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序号 型号 描述 大小 厂家Logo 下载
1 ST491A LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER 276K ST 4493872
2 ST491A_07 Low power high speed RS-485/RS-422 transceiver 245K ST 2979508
3 ST491AB LOW POWER HIGH SPEED RS-485/RS422 TRANSCEIVER 276K ST 3747132
4 ST491ABD LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER 276K ST 4554418
5 ST491ABDR LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER 276K ST 4554417
6 ST491ABN LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER 276K ST 4554416
7 ST491AC LOW POWER HIGH SPEED RS-485/RS422 TRANSCEIVER 276K ST 3747130
8 ST491ACD LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER 276K ST 4554414
9 ST491ACDR LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER 276K ST 4554413
10 ST491ACN LOW POWER HIGH SPEED RS-485/RS-422 TRANSCEIVER 276K ST 4554411
11 ST491ACN Low power high speed RS-485/RS-422 transceiver 245K ST 2979509