[sdiy] Mystery CMOS chips...

[Roy J. Tellason]

On Monday 27 October 2008 13:25, Ian Smith wrote:
> > --Try "4506". It's some kind of CMOS gate. One manuf. added a "1" before
> > the typical CMOS ids.
>
> Tried that.... all I got was  High Voltage Planar Resistors *shrug*
>
> -Ian

Try here:

http://www.classiccmp.org/rtellason/by-generic-number.html

:-)

And it was Motorola that put the 1 in front of the numbers because they'd 
already used 4000 series numbers on some of their parts,   so for example 
MC4044 is NOT the same as CD4044,  where MC14044 is.

> >> Hi all,
> >>
> >> I've been trying to puzzle out what these chips are that I have. I
> >> recieved 4 chips marked MC14506B in a set of CMOS grab bags from
> >> Electronic Goldmine http://sales.goldmine-elec.com/
> >>
> >> I've tried to find a datasheet for it at all the usual places (i.e.
> >> alldatasheets.com, datasheet4u.com, etc.) I swear the thing doesn't
> >> exist. Mouser doesn't have it. Electronic Goldmine doesn't have it
> >> individually listed...
> >>
> >> I'm at a loss.
> >>
> >> -Ian
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> > --
> > John Blacet
>
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