SP3232EUCA-LIC TXRX RS232 ESD 16SSOP|EXAR CORPORATION|Lead free|RoHS Compliant SN65C3232DBR SN75C3232DBR SN65C3232EDB SN75C3232EDB SN65C3232DBRE4 SN65C3232EDB SN75C3232DBRE4 SN75C3232EDBG4 TRSF3232CDB TRSF3232ECDB TRSF3232IDB