| Компонент | Описание | Производитель | |
| SN74LS26D | QUADRUPLE 2-INPUT HIGH-VOLTAGE INTERFACE OPSITIVE-NAND GATES |
Texas Instruments |
|
| SN74LS26D | QUAD 2-INPUT NAND BUFFER |
Motorola, Inc |
|
| SN74LS26DR | QUAD 2-INPUT HIGH-VOLTAGE INTERFACE POSITIVE-NAND GATES |
Texas Instruments |