| 制造商 | 部件名 | 数据表 | 功能描述 |
 National Semiconductor ... | DM74LS158E |  160Kb/8P | Quad 2-Line to 1-Line Data Selectors/Multiplexers |
 National Semiconductor ... | DM74LS158J |  160Kb/8P | Quad 2-Line to 1-Line Data Selectors/Multiplexers |
 National Semiconductor ... | DM74LS158M |  160Kb/8P | Quad 2-Line to 1-Line Data Selectors/Multiplexers |
 National Semiconductor ... | DM74LS158N |  160Kb/8P | Quad 2-Line to 1-Line Data Selectors/Multiplexers |
| DM74LS158W |  160Kb/8P | Quad 2-Line to 1-Line Data Selectors/Multiplexers |
| DM74LS151 |  140Kb/6P | Data Selector/Multiplexer |
 National Semiconductor ... | DM74LS151E |  140Kb/6P | Data Selector/Multiplexer |
| DM74LS151J |  140Kb/6P | Data Selector/Multiplexer |
| DM74LS151M |  140Kb/6P | Data Selector/Multiplexer |
 National Semiconductor ... | DM74LS151N |  140Kb/6P | Data Selector/Multiplexer |
 National Semiconductor ... | DM74LS151W |  140Kb/6P | Data Selector/Multiplexer |
| DM74LS153 |  142Kb/6P | Dual 4-Line to 1-Line Data Selectors/Multiplexers |
 National Semiconductor ... | DM74LS153E |  142Kb/6P | Dual 4-Line to 1-Line Data Selectors/Multiplexers |