SN74F20DR и другие
| Компонент | Описание | Производитель | |
| N74F20D | Dual 4-input NAND gate |
NXP Semiconductors |
 |
| SN74F20D | DUAL 4-INPUT POSITIVE-NAND GATES |
Texas Instruments |
|
| SN74F20DR | DUAL 4-INPUT POSITIVE-NAND GATES |
Texas Instruments |
|
| SN74F20DR | DUAL 4-INPUT POSITIVE-NAND GATES |
Texas Instruments |
|
| SN74F20DR | DUAL 4-INPUT POSITIVE-NAND GATES |
Texas Instruments |
|