SN74LS27DR и другие
| Компонент | Описание | Производитель | |
| SN74LS27D | TRIPLE 3-INPUT POSITIVE-NOR GATES |
Texas Instruments |
 |
| SN74LS27D | TRIPLE 3-INPUT NOR GATE |
Motorola, Inc |
|
| SN74LS27DE4 | TRIPLE 3-INPUT POSITIVE-NOR GATES |
Texas Instruments |
|
| SN74LS27DR | TRIPLE 3-INPUT POSITIVE-NOR GATES |
Texas Instruments |
|
| SN74LS27DRE4 | TRIPLE 3-INPUT POSITIVE-NOR GATES |
Texas Instruments |
|