA#6
AB3
HA6#
VCC1_8
F15
VCCP
HA#5
HA#4
HA#3
AE1Y5AA5
AD10
AF9Y9N9L9J9G9AB8K8V7M7AF6Y6P6H6AB5T5K5
R9
H3
HA5#
HA4#
HA3#
VTT33
VTT32
VTT34
VTT35
VCC1_8
VCC1_8
VCC1_8
VCC1_8
VCC1_8
VCC1_8
VCC1_8
VCC1_8
U14
T14
N14
M14
J14
H14
R13
F14
VTT31
VCC1_8
P13
VTT30
VCC1_8
L13
VTT29
VCC1_8
K13
VTT28
VCC1_8
C13
VTT27
VCC1_8
R12
VTT26
VCC1_8
P12
5
VTT25
VCC1_8
L12
5
VTT24
VCC1_8
K12
U11
VTT23
VTT22
VCC1_8
VCC1_8
T11
VTT21
VCC1_8
N11
VTT20
VCC1_8
M11
MCH_AGPREF15
AD4V4M4F4AF3Y3P3B3AB2V2T2K2D2
VTT19
VTT18
VTT17
VTT16
VTT15
VTT14
VTT13
VCC1_8
VCC1_8
VCC1_8
VCC1_8
VCC1_8
VCC1_8
VCC1_8
J11
H11
U10
T10
N10
M10
J10
H10E9C9W8AC24
VTT12
VTT11
VCC1_8
VCC1_8
VTT9
VTT10
VCC1_8
VCC1_8
4
MCH_AGPREF
VTT8
VTT7
VTT6
VTT5
VDDQ
VDDQ
VDDQ
AE23
Y23
4
AB22
VTT4
VDDQ
AC21
VTT3
VDDQ
AD1M1F1
VTT2
VDDQ
Y21
AE19
VTT1
VDDQ
AD19
VTT0
VDDQ
VDDQ
AA19
W15
G_SWNG
VDDQ
VDDQ
AE17
AB17
W14
GREF_1
VDDQ
AD15
W17
R21
GREF_0
CHA_VREF1
VDDQ
VDDQ
AC15
AA15
SOLDER SIDE
P21
D15
D14
CHA_VREF0
CHB_VREF1
CHB_VREF0
CPURST#
HLOCK#
HTRDY#
HADSTB1#
HADSTB0#
HDSTBN3#
HDSTBN2#
HDSTBN1#
HDSTBN0#
HDSTBP3#
HDSTBP2#
HDSTBP1#
HDSTBP0#
TESTIN#
HREQ4#
HREQ3#
HREQ2#
HREQ1#
HREQ0#
VDDQ
VDDQ
Y15
V13
3
SOLDER SIDE
HIT#
HITM#
RS2#
RS1#
RS0#
BNR#
BPRI#
DBSY#
DEFER#
BR0#
ADS#
DRDY#
NC6
NC5
NC4
NC3
NC2
NC1
NC0
DBI3#
DBI2#
DBI1#
DBI0#
RSTIN#
VDDQ
3
AA11
AC10
AE9
AB9
Y11
AF10
AB10
AC8
AF8
Y10
AB11
AD9
AA9
AE6
AE10
Y8
T7
R6
N6
K4
J6
T4
N7
L5
H7
L22
M21
W18
V18
D12
V11
C11
U8
R8
L7
L8
AF11
AE11
V6
AC2
V5
U9
Y4
2
R195
C429
0.1u
C427
0.1u
HRS#2
HRS#1
HRS#0
HIT# 6
HITM# 6
HBNR# 6
HBPRI# 6
HCPURST# 6,33
HDBSY# 6
HDEFER# 6
HBR#0 6,33
HLOCK# 6
HTRDY# 6
HADS# 6
HDRDY# 6
HADSTB#1 6
HADSTB#0 6
HDSTBN#3 6
HDSTBN#2 6
HDSTBN#1 6
HDSTBN#0 6
HDSTBP#3 6
HDSTBP#2 6
HDSTBP#1 6
HDSTBP#0 6
C191
0.1u
C195
0.1u
HRS#[0..2] 6
RAMREF_A
100
R207
RAMREF_B
100
VCC1.8
C226
0.1u
HDBI#[0..3] 6
HDBI#3
HDBI#2
HDBI#1
HDBI#0
PCIRST# 15,16,18,19,28
HREQ#4
HREQ#3
HREQ#2
HREQ#1
HREQ#0
R160
VDDQ
4.7K
VCC1.8
HREQ#[0..4] 6
C209
0.1u
Title
MCH:Tehama(1)
Size Document Number Rev
MS-6546 1.0
B
Date: Sheet
2
MCH_AGPREF
R213
75
RAMREF_A
R212
270
R209
75
RAMREF_B
R208
270
10 39Friday, October 19, 2001
1
C199
0.1u
RAMREF_A 13
RAMREF_B 14
of
1
8
D D
CHB_DQA[0..8]14
CHA_DQA[0..8]13
CHA_RQ[0..7]13
C C
CHB_DQB[0..8]14
B B
CHA_DQB[0..8]13
CHB_RQ[0..7]14
A A
8
7
GAD[0..31]15
U13B
CHB_DQA8
B19
CHB_DQA7
CHB_DQA6
CHB_DQA5
CHB_DQA4
CHB_DQA3
CHB_DQA2
CHB_DQA1
CHB_DQA0
CHA_DQA8
CHA_DQA7
CHA_DQA6
CHA_DQA5
CHA_DQA4
CHA_DQA3
CHA_DQA2
CHA_DQA1
CHA_DQA0
CHA_RQ7
CHA_RQ6
CHA_RQ5
CHA_RQ4
CHA_RQ3
CHA_RQ2
CHA_RQ1
CHA_RQ0
CHA_LCTM13
CHA_LCTM#13
CHA_CFM13
CHA_CFM#13
CHB_DQB8
CHB_DQB7
CHB_DQB6
CHB_DQB5
CHB_DQB4
CHB_DQB3
CHB_DQB2
CHB_DQB1
CHB_DQB0
CHA_DQB8
CHA_DQB7
CHA_DQB6
CHA_DQB5
CHA_DQB4
CHA_DQB3
CHA_DQB2
CHA_DQB1
CHA_DQB0
CHB_RQ7
CHB_RQ6
CHB_RQ5
CHB_RQ4
CHB_RQ3
CHB_RQ2
CHB_RQ1
CHB_RQ0
CHB_LCTM14
CHB_LCTM#14
CHB_CFM14
CHB_CFM#14
7
DQA_B8
D19
DQA_B7
C18
DQA_B6
E18
DQA_B5
A18
DQA_B4
F17
DQA_B3
B17
DQA_B2
E16
DQA_B1
D17
DQA_B0
W21
DQA_A8
W19
DQA_A7
W23
DQA_A6
V20
DQA_A5
V22
DQA_A4
U19
DQA_A3
U23
DQA_A2
T20
DQA_A1
U21
DQA_A0
N20
RQ_A7
M23
RQ_A6
M19
RQ_A5
L24
RQ_A4
L20
RQ_A3
K23
RQ_A2
K21
RQ_A1
J24
RQ_A0
R24
CTM_A
R23
CTM_A#
P23
CFM_A
P24
CFM_A#
E7
DQB_B8
F6
DQB_B7
C7
DQB_B6
B6
DQB_B5
F8
DQB_B4
D6
DQB_B3
D8
DQB_B2
B8
DQB_B1
F10
DQB_B0
G20
DQB_A8
F19
DQB_A7
G22
DQB_A6
F23
DQB_A5
H19
DQB_A4
F21
DQB_A3
H21
DQB_A2
H23
DQB_A1
K19
DQB_A0
E13
RQ_B7
B12
RQ_B6
F12
RQ_B5
A11
RQ_B4
E11
RQ_B3
B10
RQ_B2
D10
RQ_B1
A9
RQ_B0
HL[0..10]16
GAD31
AD14
G_AD31
CTM_B
A15
GAD30
AC14
G_AD30
CTM_B#
B15
GAD29
GAD28
Y14
AA14
G_AD29
CFM_B
B14
A14
MCH_CLK668
MCHCLK#8
MCHCLK8
GAD27
AF15
G_AD27
G_AD28
CFM_B#
6
GAD26
AE15
G_AD26
6
GAD25
AF16
G_AD25
HL_A10
D21
HL10
GAD24
AE16
G_AD24
HL_A9
D22
HL9
GAD23
AD17
G_AD23
HL_A8
C20
HL8
GAD22
AC17
G_AD22
HL_A7
A20
HL7
GAD21
AA17
G_AD21
HL_A6
B21
HL6
GAD20
Y17
G_AD20
HL_A5
A21
HL5
GAD19
GAD18
AE18
AF18
G_AD19
INT-82850
HL_A4
A23
A22
HL4
HL3
GAD17
AD18
G_AD17
G_AD18
HL_A2
HL_A3
A24
HL2
GAD16
AB18
G_AD16
HL_A1
B24
HL1
GAD15
AA20
G_AD15
HL_A0
C23
HL0
GAD14
AB21
G_AD14
GAD13
AF21
G_AD13
66IN
V16
GAD12
GAD11
AD21
AE21
G_AD11
G_AD12
BCLK1
BCLK0
W10W9D23
GAD10
GAD9
AA21
Y22
G_AD9
G_AD10
HLREF_A
5
GAD8
GAD7
AE24
AF22
G_AD7
G_AD8
HSWNG0
HSWNG1
AE7
P7
HSWNG
HUBREF
5
GAD6
AF23
GAD5
AA24
G_AD6
C21
G_AD5
HLA_STB
GAD4
GAD3
GAD2
AD24
AA22
AD23
G_AD2
G_AD3
G_AD4
CHA_HCLKOUT
CHA_RCLKOUT
CHB_HCLKOUT
CHB_RCLKOUT
HLCRCOMP_A
HLA_STB#
B22
GAD1
GAD0
AB24
Y24
G_AD0
G_AD1
G_C/BE3#
G_C/BE2#
G_C/BE1#
G_C/BE0#
RBF#
G_REQ#
G_GNT#
G_PAR
G_STOP#
G_DEVSEL#
G_IRDY#
G_TRDY#
G_FRAME#
ST2
ST1
ST0
PIPE#
WBF#
AD_STB0
AD_STB0#
AD_STB1
AD_STB1#
SB_STB
SB_STB#
SBA7
SBA6
SBA5
SBA4
SBA3
SBA2
SBA1
SBA0
CMD_A
CMD_B
SCK_A
SCK_B
SIO_A
SIO_B
GRCOMP
HRCOMP0
HRCOMP1
HDVREF0
HDVREF1
HDVREF2
HDVREF3
HAVREF0
HAVREF1
CCVREF
HL_STB# 16
HL_STB 16
AF17
AA18
AC20
AE22
AC12
AC11
AD11
AF20
AF19
AC19
Y18
Y20
AB19
AD12
AE12
AF12
AB12
AA12
AC23
AC22
AB16
AB15
AD13
AC13
AF14
Y13
AA13
AB13
AE13
AF13
W12
Y12
E22
C5
E24
A5
E23
B5
E21
E20
D5
E5
W13
D24
AF7
M6
K7
M8
P8
T8
N8
V10
AD7
4
GC_BE#3
GC_BE#2
GC_BE#1
GC_BE#0
RBF# 15,33
GREQ# 15,33
GGNT# 15,33
GPAR 15,33
GSTOP# 15,33
GDEVSEL# 15,33
GIRDY# 15,33
GTRDY# 15,33
GFRAME# 15,33
ST2
ST1
ST0
PIPE# 15,33
WBF# 15,33
AD_STB0 15,33
AD_STB#0 15,33
AD_STB1 15,33
AD_STB#1 15,33
SB_STB 15,33
SB_STB# 15,33
SBA7
SBA6
SBA5
SBA4
SBA3
SBA2
SBA1
SBA0
CHA_CMD
CHB_CMD
CHA_SCK
CHB_SCK
MCH_GTLREF
4
R118
20
GC_BE#[0..3] 15
ST[0..2] 15
SBA[0..7] 15
CHA_CMD 13
CHB_CMD 14
CHA_SCK 13
CHB_SCK 14
CHA_SIO 13
CHB_SIO 14
CHA_HCLK 9
CHA_RCLK 9
CHB_HCLK 9
CHB_RCLK 9
R143
20
HUBREF
HSWNG
R187
40.2
C193
0.01u
3
1/2 VCC1.8
C192
0.1u
3
1/3 VCCP
C144
0.01u
R450
40.2
SOLDER SIDE
VCC1.8
2
CHA_CMD CHB_CMD
Q30
C
B
E
NPN-3904LT1-S-SOT23
B
C140
0.01u
VCCP
R130
301
R142
150
2.5VSB_STR
R210
8.2K
MCH_PWG34
R211
1K
B
Q32
C
E
NPN-3904LT1-S-SOT23
2.5VSB_STR
R131
8.2K
MCH_PWG34
R132
1K
B
Q28
C
E
NPN-3904LT1-S-SOT23
2/3 VCCP
MCH_GTLREF
C153
C152
R205
150
R206
Title
150
Size Document Number Rev
B
Date: Sheet
220p
MCH:Tehama(2)
MS-6546 1.0
2
C154
220p
1u
Q26
C
E
NPN-3904LT1-S-SOT23
B
B
VCCP
R153
49.9
R159
100
11 39Friday, October 19, 2001
1
CHA_SCK
Q31
C
E
NPN-3904LT1-S-SOT23
CHB_SCK
Q27
C
E
NPN-3904LT1-S-SOT23
of
1
5
D D
U13C
AA1R1C1
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AF24
VSS
U24
VSS
T24
VSS
N24
VSS
M24
VSS
K24
VSS
F24
VSS
C24
VSS
AB23
VSS
AA23
VSS
V23
VSS
T23
VSS
N23
VSS
L23
VSS
J23
VSS
G23
VSS
C C
B B
AD22
AE20
AD20
AB20
VSS
W22
VSS
U22
VSS
R22
VSS
P22
VSS
M22
VSS
K22
VSS
H22
VSS
F22
VSS
C22
VSS
V21
VSS
T21
VSS
N21
VSS
L21
VSS
J21
VSS
G21
VSS
VSS
VSS
VSS
W20
VSS
U20
VSS
R20
VSS
P20
VSS
M20
VSS
K20
VSS
H20
VSS
F20
VSS
D20
VSS
Y19
VSS
V19
VSS
T19
VSS
N19
VSS
L19
VSS
J19
VSS
G19
VSS
E19
VSS
C19
VSS
A19
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AC18
U18
T18
R18
P18
N18
VSS
M18
L18
K18
J18
H18
G18
F18
D18
B18
4
AC6U6L6E6C6A6AE5W5N5G5AA4R4J4C4AC3U3L3E3AE2W2N2G2A2
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
V17
U17
T17
N17
M17
J17
H17
G17
E17
C17
A17
AD16
AC16
AA16
Y16
W16
U16
T16
N16
M16
J16
VSS
H16
G16
F16
D16
B16
A16
R15
P15
L15
3
VCCP
VCCP
C111
0.1u
C119
AC9V9T9P9M9K9H9D9F9B9AE8E8C8A8AA7R7J7F7D7B7A7
VSS
VSS
VSS
A10
VSS
C10
VSS
E10
VSS
G10
VSS
K10
VSS
L10
VSS
P10
VSS
R10
VSS
AA10
VSS
B11
VSS
D11
VSS
F11
VSS
G11
VSS
K11
VSS
L11
VSS
P11
VSS
R11
VSS
W11
VSS
A12
VSS
C12
VSS
E12
VSS
G12
VSS
H12
VSS
J12
VSS
M12
VSS
N12
VSS
T12
VSS
U12
VSS
V12
VSS
A13
VSS
B13
VSS
D13
VSS
F13
VSS
G13
VSS
H13
VSS
J13
VSS
M13
VSS
N13
VSS
T13
VSS
U13
VSS
C14
VSS
E14
VSS
G14
VSS
K14
VSS
L14
VSS
P14
VSS
R14
VSS
V14
VSS
AB14
VSS
AE14
VSS
C15
VSS
E15
VSS
VSS
VSS
VSS
K15
G15
INT-82850
0.1u
C117
0.1u
C127
0.1u
C130
0.1u
FOR SCALABLE DATA BUS FOR SCALABLE BUS ADDR & CNTRL
VCC1.8
10u-1206
FOR SCALABLE BUS GENERIC
VCCP
VCCP
L25
1 2
X_FS-80/0805
L23
1 2
X_F080S/1206
C125
C118
0.1u
C126
0.1u
C120
0.1u
2
C426
X_104P
C425
X_104P
SOLDER SIDE
VTERM
VDDQ
C190
0.1u
C160
0.1u
C184
0.1u
VCC1.8
12
C239
0.1u
C263
0.1u
C185
0.1u
C222
0.1u
C215
X_104P
C217
X_104P
80_0805
1
VCC1.8
12
VRAC
L22
X_FS-80/0805
C214
4.7u-0805
VRAC
C428
C194
1u
L24
0.1u
SOLDER SIDE
C223
VCC1.8
10u-1206
C238
100p
C181
X_104P
A A
Title
MCH:Tehame(3)
Size Document Number Rev
MS-6546 1.0
B
5
4
3
2
Date: Sheet
12 39Friday, October 19, 2001
of
1
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