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74LS540 Octal Buffer (inv)
74LS540
Texas Instrumentsic logic
The 74LS540 is an octal buffer/inverter IC designed for digital signal processing, featuring eight independent buffers with inverting outputs.
In stock
Specifications
2- Operating Voltage
- 5V Volts
- Package Type
- SOP
Pinout
20| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VCC | POWER | Power supply input |
| 2 | D0 | GPIO | Data input for buffer 0 |
| 3 | Q0 | GPIO | Inverted output of D0 |
| 4 | D1 | GPIO | Data input for buffer 1 |
| 5 | Q1 | GPIO | Inverted output of D1 |
| 6 | D2 | GPIO | Data input for buffer 2 |
| 7 | Q2 | GPIO | Inverted output of D2 |
| 8 | D3 | GPIO | Data input for buffer 3 |
| 9 | Q3 | GPIO | Inverted output of D3 |
| 10 | D4 | GPIO | Data input for buffer 4 |
| 11 | Q4 | GPIO | Inverted output of D4 |
| 12 | D5 | GPIO | Data input for buffer 5 |
| 13 | Q5 | GPIO | Inverted output of D5 |
| 14 | D6 | GPIO | Data input for buffer 6 |
| 15 | Q6 | GPIO | Inverted output of D6 |
| 16 | D7 | GPIO | Data input for buffer 7 |
| 17 | Q7 | GPIO | Inverted output of D7 |
| 18 | GND | GND | Ground reference |
| 19 | VSS | GND | Ground reference (alternate) |
| 20 | VCC | POWER | Power supply input |
Interactive pinout
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74LS540
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