DE: Unit 3 Review

DE: Unit 3 Review

Assessment

Flashcard

Other

12th Grade

Hard

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18 questions

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1.

FLASHCARD QUESTION

Front

What is the limitation of the 74LS93 counter?

Back

It can only be used to implement up counts.

2.

FLASHCARD QUESTION

Front

What is the primary difference between a D flip-flop and a D latch?

Back

The clock input is edge sensitive for the flip-flop and level sensitive for the latch.

3.

FLASHCARD QUESTION

Front

What is the purpose of asynchronous inputs (Preset & Clear) in a flip-flop?

Back

To override the clock/data inputs and force the outputs to a predefined state

4.

FLASHCARD QUESTION

Front

What is the function of the Enable (EN) input in a transparent D-latch?

Back

To control when the latch is transparent or latched

5.

FLASHCARD QUESTION

Front

Which type of flip-flop has a positive edge-triggered clock input?

Back

D flip-flop

6.

FLASHCARD QUESTION

Front

What is the timing interval before the active transition of the clock signal during which the data input must be maintained called?

Back

Setup Time (tS)

7.

FLASHCARD QUESTION

Front

Which component is used to force the output of a flip-flop to a predefined state? Options: Data input, Clock input, Enable input, Asynchronous inputs (Preset & Clear)

Back

Asynchronous inputs (Preset & Clear)

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