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74LS20 Dual 4-in NAND
74LS20
Texas Instrumentsic logic
The 74LS20 is a dual 4-input NAND gate IC, providing logic functions for digital circuits.
In stock
Specifications
3- Operating Voltage
- 5.0 V to 12.6 V (typical) / 7.4 V to 18 V (maximum)
- Supply Current
- 30 mA (max)
- Package
- CDIP, CFP, LCCC, PDIP, SOIC
Pinout
14Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.
| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VCC | POWER | Power supply |
| 2 | A1 | GPIO | Input A1 |
| 3 | B1 | GPIO | Input B1 |
| 4 | G1 | GPIO | Input G1 |
| 5 | A2 | GPIO | Input A2 |
| 6 | B2 | GPIO | Input B2 |
| 7 | G2 | GPIO | Input G2 |
| 8 | A3 | GPIO | Input A3 |
| 9 | B3 | GPIO | Input B3 |
| 10 | G3 | GPIO | Input G3 |
| 11 | A4 | GPIO | Input A4 |
| 12 | B4 | GPIO | Input B4 |
| 13 | G4 | GPIO | Input G4 |
| 14 | VSS | GND | Ground |
Interactive pinout
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74LS20
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