| Компонент | Описание | Производитель | |
| DM74AS157 | Quad 1 of 2 Line Data Selector/Multiplexer |
Fairchild Semiconductor |
|
| DM74AS157M | Quad 1 of 2 Line Data Selector/Multiplexer |
Fairchild Semiconductor |
|
| DM74AS157MX | Quad 2-Line to 1-Line Data Selector/Multiplexer |
Fairchild Semiconductor |
|
| DM74AS157N | Quad 1 of 2 Line Data Selector/Multiplexer |
Fairchild Semiconductor |
|
| DM74AS157SJX | Quad 1 of 2 Line Data Selector/Multiplexer |
Fairchild Semiconductor |