Quantity   Component name
8 × PTS647SM38SMTR2LFS Buttons
1 × ATMEGA328PB-AU
1 × SN74LS47DR Logic ICs / Decoders, Encoders, Multiplexers, Demultiplexers
1 × FT230XS-R Microprocessors, Microcontrollers, DSPs / Microprocessors (MPUs)
2 × ULN2003A Discrete Semiconductors / Transistor Arrays
1 × CD74HC238M96 Logic ICs / Decoders, Encoders, Multiplexers, Demultiplexers
1 × SN74HC139DR Logic ICs / Decoders, Encoders, Multiplexers, Demultiplexers
1 × CD4021BM96 Shift register
4 × AO3401A PMOS transistor
1 × 1050170001 Micro USB connector
1 × Q13FC13500004 Frequency Control / Crystals
1 × 0402CG150J500NT Capacitors / Ceramic
1 × 0603WAF3300T5E Resistors (Fixed) / Thick Film Surface Mount
1 × 0603WAF220JT5E Resistors (Fixed) / Thick Film Surface Mount
1 × 0603WAF1002T5E Resistors (Fixed) / Thick Film Surface Mount
1 × KT-0603R Red LED, SMD 0603
1 × CL21A106KAYNNNE Capacitors / Ceramic
1 × CL10B102KB8NNNC Capacitors / Ceramic