[sdiy] Another new hard to find part....

Roy J. Tellason rtellason at blazenet.net
Tue Jul 6 17:06:47 CEST 2004


On Tuesday 06 July 2004 10:10 am, Paul Maddox wrote:
> Roy,
>
> > > Now if you want a hard to find logic chip ;- 74F189 :-)

> > That sounds vaguely familiar but it's not on the handy list here.  What
> > the heck is it?

> hehe, 16 by 4bit dual port SRAM with inverting outputs.
> the 74F219 is the same, but has non-inverting outputs..

Ah.  I thought I'd seen the '189 number somewhere,  but I don't think I've 
ever actually encountered anything that used that chip.  Or some of the other 
oddball TTL that's out there...








More information about the Synth-diy mailing list