I would like to see a careful measurement of it in the regions of interest
(below Vss and above Vdd):

to see just where the threshold really is,

how hard the knee is,

etc.

Maybe we can learn a little bit more by doing this.

Bob Ammerman
RAm Systems
(contract development of high performance, high function, low-level
software)




----- Original Message -----
From: "Spehro Pefhany" <speff@INTERLOG.COM>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Monday, August 06, 2001 10:04 AM
Subject: Re: [PIC]: Input protection V-I curve


> At 10:08 AM 8/6/01 -0400, you wrote:
> >If somebody had a little bit of time to work it up, I'd love to see an
V-I
> >curve for various flavors of PIC inputs.
>
> It should be just a forward biased silicon diode for all but the oddball
> ones without protectin diode (Vpp) ... is that what you want to see?  Or
> confirm?
>
> Best regards,
>
> Best regards,
>
>
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=
> Spehro Pefhany --"it's the network..."            "The Journey is the
reward"
> speff@interlog.com             Info for manufacturers:
http://www.trexon.com
> Embedded software/hardware/analog  Info for designers:
http://www.speff.com
> Contributions invited->The AVR-gcc FAQ is at:
http://www.bluecollarlinux.com
>
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=
>
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