| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 | 
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| 1 | HD74AC244 | Octal Buffer/Line Driver with 3-State Output | 56K | 
		     
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| 2 | HD74AC244 | Octal Buffer/Line Driver with 3-State Output | 126K | 
		     
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| 3 | HD74AC244/HD74ACT244 | 51K | 
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| 4 | HD74AC244FP | Dual 4-Bit Non-Inverting Buffer/Driver | 53K | 
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| 5 | HD74AC244FPEL | Octal Buffer/Line Driver with 3-State Output | 126K | 
		     
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| 6 | HD74AC244P | Dual 4-Bit Non-Inverting Buffer/Driver | 53K | 
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| 7 | HD74AC244P | Octal Buffer/Line Driver with 3-State Output | 126K | 
		     
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| 8 | HD74AC244RPEL | Octal Buffer/Line Driver with 3-State Output | 126K | 
		     
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| 9 | HD74AC244TELL | Octal Buffer/Line Driver with 3-State Output | 126K | 
		     
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