[SI-LIST] Re: Spice simulators
- From: steve weir <weirsp@xxxxxxxxxx>
- To: ariazi@xxxxxxxxxxxxxxx,"'si-list@xxxxxxxxxxxxx'" <si-list@xxxxxxxxxxxxx>
- Date: Thu, 11 Oct 2001 13:18:04 -0700
Abe,
ISPISCE also supports IBIS 3.2.
Regards,
Steve.
At 10:28 AM 10/11/2001 -0700, abe riazi wrote:
>Dear Ashok:
>
>Some of your questions have already been answered by Chris H. Simon and =
>Peter LaFlamme.=20
>
>In regard to price of HSPICE, I have been informed that it can cost =
>about $ 13, 000 to $ 20,000 depending on the platform and type of =
>license.
>
>Let me emphasize that one notable advantage of HSPICE is that it allows =
>direct use of IBIS models (which PSPICE does not) and this in turn =
>offers important applications. For example, I frequently carry out =
>pre-route and post-route PCB simulations using XTK, which requires first =
>converting an IBIS model into QUAD format (via IBIS2XTK program). To =
>evaluate level of inaccuracies which may have occurred (during model =
>translations from IBIS to XTK), certain nets are simulated using XTK =
>(with QUAD generated models) and also with HSPICE ( directly using IBIS =
>models) and then the HSPICE and XTK results are compared.
>
>Best Regards,
>
>Abe Riazi
>ServerWorks
>
>
>
>-----Original Message-----
>From: Ashok Babu K [SMTP:k.ashokbabu@xxxxxxxxxxxxx]
>Sent: Wednesday, October 10, 2001 11:46 PM
>To: ariazi@xxxxxxxxxxxxxxx; si-list@xxxxxxxxxxxxx
>Subject: Re: [SI-LIST] Re: Spice simulators
>
>Hi All,
>
>I have gone through the discussions on SPICE tool on this list. Main
>contenders are HSPICE and PSPICE. What about other SPICE tools like =
>ISPICE
>from Intusoft, or SPICE tools from Ansoft? Also some free SPICE tools =
>like
>WinSPICE are avalable. What about their limitations? What about price
>comparisons of PSPICE and HSPICE?
>
>Actually we would like to purchase Spice tool for our simulations at =
>OC48
>and OC192 systems. We considered PSPICE and HSPICE. The PSPICE pricing =
>is
>given as about 4500USD in their website, and no idea about HSPICE. Can
>anyone give us an idea about HSPICE pricing and its updates etc? We are
>awaiting response from Avanti, but we hope the response very fast in =
>this
>list.
>
>At high frequencies, frequency dependent lossy transmission line modes
>W-Element transmssion line models are used extensively. Is this model
>supported only in HSPICE? Can PSPICE support this? Does PSPICE has its =
>own
>model? Some SPICE tools support only RLC models. I feel that they maynot =
>be
>sufficient at frequencies of 2.5GHz. Can you please shed some light on =
>this?
>
>Also we would like to use HSPICE for our ASIC backend services? Will it =
>be
>feasible?
>
>Thanks and Regards,
>Ashok.
>----- Original Message -----
>From: "abe riazi" <ariazi@xxxxxxxxxxxxxxx>
>To: <si-list@xxxxxxxxxxxxx>
>Sent: Tuesday, September 04, 2001 10:44 PM
>Subject: [SI-LIST] Re: Spice simulators
>
>
> >
> > Dear Luca:
> >
> > Thanks for your good question. =3D20
> >
> > First let me mention that I really like PSpice due to several reasons =
>=3D
> > including:
> >
> > i. It allows graphical schematic entry of the design.
> > ii. It is quite easy to learn (and work with).
> > iii. A free version (however, with a limitation on maximum number of =
>=3D
> > components) is available.
> >
> >
> > On the other hand, PSpice has some important drawbacks in comparison =
>to =3D
> > HSPICE. For example, IBIS models cannot be directly used by PSpice =
>=3D
> > (and it is often necessary to approximate an IBIS models with VPULSE =
>or =3D
> > VPWL); whereas, HSPICE allows direct utilization of IBIS models.=3D20
> >
> > HSPICE also offers a wider choice for transmission line modeling, such =
>=3D
> > as lossless (T-element), and lossy (W-element); plus a field solver =
>for =3D
> > generating RLGC matrice.=3D20
> >
> > Additionally, there are certain SPICE models which can be directly =3D
> > simulated only with HSPICE. =3D20
> >
> > There are many HSPICE experts on the si-list and hopefully they will =
>=3D
> > explain why HSPICE is their preferred choice for SI simulations.
> >
> > Best Regards,
> >
> > Abe Riazi
> > ServerWorks
> >
> > -----Original Message-----
> > From: Luca Giacotto [SMTP:lgiacott@xxxxxxxxx]
> > Sent: Tuesday, September 04, 2001 12:49 AM
> > To: si-list@xxxxxxxxxxxxx
> > Subject: [SI-LIST] Re: Spice simulators
> >
> >
> >
> > On Sat, 1 Sep 2001 08:46:58 -0700
> > "Abe Riazi" <ARIAZI@xxxxxxxxxxx> wrote:
> >
> > >=3D20
> > > PSpice and HSPICE are among popular SPICE simulators.
> > > Each program possesses important advantages and disadvantages;
> > > however, HSPICE offers greater capabilities.
> > >=3D20
> > > The Avant! Star-Hspice Manual contains detailed sections on
> > > transmission line (both lossless and lossy) modeling, and a chapter
> > > devoted to use of IBIS models.
> > >=3D20
> >
> > About spice simulators, I always wondered why SI-people is especially
> > devoted to the HSpice. At least, this is my feeling following the
> > discussions on this list.
> >
> > Why is PSpice less interesting from an SI point of view? Does it =
>support
> > IBIS models?
> >
> > Best Regards,
> > Luca Giacotto
> >
> >
> >
> >
> > ------------------------------------------------------------------
> > To unsubscribe from si-list:
> > si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field
> > For help:
> > si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field
> >
> > List archives are viewable at:
> > //www.freelists.org/archives/si-list
> > or at our remote archives:
> > http://groups.yahoo.com/group/si-list/messages
> > Old (prior to June 6, 2001) list archives are viewable at:
> > http://www.qsl.net/wb6tpu
> >
> >
> >
>
>
>
>=00
>
>------------------------------------------------------------------
>To unsubscribe from si-list:
>si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field
>
>or to administer your membership from a web page, go to:
>//www.freelists.org/webpage/si-list
>
>For help:
>si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field
>
>List archives are viewable at:
> //www.freelists.org/archives/si-list
>or at our remote archives:
> http://groups.yahoo.com/group/si-list/messages
>Old (prior to June 6, 2001) list archives are viewable at:
> http://www.qsl.net/wb6tpu
>
------------------------------------------------------------------
To unsubscribe from si-list:
si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field
or to administer your membership from a web page, go to:
//www.freelists.org/webpage/si-list
For help:
si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field
List archives are viewable at:
//www.freelists.org/archives/si-list
or at our remote archives:
http://groups.yahoo.com/group/si-list/messages
Old (prior to June 6, 2001) list archives are viewable at:
http://www.qsl.net/wb6tpu
Other related posts:
