| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 31 | ST26C32IF16 | QUAD RS-422, RS-423 CMOS Differential Line Receiver | 71K |
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| 32 | ST26C32IP16 | QUAD RS-422, RS-423 CMOS Differential Line Receiver | 71K |
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| 33 | ST26C32IP16 | QUAD RS-422, RS-423 CMOS Differential Line Receiver | 71K |
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