[sdiy] Help, I'm Desperate! (Charge Injection with DG408)

[Uwe Schueler]

> ... How sure are you that the transition from one digital value to  
> the next is clean, i.e. that all three bits change state at exactly  
> the same time?
good point ! When controlling a MUX by asynchronous logic I use a one  
shot monostable @ ENable pin to suppress
glitches. A simple diode,C,Rpullup one shot driven by the (inverted)  
first spiking line might do it.