Справочник Пользователя для Intel 41110
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Intel® 41110 Serial to Parallel PCI Bridge Design Guide
41110 Customer Reference Boards
11.2
Material
The following materials are used with the 41110 CRB:
•
FR-4, 0.062 in. +/- .007, 1.0 oz Copper Power/GND.
•
Full length PCI Raw Card (3.3V Universal) 6.2” high x 7.00” long max with ½ inch cut away.
11.3
Impedance
Most signal layers require controlled Impedance of 60
Ω
+/- 5% microstrip or stripline where
appropriate.
Differential signals for the PCI-E interface require matched 100
Ω
differential termination realized
as matched 50
Ω
resistances referenced to ground.
Prepreg
4.50
8
Signal
2.00
1/2 + plating
Est. Total
Thickness
62 +/- 7
Table 18. CRB Board Stackup (Sheet 2 of 2)
Layer
Type
Thickness
(mils)
Copper Weight
1
Signal
2.00
1/2 + plating
Prepreg
4.50
2
Plane: GND
1.20
1
Core
4.80
3
Signal
1.20
1