[sdiy] DIP LM13700 discontinuation

cheater cheater cheater00social at gmail.com
Fri May 28 22:36:23 CEST 2021


Hey Neil,
what makes the OPA1656 and TLV9152 so amazing?

Also, do they come in convenient smd packages?

Thanks.

On Fri, May 28, 2021 at 11:41 AM Neil Johnson via Synth-diy
<synth-diy at synth-diy.org> wrote:
>
> David G Dixon wrote:
> > In 12 years of designing modules, I have never used anything other than
> > TL072 and TL074.  No one has complained.
>
> For what they cost they're pretty good opamps, and suitable for many
> applications.  Sure, they're not the lowest noise, or distortion, or
> offset, or drift, or power consumption, but they are incredibly cheap
> (but not too cheap!).  For general use they're hard to beat.
>
> Typical mixing desk these days is TL072 for all but high-gain blocks,
> where it's either transistors as the gain elements (mic pre) or 5532
> or 5534 for the sum amps.
> As an example, https://www.allen-heath.com/ahproducts/wz14-4-2/
>
> Brian Willoughby wrote:
> > I consider the Excalibur series of op-amps to be the cream of the
> > crop. I assume they're just modern versions of the TL082 and TL072, et cetera.
> >
> > TLE2082
> > TLE2072
>
> Over-priced for the noise and distortion.  Unless you're an "072"
> fetishist with deep pockets there are much better opamps for much less
> money.  The mutts nuts right now for audio appears to be the OPA1656,
> with the OPA1678 trying to take over the TL072's position.
>
> One opamp I'm having a lot of fun with right now is the TLV9102 in a
> battery-powered application.  It's cousin the TLV9152 is astonishing!
>
> Neil
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