Mobile Intel Pentium 4 Processor - M and Intel 845MP/MZ Chipset Platform Design Guide

Mobile Intel
®
Pentium
®
4 Processor-M and Intel
®
845MP/845MZ Chipset Platform
182 Design Guide
R
Figure 98. Decoupling Capacitors Placement and Connectivity
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48 MHz
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48 MHz
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Vss Iref
Vss
XTAL_In
XTAL_Out
PCIF 0
PCIF 2
PCIF 1
PCI 0
PCI 3
PCI 2
PCI 1
PCI 6
PCI 5
PCI 4
66Buff0
/ 3V66_2
66Bu
f
f1
/
3V66_
3
66Bu
f
f2
/
3V66_
4
66In /
3V66_5
PWRD
WN#
REF
0
S1
S0
CPU_Sto
p #
CPU
0
CPU
/0
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1
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/1
CPU
2
CPU
/2
Mult
0
IRE
F
S2
US
B
48
MHz
DO
T
48
MHz
3V66_1 /
VCH
PCI_Sto
p #
3V66
_
0
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K
V
s
s
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ou
nd
Flo
od
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s
s
V
d
d
SDAT
A
SCL
K
V
tt_Pw
r
gd #
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dd
A
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ss
A
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s
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Vss
C3
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C6
VddA
VddA
Vss Plane Vias