| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | SN7490A | DECADE, DIVIDE-BY-TWELVE AND BINARY COUNTERS | 451K |
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| 2 | SN7490A | DECADE, DIVIDE-BY-TWELVE AND BINARY COUNTERS | 966K |
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| 3 | SN7490A | DECADE, DIVIDE-BY-TWELVE AND BINARY COUNTERS | 997K |
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| 4 | SN7490A | DECADE, DIVIDE-BY-TWELVE AND BINARY COUNTERS | 450K |
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| 5 | SN7490AN | DECADE, DIVIDE-BY-TWELVE AND BINARY COUNTERS | 451K |
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| 6 | SN7490AN | DECADE, DIVIDE-BY-TWELVE AND BINARY COUNTERS | 966K |
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| 7 | SN7490AN | DECADE, DIVIDE-BY-TWELVE AND BINARY COUNTERS | 450K |
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