2 Bit Addition
s = a . b’ + a’ . bc = a . b
3 Bit Addition
Full Adder
Full Adder
Example 1
Example 1
Example 1
Example 2
Example 2
Example 2
Example 3
Example 3
Example 3
Example 4
Example 4
Example 4
Carry in
Carry out
4-Bit Binary Adder
n-Bit Binary Adder
8-Bit Binary Adder using 4-bit Adder Modules
16-Bit Binary Adder using 8-bit Adder Modules
A = {A3 , A2 , A1 , A0} = {{a15, … , a12}, {a11, … , a8}, {a7, … , a4}, {a3, … , a0}}B = {B3 , B3 , B1 , B0} = {{b15, … , b12}, {b11, … , b8}, {b7, … , b4}, {b3, … , b0}} S = {S3 , S3 , S1 , S0} = {{s15, … , s12}, {s11, … , s8}, {s7, … , s4}, {s3, … , s0}}
16-Bit Binary Adder using 4-bit Adder Modules
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