| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | HD74LS109A | Dual J-K Positive-edge-triggered Flip-Flops(with Preset and Clear) | 70K |
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| 2 | HD74LS109A | Ouadruple 2-input Positive NAND Gates | 7129K |
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| 3 | HD74LS109AP | J-K-Type Flip-Flop | 243K |
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