Elektronika - baza wiedzy

4019 - Czterokrotne, 2-wejściowe multipleks


    +---+--+---+             +---+---+---+---*---+
4A1 |1  +--+ 16| VCC         | A0| A1| S1| S0| Y |    Y=S0.A0+S1.A1
3A0 |2       15| 4A0         +===+===+===+===*===+
3A1 |3       14| S1          | X | X | 0 | 0 | 0 |
2A0 |4       13| Y4          | X | 0 | 0 | 1 | 0 |
2A1 |5  4019 12| Y3          | 0 | X | 1 | 0 | 0 |
1A0 |6       11| Y2          | X | 1 | X | 1 | 1 |
1A1 |7       10| Y1          | 1 | X | 1 | X | 1 |
GND |8        9| S0          +---+---+---+---*---+
    +----------+