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74LS251
Multiplexer 8 to 1, 3-state Outputs
Schematic Symbol
Pin Configuration (16 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | I3 | input |
| 2 | I2 | input |
| 3 | I1 | input |
| 4 | I0 | input |
| 5 | Y | tri_state |
| 6 | ~{Y} | tri_state |
| 7 | ~{OE} | input |
| 8 | GND | power_in |
| 9 | S2 | input |
| 10 | S1 | input |
| 11 | S0 | input |
| 12 | I7 | input |
| 13 | I6 | input |
| 14 | I5 | input |
| 15 | I4 | input |
| 16 | VCC | power_in |
Footprint
This symbol has no default footprint. It's typically a generic part where the footprint depends on the package you choose.