MAX489EPDIC TXRX RS485/RS422 LOWPWR 14DIP|MAXIM INTEGRATED|Lead All|RoHS Mixed MAX489EPD+ M74HC03B1RIC GATE NAND QUAD 2INP OD 14-DIP|STMICROELECTRONICS|Lead free|RoHS Compliant SN74HC03N TC74HC03AP M74HC03B1R