/diy/ - Do It Yourself

>>2402515
See:
https://en.wikipedia.org/wiki/List_of_7400_series_integrated_circuits
https://en.wikipedia.org/wiki/List_of_4000-series_integrated_circuits
There's a lot of overlap between the two, and also some loan designs like the 74HC4046. And in the 7400 series there's a lot of different logic families, like high-speed CMOS (HC), low-power schottky (LS), etc.

As the other anon said, use the schmitt NANDs in place of the schmitt NOTs.
See:
https://en.wikipedia.org/wiki/Schmitt_trigger
Also if you're curious about your 74LS05s:
https://en.wikipedia.org/wiki/Open_collector

>>2402661
>>2402675
Probably DW01 + dual MOSFET IC
picrel