Intel Xeon User Manual

+V3_3
+V3_3
+V3_3
+VSBY3_3
GND
VCCA
VCC5
VCC3 PBR_N
SRST_N
RST_N
RST
LTC1326-SL25102
+V5_0
+VSBY5_0
INTEL(R) E7500 CHIPSET CUSTOMER REFERENCE SCHEMATICS
R
D
C
B
B
D
C
1
12345678
2345678
A
A
LAST REVISED:
1900 Prairie City Road
Folsom, California 095630
TITLE:
Platform Apps Engineering
SHEET
03/04/02
LTC1878-SL25098
VFB
GND
RUN
ITH
PLL_LPF
SYNC_MODE
VIN
SW
LT_1761-1_8-SL25097
SHTDN~
GND
BYP
OUTIN
+VSBY3_3
+VSBY5_0
+VSBY5_0+VSBY1_8 +VSBY3_3
74LVC14
74LVC14
74LVC14
+V3_3
10UH
+VSBY1_8
LTC1735_1-SL25099
BOOST
TG
SW
VIN
COSC
RUN/SS
ITH
PGOOD
VOSENSE
SGND
SENSE+
SENSE-
EXTVCC
PGND
INTVCC
BG
+
+
+ +
SCHOTTKY
- +
+
+
+
MBRS130T3
SPST Switch
1.0UH
BAV70LT1
+V3_3
FDS6688
G
D
S
FDS6688
G
D
S
4
PZT751
+V1_8
+V1_8
+V3_3
2
3
1
MMBT3904
Power-on Sequencing
Small Signal
Ground
Place C1136
between pins 10,12
Place C642
between pins 5,6
Place C519 between
U26 pins 4,7
Route as diff pair
Place caps close to FET
C1134 across Q9,Q10
V1_8 Regulation
Standby supply monitor
VSBY3_3 Regulation
PWROK generation
VSBY1_8 Regulation
2
3
1
Q68
R1057
220
220
R1056
R449
887K
2
3
1
Q67
4
3
6785
21
Q10
12
5876
3
4
Q9
PS_PWRGD_SLOT
41
R531
1K
PWROK_0
20K
R1016
R1017
20K
330
R648
R976
0
R529
1%
6.04K
PS_PWRGD_SYS
60,80
R646
1K
ICH3_RSMRST_N
55
3
2
1
CR72
VSBY3_3_L
V1_8_L
12
L12
V1_8SENSE_P
R457
0.005
V1_8SENSE_M
1
2
3
4
S9
RESET_BTN
1K
R452
0
R771
R770
0
0
R769
R768
0
0
R458
C1135
1UF
1UF
C1134
1UF
C1137
1UF
C1136
C882
1UF
C519
10UF
C1242
220PF
2
1
CR26
C641
100PF
12
4.7UF
C710
12
C530
180UF
21
180UF
C533
1%
R453
806
3 1
CR3
0.1UF
C1133
C642
1000PF
100PF
C640
C639
100PF
330PF
C645
0.1UF
C1129
C644
47PF
10
R460
C1130
0.1UF
C520
22UF
21
180UF
C531
C1132
0.1UF 0.1UF
C1131
12
C532
180UF
12
C709
10UF
C643
20PF
12
C529
47UF
DBR_RESET_N
9
PWROK_RST_N
80
0.22UF
C1243
64
1_8_LT1735_PGOOD
641_8_LT1735_PGOOD
15
16
14
13
1
2
3
4
7
8
6
5
9
10
12
11
U44
R459
33K
VTT_DDR_PGOOD
62
R454
NOPOP
4
21
L11
RST_PD
SYS_PWROK_2
29,33,55
65
7
14
U72
14
7
34
U72
21
7
14
U72
C638
0.01UF
10K
R530
3
2
4
51
U18
280K
R450
3
4
1
2
8
7
6
5
U26
1M
R455
4
3
2
18
7
6
5
U59
1929_PGOOD
62
SYS_PWROK_1
10,29,69
1K
R1047
220
R1058 R1059
220
64

Intel Xeon Specifications

General

Brand	Intel
Model	Xeon
Category	Processor
Language	English