| Компонент | Описание | Производитель | |
| SL74LS138 | 3-to-8-Line Decoder/Demultiplexer |
System Logic Semiconductor |
|
| SL74LS138D | 3-to-8-Line Decoder/Demultiplexer |
System Logic Semiconductor |
|
| SL74LS138N | 3-to-8-Line Decoder/Demultiplexer |
System Logic Semiconductor |