Re: [SI-LIST] : Broadside Coupled Traces

chenlanbing (rachel.chen@huawei.com.cn)
Fri, 23 Apr 1999 17:03:41 +0800

It is very useful about this item.Now I only know the differential Z calculate way about side to side. Who can give me the broadside coupled traces differential Z.

mannand@wlgore.com wrote:

> Can anyone outline the advantages and disadvantages of using broadside coupled
> vs. edge coupled differential traces? Is either one better from a signal
> integrity perspective ( less lossy? lower crosstalk?). Is it easier to route
> broadside coupled traces in high density applications? And what are the issues
> board manufactures need to deal with such as tolerances, trace registration,
> impedance control, number of layers, etc.? Any insight you can provide would be
> helpful. Thanks!
>
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