3 bit Parallel adder/subtractor

half subtractor

HALF ADDER

full subtractor

Implement 4*1 and 8*1 multiplexer

2*2 binary multiplier

2-bit arithmetic logic unit

3 to 8 line decoder

SR AND D FLIP FLOP USING NAND GATE

1 * 4 and 1 * 8 demultiplexer

carry look ahead

AND GATE

OR Gate

NOR Gate

NOT Gate

NAND Gate

XNOR Gate

XNOR Gate

BINARY TO GRAY

NOT gate using NAND gate

GRAY TO BINARY

full adder

AND gate using NAND gate

(4 to 2) line and (8 to 3) Line Encoders

2 to 4 Line Decoder