[sdiy] Another LM13700?

bbob fluxmonk at gmail.com
Wed Jun 14 06:04:05 CEST 2023


That’s an entirely different fab process, I believe

On Tue, Jun 13, 2023 at 11:52 PM Todd Sines via Synth-diy <
synth-diy at synth-diy.org> wrote:

> Then what’s keeping someone from doing the Reticon SAD1024/4096? :)
>
>
> Todd
>
> On Jun 13, 2023, at 10:16 PM, Mike Bryant <mbryant at futurehorizons.com>
> wrote:
>
> I've used that company's 5532 and it was fine - met all the specs of the
> original.  As Neil said they are probably just absolute copies of one
> version or another.  There's a company in Singapore which will take any
> chip and strip away the layers so as to produce an exact set of masks (and
> a schematic);
>
> ------------------------------
> *From:* Synth-diy <synth-diy-bounces at synth-diy.org> on behalf of Mike
> Beauchamp <list at mikebeauchamp.com>
> *Sent:* 13 June 2023 23:13
> *To:* synth-diy at synth-diy.org <synth-diy at synth-diy.org>
> *Subject:* [sdiy] Another LM13700?
>
> Just came across this today:
>
>
> https://www.lcsc.com/product-detail/Operational-Amplifier_HGSEMI-LM13700M-TR_C5160094.html
>
> No clue what the deal is with them, and the price isn't much better than
> ordering direct from TI. But could this be another actual manufacturer
> of this chip? Might be nice for those like me that love and rely on this
> part #.
>
>
> Mike
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