[sdiy] Another LM13700?

Todd Sines sines_list at scale.la
Wed Jun 14 05:48:26 CEST 2023


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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