| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | HD7412 | TTL HD74/HD74S Series | 146K |
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| 2 | HD74121 | TTL HD74/HD74S Series | 146K |
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| 3 | HD74121P | Monostable Multivibrator | 162K |
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| 4 | HD74123 | TTL HD74/HD74S Series | 146K |
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| 5 | HD74123P | Monostable Multivibrator | 162K |
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| 6 | HD74125 | TTL HD74/HD74S Series | 146K |
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| 7 | HD74125P | 4-Bit Buffer/Driver | 162K |
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| 8 | HD74126 | TTL HD74/HD74S Series | 146K |
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| 9 | HD74126P | 4-Bit Buffer/Driver | 162K |
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| 10 | HD7412P | Triple 3-input NAND Gate | 162K |
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