North Corridor' Zoom-In View - Intel 855GME Design Manual

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Intel 855GME Chipset and Intel
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Figure 45. Intel Pentium

'North Corridor' Zoom-in View

Primary Side
Primary Side
Figure 46. V Power Delivery and Decoupling Example – Option 4 (Layers 3, 5, and 6)
CC-CORE
LAYER
LAYER
VCC - CORE VCC - CORE
DATA
DAT
ADDRESS
ADDRES
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® ®
M/Celeron M Processor Core Power Delivery
Sense Resistors
Sense Resistors
VR feed
VR feed
LAYER
LAYER
GND Ref for
GND Ref for
Layer 6 Layer 6
L1 PS L1 PS
L2 GND
L2 GND
L3 Sig L3 Sig
L4 GND
L4 GND
L5 PWR
L5 PWR
L6 Sig
L6 Sig
L7 GND
L7 GND
L8 SS
L8 SS
January 2007
6300ESB ICH Embedded Platform Design Guide
Secondary Side
Secondary Side
-
-
+
+
90 mil
90mil
+
+
100 mil
100mil
90 mil
90mil
VR Feed VR Feed VR Feed
LAYER
LAYER
VCC - CORE VCC - CORE
DATA
DAT
ADDRESS
ADDRES
4x220uF SP Cap
4x220uF SP Cap
90 mil
90mil
VCC - CORE VCC - CORE
Cross Cross
Sectional Sectional
View View
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