| 型号 | 制造商 | 描述 | 操作 |
| MC74LCX257MG [更多] | ON Semiconductor | Encoders, Decoders, Multiplexers & Demultiplexers 2-3.6V CMOS Quad 2-Input RoHS: Compliant | 搜索 |
| MC74LCX257M [更多] | ON Semiconductor | Encoders, Decoders, Multiplexers & Demultiplexers 2-3.6V CMOS Quad RoHS: Not compliant | 搜索 |
| MC74LCX257MEL [更多] | ON Semiconductor | Encoders, Decoders, Multiplexers & Demultiplexers 2-3.6V CMOS Quad RoHS: Not compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| MC74LCX257MEL [更多] | ON Semiconductor | Multiplexer 1-Element CMOS 3-ST 8-IN 16-Pin SO EIAJ T/R RoHS: Compliant | 搜索 |
| MC74LCX257MELG [更多] | ON Semiconductor | Multiplexer 1-Element CMOS 3-ST 8-IN 16-Pin SO EIAJ T/R RoHS: Compliant | 搜索 |