Arithmetic Components Flashcards

1
Q

Half-adder

A

Adds 2-bits at a time generating carry out (co) and sum (s)

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2
Q

Full adder

A

Adds 3-bits producing carry out (co), sum (s), and carry in (ci)

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3
Q

Carry-ripple adders

A

Subsequent stages of addition need to wait on previous stages to complete their addition due to a delay of carry out going into the next stage

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4
Q

Incrementer

A

Adding 1 to the MSB with cascading half adders

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5
Q

What does a 4-bit adder produce

A

4-bit sum and 1-bit carry out (5-bit output)

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