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HEF4052BT SOIC 16Pin Dual 4-channel analogue multiplexer/demultiplexer
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AM26LS31CDR SOIC 16Pin Quadruple Differential Line Driver
ST232CWR SO Wide 16Pin 5V powered multi-channel RS-232 drivers and receivers
ST485CDR SOIC 8Pin Low power RS-485/RS-422 transceiver
