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74LS253
Dual Multiplexer 4 to 1, 3-State Outputs
Schematic Symbol
Pin Configuration (16 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | OEa | input |
| 2 | A1 | input |
| 3 | I3a | input |
| 4 | I2a | input |
| 5 | I1a | input |
| 6 | I0a | input |
| 7 | Za | tri_state |
| 8 | GND | power_in |
| 9 | Zb | tri_state |
| 10 | I0b | input |
| 11 | I1b | input |
| 12 | I2b | input |
| 13 | I3b | input |
| 14 | A0 | input |
| 15 | OEb | 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.