| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | 74LS22 | DUAL 4 INPUT POSITIVE NAND GATES WITH OPEN COLLECTOR OUTPUTS | 252K |
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| 2 | 74LS22 | DUAL 4 INPUT POSITIVE NAND GATES WITH OPEN COLLECTOR OUTPUTS | 252K |
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| 3 | 74LS221 | LOW POWER SCHOTTKY | 123K |
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| 4 | 74LS221 | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs | 111K |
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| 5 | 74LS221 | 74LS221 双单稳态触发器 | 54K |
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| 6 | 74LS221N | DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS | 198K |
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| 7 | 74LS221N | LOW POWER SCHOTTKY | 123K |
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