Line Transceiver, 2 Func, 2 Driver, 2 Rcvr, BIPolar, PDIP18
RS-232 Bus Transceiver, Dual Tx/Rx, 18-Pin PDIP, 5V, 250KBd
IC DRVR/RCVR RS232 5V DUAL 18DIP
2 Tx/Rx RS-232 Bus Transceiver, 18-Pin PDIP, 5V, 250KBd