| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | HD4074449H | 4-Bit Microcontroller | 837K |
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| 2 | HD4074449H | HD404449 SERIES | 486K |
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| 3 | HD4074449H | microcomputer has four timers, two serial interfaces, A/D converter, | 448K |
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| 4 | HD4074449H | HD404449 SERIES | 486K |
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