SN74CBTD3306
2A
2B
2OE_N
VCC
GND
1B
1A
1OE_N
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
SN74CBTD3306
2A
2B
2OE_N
VCC
GND
1B
1A
1OE_N
SN74CBTD3306
2A
2B
2OE_N
VCC
GND
1B
1A
1OE_N
74HCT4052
GND
Z1
Z2
VEE
VCC
S0
S1
EN_N
Y1_3
Y1_2
Y1_1
Y1_0
Y2_3
Y2_2
Y2_1
Y2_0
SN74CBTD3306
2A
2B
2OE_N
VCC
GND
1B
1A
1OE_N
+VSBY5_0;14
GND;7
+VSBY5_0
+V3_3
+V3_3
+V3_3
+VSBY5_0
+VSBY5_0
+VSBY3_3
0
0
SMBus Partition
SMBus Mux
SMBus Isolation and Voltage Translation
SEL1
SEL0
0
1
0
1
1
1
Bus 0
Bus 1
Bus 2
Bus 3 (default)
C1665
0.1UF
0.1UF
C1664
C1663
0.1UF
0.1UF
C1662
C1661
0.1UF
SYS_SLP_S5_N
60,80
R
1033
4.
7K
4.
7K
R
1032
I2C_BUS3_DAT
16-19,22-25,65,80,81
I2C_BUS3_CLK
16-19,22-25,65,80,81
I2C_BUS2_DAT
4,6,11,80,81
I2C_BUS2_CLK
4,6,11,80,81
I2C_BUS1_DAT
29,33,42,44,45,80,81
I2C_BUS1_CLK
29,33,42,44,45,80,81
ICH3_SMBUS_SEL0
54
ICH3_SMBUS_SEL1
54
1
3
2
JP38
SMBUS_0_5VSBY
I2C_BUS0_EN_N
I2C_BUS0_DAT_3V
81
R1018
4.7K
R
1019
1K
4.
7K
R
789
R
777
4.
7K
4.
7K
R
778
I2C_ISOLATE
13
12
U113
I2C_BUS1_DAT_MUX
81
I2C_BUS1_CLK_MUX
81
I2C_BUS1_DAT_MUX
81
I2C_BUS3_DAT_MUX
81
I2C_BUS2_DAT_MUX
81
I2C_BUS0_DAT_3V
81
I2C_BUS0_CLK_3V
81
I2C_BUS0_CLK_3V
81
5
6
7
8
4
3
2
1
U121
8
13
3
7
16
10
9
6
11
15
14
12
4
2
5
1
U125
5
6
7
8
4
3
2
1
U123
1
2
3
4
8
7
6
5
U122
2
3
1
JP39
SMBUS_1_V3_3
60,80,81
I2C_BUS0_CLK
60,80,81
I2C_BUS0_DAT
29,33,42,44,45,80,81
I2C_BUS1_DAT
29,33,42,44,45,80,81
I2C_BUS1_CLK
1
2
3
4
8
7
6
5
U124
I2C_BUS2_CLK_MUX
81
I2C_BUS3_CLK_MUX
81
I2C_BUS2_DAT_MUX
81
I2C_BUS3_DAT_MUX
81
I2C_BUS2_CLK_MUX
81
I2C_BUS3_CLK_MUX
81
I2C_BUS0_CLK
60,80,81
I2C_BUS0_DAT
60,80,81
R
781
4.
7K
4.
7K
R
782
R
779
4.
7K
4.
7K
R
780
R
788
4.
7K
100
R1020
16-19,22-25,65,80,81
I2C_BUS3_CLK
16-19,22-25,65,80,81
I2C_BUS3_DAT
4,6,11,80,81
I2C_BUS2_DAT
4,6,11,80,81
I2C_BUS2_CLK
1
3
2
SMBUS_3_V3_3
JP41
2
3
1
SMBUS_2_V3_3
JP40
I2C_BUS1_CLK_MUX
81
ICH3_SMBDATA
54
ICH3_SMBCLK
54
81
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 ...