| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 | 
|---|
| 1 | SL74LS244 | Octal 3-State Noninverting Buffer/Line Driver/Line Receiver | 41K | 
		     
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| 2 | SL74LS244D | Octal 3-State Noninverting Buffer/Line Driver/Line Receiver | 41K | 
		     
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| 3 | SL74LS244N | Octal 3-State Noninverting Buffer/Line Driver/Line Receiver | 41K | 
		     
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