Digital/Analog Converter(DAC)
< D/A Converter >
7490 – Decade and Binary Counter
7404 – Hex Inverter, 7405 – Hex Inverter(Open drain)
< 출력 파형 >
7490 – Decade and Binary Counter
7404 – Hex Inverter, 7405 – Hex Inverter(Open drain)

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