LTC1384 - 5V Low Power RS232 Transceiver with 2 Receivers Active in Shutdown; Package: SO; Pins: 18; Temperature Range: -40°C to 85°C

LTC1344A - Software-Selectable Cable Terminator; Package: SSOP; Pins: 24; Temperature Range: -40°C to 85°C

LTC1384 - 5V Low Power RS232 Transceiver with 2 Receivers Active in Shutdown