| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | MM74C945 | 4 Digit Up/Down Counter/Decoder/Driver | 300K |
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| 2 | MM74C945C/D | 4 Digit Up/Down Counter/Decoder/Driver | 300K |
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| 3 | MM74C945CQH | 4 Digit Up/Down Counter/Decoder/Driver | 300K |
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| 4 | MM74C945-MM74C947 | 4 Digit Up/Down Counter/Decoder/Driver | 300K |
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| 5 | MM74C945-MM74C947 | 4 Digit Up/Down Counter/Decoder/Driver | 300K |
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| 6 | MM74C945N | 4 Digit Up/Down Counter/Decoder/Driver | 300K |
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