| 1CP | 1 • | 16 | Vcc |
| 1K | 2 | 15 | 1RD |
| 1J | 3 | 14 | 2RD |
| 1SD | 4 | 13 | 2CP |
| 1Q | 5 | 12 | 2K |
| 1Q | 6 | 11 | 2J |
| 2Q | 7 | 10 | 2SD |
| GND | 8 | 9 | 2Q |
| Pin | Symbol | Description |
|---|---|---|
| 1 | 1CP | clock input (high-to-low, edge-triggered) |
| 2 | 1K | synchronous input |
| 3 | 1J | synchronous input |
| 4 | 1SD | asynchronous set; direct input (active low) |
| 5 | 1Q | true output |
| 6 | 1Q | complement output |
| 7 | 2Q | complement output |
| 8 | GND | ground |
| 9 | 2Q | true output |
| 10 | 2SD | asynchronous set; direct input (active low) |
| 11 | 2J | synchronous input |
| 12 | 2K | synchronous input |
| 13 | 2CP | clock input (high-to-low, edge-triggered) |
| 14 | 2RD | asynchronous reset; direct input (active low) |
| 15 | 1RD | asynchronous reset; direct input (active low) |
| 16 | Vcc | supply voltage |
| Parameter | Value | Unit |
|---|---|---|
| Propagation delay, nCP to nQ, nQ | 17 (74HC) 19 (74HCT) | ns |
| Propagation delay, nSD to nQ, nQ | 15 (74HC) 15 (74HCT) | ns |
| Propagation delay, nRD to nQ, nQ | 18 (74HC) 19 (74HCT) | ns |
| Maximum clock frequency | 66 (74HC) 70 (74HCT) | MHz |
Note: Data is maintained by an independent source and accuracy is not guaranteed. Check with the manufacturer's datasheet for up-to-date information.