| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | SN7400DR | QUADRUPLE 2-INPUT POSITIVE-NAND GATES | 605K |
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| 2 | SN7400DR | QUADRUPLE 2-INPUT POSITIVE-NAND GATES | 755K |
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| 3 | SN7400DR | QUADRUPLE 2-INPUT POSITIVE-NAND GATES | 602K |
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| 4 | SN7400DRE4 | QUADRUPLE 2-INPUT POSITIVE-NAND GATES | 755K |
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| 5 | SN7400DRG4 | QUADRUPLE 2-INPUT POSITIVE-NAND GATES | 755K |
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