| 型号 | 制造商 | 描述 | 操作 |
| MC74LCX139MEL [更多] | ON Semiconductor | Encoders, Decoders, Multiplexers & Demultiplexers 2-3.6V Dual 2 to 4 RoHS: Not compliant | 搜索 |
| MC74LCX139MELG [更多] | ON Semiconductor | Encoders, Decoders, Multiplexers & Demultiplexers 2-3.6V Dual 2 to 4 Decoder RoHS: Compliant | 搜索 |