[SI-LIST] Re: R: LVDS Simulation?

Gustav, that is a LOT of overshoot for a nominal 400mV p-p LVDS=20
signal.  How are you terminating it?

Steve.
At 12:20 PM 2/24/2005 +0100, Guasti Giovanni wrote:
>why should it be linear?
>         Giovanni
>-----Messaggio originale-----
>Da: =BC=DB=C0=CE=B8=ED [mailto:imsong91@xxxxxxxxx]
>Inviato: giovedi 24 febbraio 2005 11.10
>A: si-list@xxxxxxxxxxxxx
>Oggetto: [SI-LIST] LVDS Simulation?
>
>
>  Hello !
>In sigxp, I faced a certain problem of simulation LVDS.
>The Driver is TS201S(Analogh Device DSP) and Receiver is same device.
>When I tried to analize the LVDS, I found some problem.
>The problem is Overshoot which is not linear relative to trace length.
>
>
>l
> >> Driver =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D100ohm=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3DReceiver
>l =3D 200mm =3D> Overshoot : 670mV
>l =3D 220mm =3D> Overshoot : 532mV
>l =3D 300mm =3D> Overshoot : 530mV
>l =3D 400mm =3D> Overshoot : 632mV
>
>Please let me know why this happened.
>
>
>
>
>
>
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>
>[IMG]
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