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74LS243
4-bit Bus Transceiver
Schematic Symbol
Pin Configuration (14 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | OEa | input |
| 3 | A0 | input |
| 4 | A1 | input |
| 5 | A2 | input |
| 6 | A3 | input |
| 7 | GND | power_in |
| 8 | B3 | tri_state |
| 9 | B2 | tri_state |
| 10 | B1 | tri_state |
| 11 | B0 | tri_state |
| 13 | OEb | input |
| 14 | VCC | power_in |
| 2 | NC | no_connect |
| 12 | NC | no_connect |
Footprint
This symbol has no default footprint. It's typically a generic part where the footprint depends on the package you choose.