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Intel 41210 User Manual

Page 47

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Intel® 41210 Serial to Parallel PCI Bridge Design Guide

47

PCI Express Layout

Receive Trace Length (Card
edge finger to 41210 Bridge
receiver pin

1.0” min - 6.0” max

Length Matching
Requirements:

Total allowable intra-pair length mis-match must not exceed 25 mils. Each
routing segment should be matched as close as possible. Total skew across all
lanes must be less than 20 ns. See the PCI-Express Desktop Design Guidelines
for additional routing requirements

Number of vias

4 max

Table 15.

Adapter Card Routing Recommendations (Sheet 2 of 2)