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: ±15kV
