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Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 16
6.
7483 is a TTL binary adder. It can add
two 4-bit binary numbers
four 6-bit binary numbers
four 8-bit binary numbers
any number of 4-bit numbers
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
A 12 bit ADC is operating with 1 μs clock period. Total conversion time is 14 μs. ADC is
flash type
counting type
integrating type
successive approximation type
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
An 8156 has A15 connected to its CE input. A14 to A8 are unconnected, and AD7 to AC0 are connected ignoring shadows, what are the RAM locations?
(4000)H - (40FF)H
(8000)H - (80FF)H
(8000)H - (40FF)H
Any of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
D/A converters are generally
weighted resistor network
binary ladder network
either (a) or (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Is the interrupt-enable flag?
Low
High
Never
None
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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