| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | SN74F161ADR | SYNCHRONOUS 4-BIT BINARY COUNTER | 444K |
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| 2 | SN74F161ADRE4 | SYNCHRONOUS 4-BIT BINARY COUNTER | 444K |
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| 3 | SN74F161ADRG4 | SYNCHRONOUS 4-BIT BINARY COUNTER | 444K |
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