1mA Supply-Current, +3V to +5.5V, 250kbps, RS-232 Transmitters/Receivers
ICL3243CBZ-T 5V 5.5V 1mA SOP28 Bus Transceiver
Commercial 3.15V to 5.5V 3-Function Dual-Line Transceiver with Schmitt Trigger Input
RS-232 Transceiver, 5V, 5.5V, 0°C to 70°C, SOIC-28