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CD4543 BCD-to-7seg Latch
CD4543B
Texas Instrumentsic logic
The CD4543 BCD-to-7-segment latch is a digital IC used to convert binary-coded decimal (BCD) data into corresponding 7-segment display codes.
In stock
Specifications
4- Operating Voltage
- 4.5V to 5.5V
- Supply Current
- 20mA max
- Package
- PDIP, SOIC, TSSOP
- Temperature Range
- -55°C to 125°C
Pinout
16Low 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 | A0 | GPIO | BCD input |
| 2 | A1 | GPIO | BCD input |
| 3 | A2 | GPIO | BCD input |
| 4 | A3 | GPIO | BCD input |
| 5 | L0 | GPIO | Latch enable |
| 6 | L1 | GPIO | Latch enable |
| 7 | VCC | POWER | |
| 8 | GND | GND | |
| 9 | B0 | GPIO | BCD input |
| 10 | B1 | GPIO | BCD input |
| 11 | B2 | GPIO | BCD input |
| 12 | B3 | GPIO | BCD input |
| 13 | SEG0 | GPIO | 7-segment display output |
| 14 | SEG1 | GPIO | 7-segment display output |
| 15 | SEG2 | GPIO | 7-segment display output |
| 16 | SEG3 | GPIO | 7-segment display output |
Interactive pinout
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CD4543B
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