[sdiy] Switching large analog signals from lower voltage logic

[Scott Nordlund]

The DG series analog switches can do this.

> From: ol.gillet at gmail.com
> Date: Wed, 27 Apr 2011 04:00:55 +0200
> To: synth-diy at dropmix.xs4all.nl
> Subject: [sdiy] Switching large analog signals from lower voltage logic
> 
> Hi all,
> 
> I need to switch/mux analog signals in the 0-9V range from logic
> signals generated by a microcontroller powered at +5V. Do you know any
> part which could deal with the lower logic level? I've tried with some
> 74hc4051s, it somehow worked, but the datasheet mentions a threshold
> of 4.7V (up to 6.3V) under 9V operation, so I suspect this could be
> very flaky. I'm not too fond of doing level translation for this, but
> if this is the way to go...
> 
> Thanks!
> Olivier
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