Quantity   Component name
2 × 74LS181 4 bit ALU
1 × 62256 32k x 8 bit SRAM
5 × AT28C256 Memory ICs / EEPROMsEEPROM 32k X 8 bit
13 × 74ALS874 8 bit register with async CLR and 3-state outputs
10 × 74LS154 4 to 16 demux
1 × 74HCT4017 Ring counter
4 × 74LS161 4 bit synchronous counter with presetable outputs
25 × Breadboard 830 pin breadboard