| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | DM74AS169A | Synchronous 4-Bit Binary Up/Down Counter | 63K |
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| 2 | DM74AS169AM | Synchronous 4-Bit Binary Up/Down Counter | 63K |
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| 3 | DM74AS169AMX | Synchronous Up/Down Counter | 63K |
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| 4 | DM74AS169AN | Synchronous 4-Bit Binary Up/Down Counter | 63K |
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| 5 | DM74AS169AN/A+ | Synchronous Up/Down Counter | 180K |
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| 6 | DM74AS169AN/B+ | Synchronous Up/Down Counter | 180K |
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