← All parts
74LS42 BCD-to-Decimal Decoder
74LS42
Texas Instrumentsic logic
The SN74LS42 is a BCD-to-decimal decoder IC with 16 pins, used for converting binary-coded decimal to seven-segment display signals.
In stock
Specifications
2- Operating Voltage
- 5V Volts
- Package Type
- SOIC (D) / PDIP (N)
Pinout
16| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VCC | POWER | Power supply |
| 2 | GND | GND | Ground |
| 3 | B0 | GPIO | BCD input 0 |
| 4 | B1 | GPIO | BCD input 1 |
| 5 | B2 | GPIO | BCD input 2 |
| 6 | B3 | GPIO | BCD input 3 |
| 7 | B4 | GPIO | BCD input 4 |
| 8 | B5 | GPIO | BCD input 5 |
| 9 | B6 | GPIO | BCD input 6 |
| 10 | B7 | GPIO | BCD input 7 |
| 11 | GND | GND | Ground |
| 12 | B8 | GPIO | BCD input 8 |
| 13 | B9 | GPIO | BCD input 9 |
| 14 | GND | GND | Ground |
| 15 | B10 | GPIO | BCD input 10 |
| 16 | B11 | GPIO | BCD input 11 |
Interactive pinout
Highlight:
74LS42
Click a pin to copy its name · tap a tag above to spotlight a bus.