FreeLists / si-list / [SI-LIST] Re: Vih for PCI

[<marko.pulli@xxxxxxxxx>]

Hi,

Thanks for the information!

Just curious - How are the two different input voltage treshold levels =
managed in the chip when it's 3.3V and 5V compatible? Does the pin have =
actually two input cells?

Br,
Marko

> -----Original Message-----
> From: ext Ingraham, Andrew [mailto:Andrew.Ingraham@xxxxxx]
> Sent: 09. July 2002 19:57
> To: si-list@xxxxxxxxxxxxx
> Subject: [SI-LIST] Re: Vih for PCI
>=20
>=20
> But I forgot to mention that I have known "PCI" cards (or shall I say,
> cards that can plug into a PCI connector and pretend to be PCI) that
> required a Vih(min) of 0.9*Vcc.  Did not work unless the signal was 5V
> rail-to-rail.
>=20
> Andy
>=20
>=20
>=20
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