Two 4-bit comparators are cascaded to form an 8-bit comparator. The cascading inputs of the most significant 4 bits should be connected ________.

Question

TuteeHUB · Accepted Answer

to the cascading inputs of the least significant 4-bit comparator

TuteeHUB · Answer

to the outputs from the least significant 4-bit comparator

TuteeHUB · Answer

A = B to a logic high, A < b and a > B to a logic low

TuteeHUB · Answer

ground

1.	Two 4-bit comparators are cascaded to form an 8-bit comparator. The cascading inputs of the most significant 4 bits should be connected ________.
A.	to the outputs from the least significant 4-bit comparator
B.	to the cascading inputs of the least significant 4-bit comparator
C.	A = B to a logic high, A < b and a > B to a logic low
D.	ground
Answer» B. to the cascading inputs of the least significant 4-bit comparator

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