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Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 23
11.
Which of the following is the least important consideration while selecting a logic technology?
Power dissipation
Noise immunity
Number of pins
Cost
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The logic circuit of the given figure realizes the function
(A + B + C)(D)(E)
(A + B + C) (D)(E)
(A + B = C) (D)(E)
(A + B + C)(D)(E)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Is Schottky TTL, Schottky diode is used primary to
prevent saturation of the transistor
saturate the transistor
act as a switch
act as a controlling switch
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
What is the maximum output voltage from the 741 op-amp?
Zero
Approximately 1 V
Approximately 3 V
Approximately 5 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
A full adder is to be implemented using half adders and OR gates. A 4 bit parallel adder without any initial carry requires
8 half adders and 4 OR gates
8 half adders and 3 OR gates
7 half adders and 3 OR gates
7 half adders and 4 OR gates
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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