RS-232 Line Transceiver, 2 Tx/2 Rx, 250Kbps, 5.5V, TSSOP
Line Transceiver, 2 Func, 3.3V, Schmitt Trigger, TSSOP-16
RS-232 Transceiver 2Tx/2Rx 250Kbps 3-5.5V TSSOP