Skip to main content

All Questions

Tagged with
Filter by
Sorted by
Tagged with
5 votes
1 answer
1k views

Why are my 74F chips incompatible with 74LS?

I have a functioning electronic project I made as a hobby using SN74LS161 4 bit counters and SN74LS08 quad AND gates. I replaced the counters with SN74F161 which are supposed to be faster but have the ...
Andrea Bianchi's user avatar