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74LS240
Octal Buffer and Line Driver With 3-State Output, active-low enables, inverting outputs
Schematic Symbol
Pin Configuration (20 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | OEa | input |
| 2 | I0a | input |
| 3 | O3b | tri_state |
| 4 | I1a | input |
| 5 | O2b | tri_state |
| 6 | I2a | input |
| 7 | O1b | tri_state |
| 8 | I3a | input |
| 9 | O0b | tri_state |
| 10 | GND | power_in |
| 11 | I0b | input |
| 12 | O3a | tri_state |
| 13 | I1b | input |
| 14 | O2a | tri_state |
| 15 | I2b | input |
| 16 | O1a | tri_state |
| 17 | I3b | input |
| 18 | O0a | tri_state |
| 19 | OEb | input |
| 20 | 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.