SCANSTA112: Layout guide line

Brian Chan

Part Number: SCANSTA112

Tool/software:

Hi Team

can you share below information to us

Because they have two master JTAG debugger and Computer BMC. will it have any concern on layout part ?

BRs

Brian

0 Brian Zhou 4 months ago

Hi Brian:

For J-tag, timing is important, so make sure to match trace length for J-tag signals in layout.

Best

Brian

0 Brian Chan 4 months ago in reply to Brian Zhou

Hi Brian Z

Thanks for your feedback. do you have any recommendation length?

BRs

Brian

+1 Brian Zhou 4 months ago in reply to Brian Chan

Trace length should not problem since it's max 25Mhz, but matching length between these signal are important.

20 miles difference difference should be fine.

Best

Brian

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