| 型号 | 制造商 | 描述 | 操作 |
| SN74LS399NSR [更多] | Texas Instruments | Encoders, Decoders, Multiplexers & Demultiplexers Quadruple 2-Input RoHS: Compliant | 搜索 |
| SN74LS399NSRG4 [更多] | Texas Instruments | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2 Input Multiplexers RoHS: Compliant | 搜索 |
| SN74LS399NSRE4 [更多] | Texas Instruments | Encoders, Decoders, Multiplexers & Demultiplexers Quadruple 2-Input RoHS: Compliant | 搜索 |