Not sure. It was in my Docs folder of my TS archive. It's a 40 page Cirrus
Logic pdf called "EP9301 Data Sheet". That's not the same as the "User
Guide".
On Fri, 1 Feb 2013, Yan Seiner wrote:
> Hi Jim:
>
> Where did you find the data sheet?
>
> --Yan
>
> On Fri, February 1, 2013 8:58 am, Jim Jackson wrote:
> >
> > The Data sheet says hi out is 0.85 * RVDD at a current of 4mA
> > and lo out is 0.15 * RVDD when sinking 4mA
> > RVDD is nominally 3.3v
> > output voltages will vary with current sourced or sunk.
> > It seems to say that max output current per pin is +/- 50mA, but that
> > seems
> > high to me.
> >
> > Hi input is 0.65 * RVDD or above and Lo input is 0.35 * RVDD or less.
> >
> > I'd not want to source or sink more than 10mA, and would prob buffer
> > even that.
> >
> >
> >
> > On Fri, 1 Feb 2013, Yan Seiner wrote:
> >
> >> I know this is somewhere, but I can't find it.... I've looked in both
> >> the EP93xx manual and the TS7200 wiki....
> >>
> >> What are the electrical specs on the DIO on the 7200?
> >>
> >> The header brings out 3.3V so I am assuming that the output is 3.3V.
> >> How much current can it source? How much current can it sink?
> >>
> >> What about the input? Is it 3.3 unbuffered? At what voltage does it
> >> turn on?
> >>
> >
> >
> > !DSPAM:510bf5bf68722612618147!
> >
>
>
> --
>
>
>
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