Back to browse
74640
Octal Inverting Bus Transceiver
Schematic Symbol
Pin Configuration (20 pins)
| Pin | Name | Type |
|---|---|---|
| 19 | ~{G} | input |
| 1 | DIR | input |
| 2 | A1 | bidirectional |
| 3 | A2 | bidirectional |
| 4 | A3 | bidirectional |
| 5 | A4 | bidirectional |
| 6 | A5 | bidirectional |
| 7 | A6 | bidirectional |
| 8 | A7 | bidirectional |
| 9 | A8 | bidirectional |
| 20 | VCC | power_in |
| 18 | B1 | bidirectional |
| 17 | B2 | bidirectional |
| 16 | B3 | bidirectional |
| 15 | B4 | bidirectional |
| 14 | B5 | bidirectional |
| 13 | B6 | bidirectional |
| 12 | B7 | bidirectional |
| 11 | B8 | bidirectional |
| 10 | GND | power_in |
Footprint
This symbol has no default footprint. It's typically a generic part where the footprint depends on the package you choose.