Guard Traces along the Length of the Trace Routes

UltraScale Architecture PCB Design User Guide (UG583)

Document ID
UG583
Release Date
2023-11-14
Revision
1.27 English
Figure 3-26:      Guard Traces along Trace Route Length

X-Ref Target - Figure 3-26

X22704-Guard_Traces_along_Length_of_Trace_Routes.jpg

Guard traces of 18 mil width must be stitched every 4 mm width of 8 mil drilled vias through the PCB.

Guard traces must be 15 mils away from signal traces.

Each individual ground stitch via can have a true tolerance of ±1 mm from nominal.

Trace width = 5.8 mils.