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4066 data sheets http://www.national.com/pf/CD/CD4066BC.html and
http://www.national.com/pf/CD/CD4066BM.html
"Shawn R. Lin" wrote:
>
> Arun Horne wrote:
> >
> > Can anyone draw me an electrical diagram of how to adapt the plans for a MD
> > interface at http://www.bazginge.demon.co.uk/images/MD_remote.jpg
> > such that they no longer use relays but are replaced with an IC (4067?).
> > This should make the kit much cheaper I think but I am not clear about the
> > design of this IC. I read a description of how to do it but it wasn't too
> > clear. I would be really greatful if anyone can sketch me a copy and scan it
> > and email it to me. If it is of any consequence I am using a Sony MZ-R37 and
> > would like to use the winamp plugin also available from the page where the
> > above plans are.
>
> Not sure about the 4067, but you could use a 4066. The 4066 is an old
> and common chip that had 4 solid-state switches in it. Each switch is
> ON with a +5V TTL signal on the control wire, and OFF with 0V on the
> control wire. You would need 3 of them, but they are cheap, much
> cheaper than relays. This is actually the first I've heard of a 4067,
> what's the difference? I think if you search the 'net, you will come up
> with datasheets.
>
> Shawn
>
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Jim Coon
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