← All parts
BCD to 7-Segment Decoders/Drivers
7447
ic logic
BCD to 7-segment decoders/drivers convert binary-coded decimal inputs into 7-segment display outputs for direct LED driving.
In stock
Specifications
8- Operating Voltage
- 5V (Nominal)
- Supply Current
- 103mA Max
- Interface
- GPIO
- Resolution
- N/A
- Range
- 0-9, unique symbols for inputs above nine
- Accuracy
- N/A
- Temperature Range
- -65°C to +70°C
- Package
- 16-Lead Plastic Dual-In-Line Package (PDIP)
Pinout
13Low 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 |
|---|---|---|---|
| A | Input A | GPIO | |
| B | Input B | GPIO | |
| C | Input C | GPIO | |
| D | Input D | GPIO | |
| BI/RBO | Blanking Input/ Ripple-Blanking Output | GPIO | |
| LT | Lamp Test | GPIO | |
| a | Segment a | GPIO | |
| b | Segment b | GPIO | |
| c | Segment c | GPIO | |
| d | Segment d | GPIO | |
| e | Segment e | GPIO | |
| f | Segment f | GPIO | |
| g | Segment g | GPIO |
Interactive pinout
Highlight:
7447
Click a pin to copy its name · tap a tag above to spotlight a bus.