I recently did the same thing and got a great deal of
help from Marty Krynock at World -Electronics

Don't have the number available but it Is on the web.
You can contact Marty at
[log in to unmask]

He will be very helpful.

Chuck
--- Colin Weber <[log in to unmask]> wrote:
> We are looking at using BGAs for the first time. In
> particular a 388 pin
> AMD processor chip, 1mm pitch.
>
>  I am looking for any tips and comments that can
> assist in my research into
> this. From a first glance I
> don't see that the use of such a device has to be
> difficult, but these
> things have a habit of needing certain
> precautions and design practices.
>
> Any help at all would be appreciated.
>
> PS: At this point in time it looks as though we will
> be forced to proceed
> with the design using Protel99SE.
> Anyone with experience with such designs and this
> version of Protel, I'd
> love to hear from you.
>
> Sincerely,
>
> Colin Weber
> Varian Australia Pty Ltd
>
>
> Regards,
>
> Colin Weber
>
>
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