5-Channel Bus Transceiver, 250Kbps, 5.5V, SOIC-28
3.3V/5V RS232 Bus Transceiver IC, 3Tx/5Rx, 250Kbps, SOIC
IC TXRX 3.3V/5V RS232 28-SOIC
LTC1348 - 3.3V/5V Low Power RS232 3-Driver/5-Receiver Transceiver
