Mux using gates

4-16 Decoder

Mux 4:1

16 : 1 Multiplexer using 8:1

8 to 1 Multiplexer

4 to 2 Priority encoder

8 : 3 General & Priority Encoders

2-4 Decoder que

2 BIT COMPARATOR

4 bit binary Decrementer

3 Bit Comparator

4 bit decrement

full subtractor using MUX

Full Adder Decoder

full adder using decoder

BCD ADDER

common bus tristate

2 BIT COMPARATOR

4:2 priority encoder

4-to-16 Decoder from 2-to-4 Decoder

Common Bus system using multiplexer

4:1+4:1+2:1=8:1

full subtractor using mux

2-4 Decoder que

4-bit parallel adder/subtractor

4-bit parallel adder/subtractor