| 型号 | 制造商 | 描述 | 操作 |
| 74LVC257ADB,118 [更多] | Nexperia | Encoders, Decoders, Multiplexers & Demultiplexers 3.3V QUAD 2-1 MUX RoHS: Compliant | 搜索 |
| 74LVC257ADB-T [更多] | NXP Semiconductors | Encoders, Decoders, Multiplexers & Demultiplexers 3.3V QUAD 2-1 MUX 3-S RoHS: Compliant | 搜索 |