[sdiy] The TL074 has changed!

[Mike Beauchamp]

To make things more murky, here's a manufacturer expecting TL074H's but 
upon decapping them, suspects they are TL074C (or counterfeit)

https://the-analog-thing.org/newsletter/9/

Mike




On 2025-08-01 21:52, mskala at northcoastsynthesis.com wrote:
> On Fri, 1 Aug 2025, Mike Beauchamp wrote:
> 
>> The new version has been around for a while as the TL074H, marketed as an
>> "improved version", but according to the latest datasheet from July 2025 (
>> https://www.ti.com/lit/ds/symlink/tl074h.pdf ) Table 9-1 Page 34, the new die
>> is now being used in all of the other TL074s (except TL07xM):
> 
> Disappointing, but unsurprising.  Nobody wants to manufacture any non-CMOS
> chips anymore.  As soon as the "H" chips appeared on the same data sheet
> as the classic TL074, with seemingly deliberate confusion between the
> two, it was clear which way the wind was blowing.
>