54F109FM и другие
| Компонент | Описание | Производитель | |
| 54F109FM | Dual JK Positive Edge-Triggered Flip-Flop |
National Semiconductor |
 |
| 54F109FMQB | Dual JK (Note: Overbar Over the K) Positive Edge-Triggered Flip-Flop |
National Semiconductor |
|
| SNJ54F109FK | DUAL J-K POSITIVE-EDGE-TRIGGERED FLIP-FLOPS WITH CLEAR AND PRESET |
Texas Instruments |
|