4021
8-bit static shift register
PDF datasheet
| | | | |
| D7 | 1 • | 16 | Vcc |
| Q5 | 2 | 15 | D6 |
| Q7 | 3 | 14 | D5 |
| D3 | 4 | 13 | D4 |
| D2 | 5 | 12 | Q6 |
| D1 | 6 | 11 | DS |
| D0 | 7 | 10 | CP |
| GND | 8 | 9 | PL |
| | | | |
| Pin | Symbol | Description |
|---|
| 1 | D7 | parallel data input |
| 2 | Q5 | output |
| 3 | Q7 | output |
| 4 | D3 | parallel data input |
| 5 | D2 | parallel data input |
| 6 | D1 | parallel data input |
| 7 | D0 | parallel data input |
| 8 | GND | ground |
| 9 | PL | parallel load |
| 10 | CP | clock input (low-to-high edge-triggered) |
| 11 | DS | serial data input |
| 12 | Q6 | output |
| 13 | D4 | parallel data input |
| 14 | D5 | parallel data input |
| 15 | D6 | parallel data input |
| 16 | Vcc | supply voltage |
Note: Data is maintained by an independent source and accuracy is not guaranteed. Check with the manufacturer's datasheet for up-to-date information.