Thread: Interesting Vintage TTL Logic IC Problem
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Old 12th Oct 2021, 10:39 am   #5
Dickie
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Join Date: Sep 2004
Location: St. Albans, Hertfordshire, UK.
Posts: 1,478
Default Re: Interesting Vintage TTL Logic IC Problem
I think that 10K input resistor is too big. It could prevent the input going to a logic"0".
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