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ST490A
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STMicroelectronics
ST490ABDR
1/1 Transceiver Full RS422, RS485 8-SO
STMicroelectronics
ST490ABN
1/1 Transceiver Full RS422, RS485 8-DIP
STMicroelectronics
ST490ACN
1/1 Transceiver Full RS422, RS485 8-DIP
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