| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | DM74S573J | (1024 X 4) 4096-BIT TTL PROM | 143K |
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| 2 | DM74S573J | (1024 X 4) 4096-BIT TTL PROM | 143K |
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| 3 | DM74S573J/A+ | x4 PROM | 114K |
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| 4 | DM74S573J/B+ | x4 PROM | 114K |
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