| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | SN74HC540DBR | OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS | 520K |
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| 2 | SN74HC540DBR | OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTOUTS | 653K |
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| 3 | SN74HC540DBRE4 | OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS | 520K |
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