[sdiy] TL072??

mark verbos mverbos at earthlink.net
Wed Jun 11 18:31:16 CEST 2014


I don't remember that ever happening. I use TL082 for most audio path stuff and TL062 for most control path stuff. I don't ever use TL072, but I assume they are pretty much the same as TL082.

Mark





On Jun 11, 2014, at 12:10 PM, Dan Snazelle wrote:

> they are not always interchangeable
> 
> at least not in terms of certain applications.
> 
> i can think of at least one case of my own and im pretty sure others have told me of cases where they needed an 82 vs 72 or vice versa. ( my instance was involving a product of mine and in the BOM there is an 82) where a. 82s (poorer?)
> performance versus the 72 was more desirable.
> 
> (it was in an lfo btw)
> 
> however this was NOT based on a noise consideration but, I seem to recall (this was waaaay back in 2009) based on either slew or current.
> 
> 
> maybe verbos can remember ?
> 
> 
> best
> 
> 
> 
> 
> Sent from my iPhone
> 
>> On Jun 11, 2014, at 12:23 AM, "David G Dixon" <dixon at mail.ubc.ca> wrote:
>> 
>> I think they're interchangeable. 
>> 
>>> -----Original Message-----
>>> From: synth-diy-bounces at dropmix.xs4all.nl 
>>> [mailto:synth-diy-bounces at dropmix.xs4all.nl] On Behalf Of Tim Ressel
>>> Sent: Tuesday, June 10, 2014 9:04 PM
>>> To: Synth-Diy
>>> Subject: [sdiy] TL072??
>>> 
>>> Hi,
>>> 
>>> Someone please explain to me the difference between the TL072 
>>> and the TL082. I keep hearing about its low noise, but 
>>> according to the datasheets the noise is identical, as is the 
>>> input offset current. The input bias current is actually 
>>> higher on the TL072.  
>>> 
>>> I don't get it.
>>> 
>>> 
>>> 
>>> Tim Ressel
>>> Circuit Abbey
>>> 503-750-9331
>>> timr at circuitabbey.com
>>> _______________________________________________
>>> Synth-diy mailing list
>>> Synth-diy at dropmix.xs4all.nl
>>> http://dropmix.xs4all.nl/mailman/listinfo/synth-diy
>> 
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