| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | DM74S140 | Dual 4-Input NAND 50з Line Driver | 35K |
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| 2 | DM74S140J/A+ | Dual 4-input NAND Gate | 59K |
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| 3 | DM74S140N | Dual 4-input NAND Gate | 59K |
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| 4 | DM74S140N/A+ | Dual 4-input NAND Gate | 59K |
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| 5 | DM74S140N/B+ | Dual 4-input NAND Gate | 59K |
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