| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | MC74VHC139D | Dual 2-to-4 Decoder/Demultiplexer | 156K |
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| 2 | MC74VHC139D | Dual 2−to−4 Decoder/Demultiplexer | 124K |
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| 3 | MC74VHC139DR2 | Dual 2−to−4 Decoder/Demultiplexer | 124K |
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| 4 | MC74VHC139DR2G | Dual 2−to−4 Decoder/Demultiplexer | 124K |
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| 5 | MC74VHC139DT | Dual 2-to-4 Decoder/Demultiplexer | 156K |
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| 6 | MC74VHC139DT | Dual 2−to−4 Decoder/Demultiplexer | 124K |
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| 7 | MC74VHC139DTR2 | Dual 2−to−4 Decoder/Demultiplexer | 124K |
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