[SI-LIST] Re: HSpice or HyperLynx
- From: "Alex Horvath" <alexh1@xxxxxxxxxxxxx>
- To: <si-list@xxxxxxxxxxxxx>
- Date: Wed, 14 Aug 2002 09:27:17 -0700
However, I just saw your
> other e-mail regarding how you felt that Innoveda's acquisition of
> Viewlogic/HyperLynx had caused their products "to go to hell in a
> handbasket" so I can only summize that you are not very keen to even
> consider doing business with Mentor now that we own those products. Of
> course, I'm very sorry about that.
>
On the contrary, I believe they can only get better now. Most of my
experience was with the PC based schematic capture tool which used to be a
good tool under Viewlogic. Innoveda seemed to break things that previously
worked which was maddening as you can imagine.
----- Original Message -----
From: "Dunbar, Tony" <tony_dunbar@xxxxxxxxxxx>
To: "'Alex Horvath'" <alexh1@xxxxxxxxxxxxx>
Sent: Wednesday, August 14, 2002 8:03 AM
Subject: RE: [SI-LIST] HSpice or HyperLynx
> Alex,
>
> Sorry for the delay. I don't get a chance to keep on top of e-mails with
> "[SI-LIST]" in the subject as much as I would like.
>
> You can get to the ICX product information at
www.mentor.com/isfloorplanner.
> The banner will give you access to the other "IS_" modules in the product
> set and the board-level timing analysis tool, Tau. However, I just saw
your
> other e-mail regarding how you felt that Innoveda's acquisition of
> Viewlogic/HyperLynx had caused their products "to go to hell in a
> handbasket" so I can only summize that you are not very keen to even
> consider doing business with Mentor now that we own those products. Of
> course, I'm very sorry about that.
>
> I respect your opinions and I wish you all the best in your search to
obtain
> a signal integrity solution for your company.
>
> Best regards,
> Tony
>
> -----Original Message-----
> From: Alex Horvath [mailto:alexh1@xxxxxxxxxxxxx]
> Sent: Thursday, August 08, 2002 11:30 PM
> To: Dunbar, Tony
> Subject: Re: [SI-LIST] HSpice or HyperLynx
>
>
> Unfortunately in the real world tool budgets are limited...
>
> I can't find any reference to ICX on the Mentor website. Please provide a
> link.
>
>
> ----- Original Message -----
> From: "Dunbar, Tony" <tony_dunbar@xxxxxxxxxxx>
> To: <alexh1@xxxxxxxxxxxxx>
> Sent: Thursday, August 08, 2002 8:35 PM
> Subject: RE: [SI-LIST] HSpice or HyperLynx
>
>
> > Alex,
> >
> > IMO, they are not competitive choices. If anything, they are more like
> > complementary. In trying to compare them, you're deciding whether to buy
a
> > bicyle or an SUV. You'll find they co-exist and each have their uses
> > depending on the task in hand. You must look very deeply into each.
You'll
> > soon see the analysis limitations of a tool like HyperLynx and,
therefore,
> > where you will need a tool like HSPICE to take over.
> >
> > That said, however, my very biased opinion is that you should
considering
> a
> > tool like ICX. Because of my bias, you may discount that out-of-hand,
but
> > please don't do the same with my points regarding HyperLynx vs HSPICE.
> Lift
> > the hood and take a good look!
> >
> > Regards,
> > Tony
> >
> > -----Original Message-----
> > From: Alex Horvath [mailto:alexh1@xxxxxxxxxxxxx]
> > Sent: Thursday, August 08, 2002 10:38 PM
> > To: si-list@xxxxxxxxxxxxx
> > Subject: [SI-LIST] HSpice or HyperLynx
> >
> >
> > If you had to pick either HSpice or HyperLynx for board level
interconnect
> > simulation which would you pick?
> >
> >
> > For myself, I like the flexibility of HSpice (can use Spice and/or
IBIS).
> If
> > you have a model, you can simulate anything you can think of. Con is
that
> > it's somewhat hard to use.
> >
> > On the other hand, with HyperLynx you can very quickly simulate a
> > transmission line with an IBIS driver but you have to use what they give
> > you. Also has the ability to import a PCB layout file and simulate based
> on
> > routed trace geometry. I find the latter capability of dubious value, if
I
> > find a problem after layout is complete it's probably too late. Also
seems
> > to be about twice the cost of Avant Hspice (now Synopsys) for the full
> > suite.
> >
> > I welcome any comments especially from people who are familiar with both
> > tools.
> >
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