| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | IN74HC221A | DUAL MONOSTABLE MULTIVIBRATOR | 289K |
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| 2 | IN74HC221A | Dual Monostable Multivibrator | 408K |
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| 3 | IN74HC221AD | DUAL MONOSTABLE MULTIVIBRATOR | 289K |
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| 4 | IN74HC221AD | Dual Monostable Multivibrator | 408K |
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| 5 | IN74HC221AN | DUAL MONOSTABLE MULTIVIBRATOR | 289K |
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| 6 | IN74HC221AN | Dual Monostable Multivibrator | 408K |
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