+2.7 V Serial Port RS-232 Transceiver (3 Drivers / 5 Receivers) with 15kV ESD
3.0 V to 5.5 V, ±12 kV IEC ESD Protected, Half Duplex 50 Mbps RS-485 Transceiver
3.0 V to 5.5 V, ±12 kV IEC ESD Protected, Half Duplex 500 kbps RS-485 Transceiver

+2.7V Serial Port RS-232 Transceiver (3 Drivers / 3 Receivers) with 15kV ESD
3.0 V to 5.5 V, ±12 kV IEC ESD Protected, Half Duplex 50 Mbps RS-485 Transceiver