Table 7-1 lists the functional modes of the SN74AVCH4T245-Q1.
Table 7-1 Function Table (Each 2-Bit Section)| CONTROL INPUTS(1) | OUTPUT CIRCUITS | OPERATION |
|---|
| OE | DIR | A PORT | B PORT |
|---|
| L | L | Enabled | Hi-Z | B data to A bus |
| L | H | Hi-Z | Enabled | A data to B bus |
| H | X | Hi-Z | Hi-Z | Isolation |
(1) Input circuits of the data I/Os are always active.