| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | DM74ALS390 | Dual 4-Bit Decade Counters | 114K |
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| 2 | DM74ALS390M | Asynchronous Up Counter | 104K |
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| 3 | DM74ALS390M | Dual 4-Bit Decade Counters | 114K |
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| 4 | DM74ALS390M/A+ | Asynchronous Up Counter | 104K |
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| 5 | DM74ALS390M/B+ | Asynchronous Up Counter | 104K |
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| 6 | DM74ALS390N | Asynchronous Up Counter | 104K |
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| 7 | DM74ALS390N | Dual 4-Bit Decade Counters | 114K |
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| 8 | DM74ALS390N/A+ | Asynchronous Up Counter | 104K |
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| 9 | DM74ALS390N/B+ | Asynchronous Up Counter | 104K |
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