SP490E - Enhanced Full Duplex RS-485 Transceivers
SP490E Features
* +5V Only
* Low Power BiCMOS
* Driver/Receiver Enable (SP491E)
* RS-485 and RS-422 Drivers/Receivers
* Pin Compatible with LTC490 and SN75179 (SP490E)
* Pin Compatible with LTC491 and SN75180 (SP491E)
* Improved ESD Specifications: ±15k