[sdiy] that LM13-something chip again...

cheater cheater cheater00social at gmail.com
Wed Jun 9 18:27:28 CEST 2021


Home organs went fully digital in the 80s :-) I don't think they'd go
EOL in 2021 over home organs.

On Wed, Jun 9, 2021 at 1:24 PM Michael E Caloroso via Synth-diy
<synth-diy at synth-diy.org> wrote:
>
> They were probably very prominent in home organs.  Likely displaced by
> ASICs, which may explain their EOL.
>
> MC
>
> On 6/8/21, Paul Perry via Synth-diy <synth-diy at synth-diy.org> wrote:
> >
> > I've never seen the LM13700 in anything except music/audio -
> > where are they all going??
> > never found one in random e-waste scavageing,
> > i have a lifetime supply, but that's more a reflection on my age...
> >
> > paul perry Melb Aust
> >
> >
> > ------ Original Message ------
> > From: "kenny at beatkamp.com" <kenny at beatkamp.com>
> > To: "Mike Bryant" <mbryant at futurehorizons.com>
> > Cc: "Synth-diy" <synth-diy at synth-diy.org>
> > Sent: 8/06/2021 1:33:56 AM
> > Subject: Re: [sdiy] that LM13-something chip again...
> >
> >>
> >>
> >>This is cozy information. Thank you.
> >>
> >>
> >>>  That's always the problem with IC manufacture.  There's probably 10,000
> >>> or
> >>>  more of these on a wafer, and you usually make 25 wafers at a time.
> >>> You
> >>>  don't have to test and package them all at the same time as it's
> >>> possible
> >>>  to store processed wafers, but even if they just package 3 wafers
> >>> there's
> >>>  a sudden glut.
> >>>
> >>
> >>
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