[sdiy] 3 bit A to D with hysteresis?

[jhaible]

> Can anyone point me to a 3 bit A to D with hysteresis?
> (yeah I now I can do it with a PIC! but, there must be an elegant
alternative.. eventually I want to be able to select between 8 inputs by a
control voltage, but without problems of 'jumping around' on the edges of
the changeovers.)



Something like this?

http://www.oldcrows.net/~jhaible/polykorg/jh_3200_mg1_sh_vcf_2of6.gif

Includes the switches already. 6 Channels only, but easy to make it 8
channels.

JH.