Quantity   Component name
6 × 74HC4040 Electronic Components / Misc. Electronic Components
8 × 74HC251 Logic ICs / Decoders, Encoders, Multiplexers, Demultiplexers
1 × ATMEGA328P Microprocessor
14 × .1 uF capacitors
1 × 32.768 KHz watch crystal
2 × 22 pF capacitors
1 × 16 MHz crystal