4046 VCO experiment,inner workings.

[Augusto Pinoche]

>The current source should be pretty linear but with some error at the
>low end. (Why not use a jfet precision current source?).
>
>I think the inner VCO circuitry is not published.

The data spec from NS october 1995 for the 74HC4046 shows
the inner function, and so do the data specs from Harris/Fairchild
feb 1999(revised),1984.

The Fairchild spec is on the net but i dont know about the NS.

Reg
Dictator
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