| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | 74LS192 | PRESETTABLE BCD/DECADE UP/DOWN COUNTER PRESETTABLE 4-BIT BINARY UP/DOWN COUNTER | 113K |
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| 2 | 74LS192 | Synchronous Up/Down Decade Counters(dual clock lines) | 107K |
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| 3 | 74LS192 | PRESETTABLE BCD/DECADE UP/DOWN COUNTER PRESETTABLE 4-BIT BINARY UP/DOWN COUNTER | 282K |
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| 4 | 74LS192PC | Synchronous Up/Down Counter | 131K |
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