[sdiy] low input bias current opamps

[Matthias Herrmann]

I always had the idea of doing a S/H with an ADC and a DAC sometimes - just to break a butterfly on a wheel.


> -----Ursprüngliche Nachricht-----
> Von: Synth-diy [mailto:synth-diy-bounces at synth-diy.org] Im Auftrag von
> rsdio at audiobanshee.com
> 
> Aren�t *all* S/H circuits discrete in the sense that the capacitor is
> always external? I mean, you still have to be concerned with guard rings
> and other layout issues that can affect the performance.
>