| 型号 | 制造商 | 描述 | 操作 |
| DM74LS251MX [更多] | ON Semiconductor | Encoders, Decoders, Multiplexers & Demultiplexers 3-STATE Data Sel/Mul RoHS: Not compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| DM74LS251MX [更多] | Fairchild Semiconductor Corporation |
| 搜索 |
| DM74LS251MX [更多] | Rochester Electronics LLC |
| 搜索 |
