RV: NE555 & LM555

[Harry Bissell]

The difference is subtle.  In most circuits they are interchangable, so try it.
But in
the MiniModular (Chris MacDonald) the LM555 does not work, and the NE555
does. Difference in the trigger and reset inputs is the "hidden weenie" here.

H^) harry

David Castillo wrote:

>  Hi people!
>
>  What's the difference between the LM555 and the NE555?
>
>  I've bought one today for building a very simple LFO. I asked a LM and they
> gave me an NE.
> I know they're cheap but if I can save the effort of going to the shop to
> change it would be cool :).
>
>      Bye!