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74LS47 BCD-to-7seg Driver
74LS47
Texas Instrumentsic logic
A BCD-to-7-segment decoder/driver that converts binary-coded decimal inputs into seven-segment display outputs.
In stock
Specifications
2- Operating Voltage
- 5.0V to 12V
- Supply Current
- 3.6mA max (per input) typical
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 | Supply voltage |
| 2 | GND | GND | Ground reference |
| 3 | A0 | GPIO | BCD input 0 |
| 4 | A1 | GPIO | BCD input 1 |
| 5 | A2 | GPIO | BCD input 2 |
| 6 | A3 | GPIO | BCD input 3 |
| 7 | B0 | GPIO | Segment B output |
| 8 | B1 | GPIO | Segment C output |
| 9 | B2 | GPIO | Segment D output |
| 10 | B3 | GPIO | Segment E output |
| 11 | B4 | GPIO | Segment F output |
| 12 | B5 | GPIO | Segment G output |
| 13 | DP | GPIO | Decimal point output |
| 14 | C0 | GPIO | Common cathode or anode select input (active low) |
Interactive pinout
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74LS47
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