A Sanity-Reality Test...
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There is extensive use of “Tooltips” text to support learning which do not seem to render on a Smartphone. Therefore this site is best viewed via a computer’s HD monitor
You must be very careful what your perceptions lead you to conclude/believe… Things are not always what they may seem… 1
Elsewhere I have been focussing on a 45-year-old, classic microprocessor; the Zilog Z80…
I believed NOBODY could still be using a Z80 !! So I looked on Digikey and Mouser and discovered just how wrong I was !!
I am very interested in “Stock Quantities” 2
A 10MHz Z80 in a 44-pin LCC, has a stock quantity of over 2,000 with a manufacturer’s lead-time of 24 weeks 3 Z84C0010VEG
Mouser has 38 in stock with 700 expected 3rd week of July 2022…
A 10MHz Z80 in a 100-pin QFP, has a stock quantity of 1260 with a manufacturer’s lead-time of 24 weeks 3 Z84C1510FEG
Mouser has 75 in stock with 858 expected 3rd week of July 2022…
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And this is why you need to make the conscious effort to cultivate an “open mind”… Having a closed-mind is one of the greatest barriers to your own insight, learning and personal growth… ↩
This is a very important “reality indicator” - if it is in many 100’s or 1000’s or many thousands, it shows that particular part is being actively used CURRENTLY & IN PRODUCTION quantities ↩