[sdiy] CD4067 MUX, supplier differences?

[mark verbos]

I had a batch of them that didn't work a few years ago. I never found an explanation. I think of them as "scary" every time I consider using them.

Mark


On Oct 16, 2012, at 11:28 PM, Tom Arnold wrote:

> On Wed, Oct 17, 2012 at 03:58:31AM +0200, Ove Ridé wrote:
>> A first sanity check: Are you sure it's a CD4067 you're using and not
>> a 74HC4067? Despite what anyone might have told you, they're not
>> equivalent. While the pinout is identical, the 74HC variant has a
>> lower limit for the Vcc than a proper CD4067.
> 
> Unless TI is labeling their parts wrong I've tried CD4067s from two batches.
> 
> I'm really stumped on this one.  Puppy staring at gramophone level of
> stumped... 
> 
> -- 
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