Digital Electronics - Flip-Flops - Discussion

Discussion Forum : Flip-Flops - General Questions (Q.No. 45)
45.
An RC circuit used in a 74122 retriggerable one-shot has an REXT of 100 k and a CEXT of 0.005 F. The pulse width is ________.
70 s
16 s
160 s
32 s
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
12 comments Page 2 of 2.

Shesh said:   1 decade ago
W=0.69*r*c
=0.69*100000*0.005*10^-6
=345*10^-6
Not getting

Varun said:   1 decade ago
W=0.69*r*c.

Calculate you get the answer.


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