SP3491 Series 10 kbps 3.6 V Full Duplex SMT RS 485 Transceiver - SOIC-14N
EXAR SP3491CN-L; Line Transceiver; RS-422/ RS-485; 3.3 V; 14-Pin SOIC
Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, BICMOS, PDSO14, PLASTIC, SOIC-14