| 型号 | 制造商 | 描述 | 操作 |
| SN74LS257BDR [更多] | IC DATASELCT/MUX 2-1 QUAD 16SOIC | 搜索 查看资料 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74LS257BD [更多] | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2 to 1 | 搜索 | |
| SN74LS257BDR [更多] | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp | 搜索 | |
| SN74LS257BDG4 [更多] | Encoders, Decoders, Multiplexers & Demultiplexers Dual 4Ln To 1Ln Data Selector Multiplexer | 搜索 | |
| SN74LS257BDRG4 [更多] | Encoders, Decoders, Multiplexers & Demultiplexers Dual 4Ln To 1Ln Data Selector Multiplexer | 搜索 | |
| SN74LS257BDRE4 [更多] | Encoders, Decoders, Multiplexers & Demultiplexers Quad 2-to-1 Data Slct/Mltpx W/3St Otp | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74LS257BDR [更多] | Multiplexer 1-Element Bipolar 3-ST 8-IN 16-Pin SOIC T/R (Alt: SN74LS257BDR) | 搜索 | |
| SN74LS257BDR [更多] | Multiplexer 1-Element Bipolar 3-ST 8-IN 16-Pin SOIC T/R - Tape and Reel (Alt: SN74LS257BDR) | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74LS257BDR [更多] | Rochester Electronics LLC | 搜索 | |
| SN74LS257BDR [更多] | 搜索 | ||
| SN74LS257BDR2 [更多] | Rochester Electronics LLC | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74LS257BDR [更多] | LOGIC MUX, QUAD, 2-INPUT, LS-TTL, 16 Pin, Plastic, SOP | 搜索 |
