[sdiy] Issue with CD4024 Ripple Counter

Tim Stinchcombe tim102 at timstinchcombe.co.uk
Sun Sep 19 22:44:49 CEST 2021


David,

> CD4024BCN works perfectly (2 chips tested)
> 
> CD4024BE does not work (3 chips tested) -- it seems to want to clock on
both
> edges, erratically.

So that we are completely clear, are these *all* made by TI, or are they
made by a mix of manufacturers, particularly the 'BCN' <-> 'BE' split?!

I have a single TI CD4024BE here, which I am tempted to stick on some
breadboard to see what _it_ does, particularly with reference to rise/fall
times.

Tim
__________________________________________________________
Tim Stinchcombe 

Cheltenham, Glos, UK
email: tim102 at timstinchcombe.co.uk
www.timstinchcombe.co.uk







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