How to figure RC for 74121 Monostable

Thread Starter

ahbing

Joined Sep 12, 2017
4
Hi, Im building a 74121 monostable just for my own experiment but I don't know when to use 0.33*R*C or 0.7*R*C for the formula. Anyone can help me on this? I'm a newbie.


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This thread was split from -- Monostable Multivibrator 74121.
 
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