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41210 Bridge Customer Reference Boards
Table 18. CRB Board Stackup
11.2
Material
The following materials are used with the 41210 Bridge 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
appropriate.
Differential signals for the PCI-E interface require matched 100
as matched 50 resistances referenced to ground.
56
Layer
Type
1
Signal
Prepreg
2
Plane: GND
Core
3
Signal
Prepreg
4
Plane: PWR
Core
5
Plane: PWR
Prepreg
6
Signal
Core
7
Plane: Power
Prepreg
8
Signal
Est. Total
Thickness
Intel® 41210 Serial to Parallel PCI Bridge Design Guide
Thickness
Copper Weight
(mils)
2.00
1/2 + plating
4.50
1.20
1
4.80
1.20
1
14.00
1.20
1
3.8
1.20
1
14.00
1.20
1
4.80
1.20
1
4.50
2.00
1/2 + plating
62 +/- 7
+/- 5% microstrip or stripline where
differential termination realized
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