Function
Table
(each gate)| INPUTS(1) | OUTPUT(2)
Y |
|---|
| A | B | C | D |
|---|
| H | H | H | H | H |
| L | X | X | X | L |
| X | L | X | X | L |
| X | X | L | X | L |
| X | X | X | L | L |
(1) H = High Voltage Level, L = Low Voltage Level,
X = Do not Care, Z = High Impedance
(2) H = Driving High,
L = Driving Low, Z = High Impedance State