Elektronika - baza wiedzy

4508 - Dwukrotne, 4-bitowe "zatrzaski"


     +-----+--+-----+        +---+---+---*---+
1RST |1    +--+   24| VCC    |/OE| LE| D | Q |
 1LE |2           23| 2Q3    +===+===+===*===+
/1OE |3           22| 2D3    | 1 | X | X | Z |
 1D0 |4           21| 2Q2    | 0 | 0 | X | - |
 1Q0 |5           20| 2D2    | 0 | 1 | 0 | 0 |
 1D1 |6           19| 2Q1    | 0 | 1 | 1 | 1 |
 1Q1 |7    4508   18| 2D1    +---+---+---*---+
 1D2 |8           17| 2Q0
 1Q2 |9           16| 2D0
 1D3 |10          15| /2OE
 1Q3 |11          14| 2LE
 GND |12          13| 2RST
     +--------------+