®
SP1490E/SP1491E
Full Duplex RS-485 Transceivers
FEATURES
■ +5V Only ■ Low Power BiCMOS ■ Driver/Receiver Enable (SP1491E)
■ RS-485 and RS-422 Drivers/Receivers
■ Pin Compatible with SN75179 (SP1490E)
■ Pin Compatible with SN75180 (SP1491E)
■ Improved ESD Specifications ±15kV Human Body Model ±15kV IEC1000-4-2 Air Discharge ±8kV IEC1000-4-2 Contact Disch...
