ICL3232CPIC TXRX RS-232 3-5.5V 16-DIP|INTERSIL|Lead All|RoHS Mixed ICL3232CPZ SP3232EHEP-L ICL3232CPZIC TXRX RS-232 3-5.5V 16-PDIP|INTERSIL|Lead free|RoHS Compliant SP3232EHEP-L