[SI-LIST] Re: How to measure package impedance or characteristic for a chip?
- From: Quyen Vu <Quyen.Vu@xxxxxxx>
- To: kantor@xxxxxxx
- Date: Mon, 7 Oct 2002 14:07:15 -0700 (PDT)
Hi Isaac,
Can we access the presentation on line? if so, when could we access it?
Thanks,
qv
> Delivered-To: si-list@xxxxxxxxxxxxx
> From: "Isaac Kantorovich" <kantor@xxxxxxx>
> To: <John@xxxxxxxxxxxx>, <si-list@xxxxxxxxxxxxx>
> Subject: [SI-LIST] Re: How to measure package impedance or characteristic=
for=20
a chip?
> Date: Sat, 5 Oct 2002 12:45:07 -0400
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>=20
>=20
> John,
>=20
> Our presentation on 11th EPEP conference in Monterey, CA, may be of inter=
est
> to you. It suggests a method of on-chip impedance measurement under compu=
ter
> operating conditions (die and package are not separated), which can allow
> you to measure milliohms and fractions of milliohms of impedance at large
> frequency range.
>=20
> The presentation will be on Wednesday, October 23, from 8.30 to 9.50 am. =
The
> title is:
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> "Measurement of milliohms of impedance at hundred MHz on Chip Power Suppl=
y
> Loop," Isaac Kantorovich, Chris Houghton, Steve Root and Jim St. Laurent,
> Hewlett-Packard, USA
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> Regards,
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> Isaac Kantorovich,
> HP Corporation
>=20
>=20
> ----- Original Message -----
> From: "John Lin (=AAL=B4=C2=B7=D7)" <John@xxxxxxxxxxxx>
> To: <si-list@xxxxxxxxxxxxx>
> Cc: "John Lin (=AAL=B4=C2=B7=D7)" <John@xxxxxxxxxxxx>
> Sent: Thursday, October 03, 2002 9:23 PM
> Subject: [SI-LIST] How to measure package impedance or characteristic for=
a
> chip?
>=20
>=20
> > Dear all SI gurus,
> > Can somebody help to provide me a way to measure chip package impedance
> without separating die and package?
> > Can a TDR be used to do so? Or what instruments, such as VNA, to do s=
o?
> > Do I need to make a fixture on PCB to measure it?
> >
> > Thank you for your helps in advance :-)
> >
> > John Lin
> >
> > Quanta Computer Inc.,Taiwan, R.O.C.
> > Email: John@xxxxxxxxxxxx
> > Tel: 886+3+3272345 ext. 5183
> >
> >
> >
> >
> >
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