| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | HD74LS393P | Asynchronous Up/Down Counter | 61K |
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| 2 | HD74LS393P | Dual 4-bit Binary Counters | 71K |
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| 3 | HD74LS393P | DUAL 4-BIT BINARY COUNTERS | 64K |
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| 4 | HD74LS393P(DIP) | DUAL 4-BIT BINARY COUNTERS | 61K |
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