DS36C278M/NOPBIC TXRX TIA/EIA LP RS-485 8SOIC|TEXAS INSTRUMENTS|Lead All|RoHS Mixed DS36C278M/NOPB DS36C278MX/NOPBIC TXRX LO PWR TIA/EIA-485 8SOIC|TEXAS INSTRUMENTS|Lead All|RoHS Mixed DS36C278MX/NOPB