[sdiy] 4016 versus 4066 switches in MemoryMoog

[Alexandre Souza]

Maybe 4066 (with lower internal resistance) were more expensive than 4016,
so Moog used it only on critical signal paths, to save money


2016-10-09 10:38 GMT-03:00 Jarno Verhoeven <jarno.verhoeven at ziggo.nl>:

> 4016 has a higher on resistance, 4066 lower, but they are both switching
> audio signals, hmmm.
> Is the extension on both the same (do these come in buffered and
> unbuffered?)?
>
> Regards,
>
> Jarno
>
>
>
> Verzonden vanaf mijn Samsung-apparaat
>
>
> -------- Oorspronkelijk bericht --------
> Van: Tom Wiltshire <tom at electricdruid.net>
> Datum: 09-10-2016 11:11 (GMT+01:00)
> Aan: synthdiy diy <synth-diy at dropmix.xs4all.nl>
> Onderwerp: [sdiy] 4016 versus 4066 switches in MemoryMoog
>
> Hi all,
>
> I've been reading the MemoryMoog schematics, and I notice that in certain
> parts of the voice card they use 4016 analog switches (for example, turning
> osc waveforms on and off) but in other places they used 4066 analog
> switches (for example, voice modulation enables).
>
> http://www.memorymoog.com/docs/mm_schematics.pdf
>
> I've always regarded these two chips as broadly equivalent, but apparently
> Moog didn't think so. What's the important difference between them, and why
> use one rather than the other?
>
> Thanks,
> Tom
>
>
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