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CD4021 Shift Register
CD4021B
Texas Instrumentsic logic
The CD4021 Shift Register is a digital IC used for serial-to-parallel data conversion and shift register applications.
In stock
Specifications
3- Operating Voltage
- 3.0V to 18V (typical) / 24V (maximum)
- Supply Current
- 50mA (max)
- Interface
- Serial
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 | Pin 1 indicator |
| 2 | D1 | GPIO | |
| 3 | D2 | GPIO | |
| 4 | D3 | GPIO | |
| 5 | D4 | GPIO | |
| 6 | D5 | GPIO | |
| 7 | D6 | GPIO | |
| 8 | D7 | GPIO | |
| 9 | D8 | GPIO | |
| 10 | D9 | GPIO | |
| 11 | D10 | GPIO | |
| 12 | D11 | GPIO | |
| 13 | D12 | GPIO | |
| 14 | D13 | GPIO | |
| 15 | D14 | GPIO | |
| 16 | D15 | GPIO |
Interactive pinout
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CD4021B
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