3.3 V, Low Power, RS-485/RS-422 Transceiver (Full Duplex, 250 kbps, Slew Rate Limited)
IC DUAL LINE TRANSCEIVER, PDSO18, MS-013AB, SOIC-18, Line Driver or Receiver

High-Speed, +3.3V, 2-Channel RS232/V.28 Interface Device with 460kBPS Data Rate and Shutdown and Enable Pins
IC TRIPLE LINE TRANSCEIVER, QCC32, 5 X 5 MM, MO-220VHHD-2, VQLFCSP-32, Line Driver or Receiver
IC TRIPLE LINE TRANSCEIVER, QCC32, 5 X 5 MM, MO-220VHHD-2, VQLFCSP-32, Line Driver or Receiver
IC TRIPLE LINE TRANSCEIVER, PDSO24, MO-153AD, TSSOP-24, Line Driver or Receiver