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CD4520 Dual Binary Counter
CD4520B
Texas Instrumentsic logic
The CD4520 is a dual binary counter IC that performs counting operations.
In stock
Specifications
3- Operating Voltage
- 4.5V to 12V
- Supply Current
- 30µA (max) typical
- 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 | Q1 | GPIO | Output for the first stage of the counter |
| 2 | Q2 | GPIO | Output for the second stage of the counter |
| 3 | Q3 | GPIO | Output for the third stage of the counter |
| 4 | Q4 | GPIO | Output for the fourth stage of the counter |
| 5 | Q5 | GPIO | Output for the fifth stage of the counter |
| 6 | Q6 | GPIO | Output for the sixth stage of the counter |
| 7 | Q7 | GPIO | Output for the seventh stage of the counter |
| 8 | Q8 | GPIO | Output for the eighth stage of the counter |
| 9 | CLK | GPIO | Clock input to drive the counter |
| 10 | LD | GPIO | Load input to load data into the counter |
| 11 | RST | GPIO | Reset input to reset the counter |
| 12 | VCC | POWER | Supply voltage |
| 13 | GND | GND | Ground reference |
| 14 | VSS | POWER | Supply voltage (alternative designation) |
| 15 | VDD | POWER | Supply voltage (alternative designation) |
| 16 | NC | GPIO | Not connected |
Interactive pinout
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CD4520B
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