| 型号 | 制造商 | 描述 | 操作 |
| 74LCX257MX [更多] | ON Semiconductor | Encoders, Decoders, Multiplexers & Demultiplexers Qd 2-Inp Multiplexer RoHS: Compliant | 搜索 |
| 74LCX257MX_NL [更多] | ON Semiconductor | Encoders, Decoders, Multiplexers & Demultiplexers FINISHED GOOD RoHS: Compliant | 搜索 |