[SI-LIST] Re: Differential pair impedance
- From: Ray Anderson <Raymond.Anderson@xxxxxxx>
- To: si-list@xxxxxxxxxxxxx
- Date: Thu, 26 Sep 2002 10:21:29 -0700 (PDT)
Brandon Kemp wrote:
>
>I wrestled with this a few years ago myself. The cable manufacturers I've
>seen give the differential impedance in the specification. I had a trouble
>finding a definition of differential Z in my old textbook ("Analysis of
>Multiconductor Transmission Lines", Paul), although it is a good and fairly
>thorough book. Instead of doing a full literature search at the library, I
>went through the derivation myself. I've included it with an explanation
>for correlation with Innoveda's XFX Transmission Line Parameters.
>
>(See attached file: derivation.doc)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
The file 'derivation.doc' that Brandon attached to his recent posting
was automagically deleted from the distributed messages by the
mail list software since binary attachments have been dissallowed as
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For those interested, his derivation document may be downloaded
from the si-list archives web site.
To access, go to the following URL:
http://groups.yahoo.com/group/si-list/files/
Then select the "Technical Documents" link. You will
find derivation.doc available for download there.
-Ray Anderson
si-list admin.
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