AW[n]: Re[2]: LF411 Op-Amp dilemma

[synades]

On Thu, 23 Jan 1997, Haible_Juergen#Tel2743 wrote:

> The TL071 has better noise than the TL081, costs the same,
> and should be otherwise identical. Or is there any other
> difference between 071 and 081, other than noise?

i have downloaded the datasheets for tl071 and tl081. and both have Vn =
18nV/^Hz and In = 0.01 pA/^Hz. so i ask why the 071 have lower noise than
the 081?

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