[SI-LIST] Re: Diff pair length matching
- From: Dave Instone <Dave.instone@xxxxxxxxxx>
- To: otter30@xxxxxxxxxxxxx
- Date: Thu, 17 May 2007 17:58:24 +0100
Rule 1: don't mismatch more than that which will cause the amount of
skew to exceed what the Receiver can tolerate.
Rule 2: don't mismatch more than that which will cause the amount of
common mode radiation to exceed it's limits
Regards
Dave Instone
+44 (0)1235 824963
OXFORD SEMICONDUCTOR LIMITED
25 MILTON PARK
ABINGDON
OXFORDSHIRE
OX14 4SH
Registered in England no 2733820
Registered Address: As above
Jim Hall wrote:
> Hello Everyone,
>
> Does anyone know any rules specifying how closely the length of traces in
> differential
> pairs should be matched - is the match closeness related to data rate?
>
> Thanks,
> Jim
>
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