SP490/491
Full Duplex RS-485 Transceivers
FEATURES +5V Only Low Power BiCMOS Driver/Receiver Enable (SP491) RS-485 and RS-422 Drivers/Receivers Pin Compatible with LTC490 and
SN75179 (SP490) Pin Compatible with LTC491 and
SN75180 (SP491) Now Available in Lead Free Packaging
DESCRIPTION
The SP490 is a low power differential line driver/rece...
