LMS485 Datasheet | National Semiconductor

LMS485 5V Low Power RS-485 / RS-422 Differential Bus Transceiver OBSOLETE October 12, 2011 5V Low Power RS-485 / RS-422 Differential Bus Transceiver General Description The LMS485 is a low power differential bus/line transceiver designed for high speed bidirectional data munication on multipoint bus transmission lines. It is designed for balanced transmission lines. It meets ANSI Standards TIA/EIA RS422B, TIA/EIA RS485-A and ITU remendation and V.11 and X.27. The LMS485 bines a TRI-STATE® differential line driver and differential input receiver, both of which operate from a single 5.0V power supply. The driver and receiver have an active high and active low,...