EEVblog #1208 – Circuit Analysis & Debugging

EEVblog

English - May 16, 2019 06:00 - 27 minutes - 174 MB Video - ★★★★★ - 79 ratings
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Previous Episode: EEVblog #1207 – ARM Dev Boards Falling From The Sky!

Next Episode: EEVblog #1209 – Mailbag

Fundamentals Friday Dave answers a beginner forum question of why their 74HC390 based breadboard counter circuit does not work properly. Let’s get up to our armpits in datasheets and troubleshooting. A two sentence forum response turned into a step-by-step 27min video investigation involving rise and fall times, setup and hold times, metatability, optocouplers, bypassing, open ...

Fundamentals Friday

Dave answers a beginner forum question of why their 74HC390 based breadboard counter circuit does not work properly.

Let’s get up to our armpits in datasheets and troubleshooting.

A two sentence forum response turned into a step-by-step 27min video investigation involving rise and fall times, setup and hold times, metatability, optocouplers, bypassing, open collectors, and breadboard connector traps for young players.

Forum HERE