SCHOTTKY
-
+
270U
F
+
+
+
+V5_0
INTEL(R) E7500 CHIPSET CUSTOMER REFERENCE SCHEMATICS
R
D
C
B
B
D
C
1
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
A
A
LAST REVISED:
1900 Prairie City Road
Folsom, California 095630
TITLE:
Platform Apps Engineering
SHEET
03/04/02
1.0UH
1.0UH
+
F
D
S
6690S
S
D
G
VTT_DDR
+
F
D
S
6690S
S
D
G
+V5_0
+V2_5
1.5UH
270U
F
+
+V3_3
FAN5066
V
CCA
V
CCP
VFB
IFB
LODRV
HIDRV
VCCQP
G
NDA
G
NDD
G
NDP
_
1
G
NDP
CEXT
VREF
PWRGOOD
ENABLE
VID4
VID3
VID2
VID1
VID0
+
+
+V2_5
+V5_0
LM2904
8
7
6
5
4
3
2
1
M
B
R
0520
M
B
R
S
130T
3
M
B
R
S
130T
3
+
SCHOT
T
K
Y
-
+
SCHOT
T
K
Y
-
+
+V5_0
F
D
S
6688
G
D
S
F
D
S
6688
G
D
S
F
D
S
6688
G
D
S
F
D
S
6688
G
D
S
F
D
S
6688
G
D
S
F
D
S
6688
G
D
S
F
D
S
6688
G
D
S
F
D
S
6688
G
D
S
PLLFLTR
PLLIN
NC1
SW1
VOS+
VOS-
EAIN
VDIFFO
SGND
ITH
NC2
BOOST1
BG1
SENSE1-
RUN/SS
VIN
EXTVCC
PGOOD
TG2
BOOST2
SW2
PGND
BG2
INTVCC
SENSE2-
TG1
LT
C
_1929-
PG
-S
L25101
Route as diff pair
Place between
Drive Power Ground
Place between
VR pins 13, 14
VR pins 2,3
C1112 across Q1,Q2
C1114 across Q3,Q4
C1113 across Q5,Q6
C1115 across Q7,Q8
Route as diff pair
originating near DIMMs
Route as diff pair
Place caps close to high-side FETs
DDR VTT Regulation
DDR V2_5 Regulation
Small Signal Ground
Place C1124 between
VR pins 20, 21
62
100
R
430
5
6
7
26
12
11
4
10
9
8
28
25
23
2
3
1
24
22
15
16
18
17
20
19
21
14
13
27
U1
1
2
5
8
7
6
3
4
Q8
4
3
6
7
8
5
2
1
Q7
1
2
5
8
7
6
3
4
Q4
4
3
6
7
8
5
2
1
Q3
1
2
5
8
7
6
3
4
Q2
1
2
5
8
7
6
3
4
Q6
4
3
6
7
8
5
2
1
Q5
V2_5SENSE1_P
4
3
6
7
8
5
2
1
Q1
1929_VOS_M
1929_VOS_P
U103_VREF_DDR
U103_VDIV
U104_VREF
U104_VID0
V2_5_L1
V2_5_L2
VTT_DDR_L
1U
F
C
1506
C
1115
1U
F
1U
F
C
1114
C
1113
1U
F
1U
F
C
1112
0
R957
R956
0
0
R436
R435
0
R
434
0
0
R
433
R431
10K
10K
R
422
R748
1%
10K
10K 1%
R749
0.
1U
F
C
1597
0.
1U
F
C
1508
0.
1U
F
C
1507
C
1504
0.
1U
F
0.
1U
F
C
1503
C
1501
0.
1U
F
C1124
1UF
C
1502
1U
F
100P
F
C
1505
10U
F
C
705
C
704
10U
F
10U
F
C
703
C
702
10U
F
1000P
F
C
1575
C
635
1000P
F
C
632
100P
F
C631
0.01UF
3
1
CR5
3
1
CR6
2
1
10UF
C706
2
1
CR4
C
634
100P
F
C1576
1000PF
1
2
CR7
R
427
NO
P
O
P
4
C
633
100P
F
8.
06K
R
424
1%
R
423
17.
4K
1%
C
1128
0.
47U
F
C1126
0.1UF
0.1UF
C1125
1
2
CR7
4
VREF_DDR_DIMM
16-19,22-25
VREF_DDR_MCH
12,13
RC5051_ENABLE
8
7
6
5
4
3
2
1
U103
2
1
1000U
F
C
657
12
C
656
1000U
F
6
7
5
4
9
12
13
15
14
11
10
1
16
3
2
8
17
18
19
20
U104
63
1_2_LT1735_PGOOD
1M
R
429
2
1
C
1577
V2_5SENSE2_M
V2_5SENSE2_P
2
1
L18
4.7
R751
R750
4.7
0.002
R426
R425
0.002
R421
10
1
2
3
4
5
6
7
8
Q43
1929_PGOOD
64
R
752
10K
2
1
820U
F
C
1484
8
7
6
5
4
3
2
1
Q44
R
428
NO
P
O
P
4
12
C
1481
820U
F
1
2
L8
2
1
L7
0.
47U
F
C
1127
2
1
820U
F
C
1482
12
C
1483
820U
F
V2_5SENSE1_M
12
C
1479
1
3
CR80
VQP
LODRV
HIDRV
VTT_DDR_PGOOD
64
Содержание Xeon
Страница 24: ...Introduction 24 Design Guide This page is intentionally left blank ...
Страница 30: ...Component Quadrant Layout 30 Design Guide This page is intentionally left blank ...
Страница 34: ...Platform Stack Up and Component Placement Overview 34 Design Guide This page is intentionally left blank ...
Страница 52: ...Platform Clock Routing Guidelines 52 Design Guide This page is intentionally left blank ...
Страница 66: ...System Bus Routing Guidelines 66 Design Guide This page is intentionally left blank ...
Страница 118: ...Intel 82870P2 P64H2 118 Design Guide This page is intentionally left blank ...
Страница 146: ...I O Controller Hub 146 Design Guide This page is intentionally left blank ...
Страница 148: ...Debug Port 148 Design Guide This page is intentionally left blank ...
Страница 210: ...Schematic Checklist 210 Design Guide This page is intentionally left blank ...
Страница 220: ...Layout Checklist 220 Design Guide This page is intentionally left blank ...
Страница 222: ...Schematics 222 Design Guide This page is intentionally left blank ...