Elektronika - baza wiedzy

4012 - Dwukrotne, 4-wejściowe bramki NAND


+---+--+---+             +---+---+---+---*---+        ____
/1Y |1  +--+ 14| VCC         | A | B | C | D |/Y |   /Y = ABCD
 1A |2       13| /2Y         +===+===+===+===*===+
 1B |3       12| 2D          | 0 | X | X | X | 1 |
 1C |4  4012 11| 2C          | 1 | 0 | X | X | 1 |
 1D |5       10| 2B          | 1 | 1 | 0 | X | 1 |
    |6        9| 2A          | 1 | 1 | 1 | 0 | 1 |
GND |7        8|             | 1 | 1 | 1 | 1 | 0 |
    +----------+             +---+---+---+---*---+