SP490E
SP490E is Enhanced Full Duplex RS-485 Transceivers manufactured by Exar.
SP490E/491E Enhanced Full Duplex RS-485 Transceivers
Features
- +5V Only
- Low Power BiCMOS
- Driver/Receiver Enable (SP491E)
- RS-485 and RS-422 Drivers/Receivers
- Pin patible with LTC490 and
SN75179 (SP490E)
- Pin patible with LTC491 and
SN75180 (SP491E)
- Improved ESD Specifications:
±15kV Human Body Model ±15kV IEC61000-4-2 Air Discharge
Now Available in Lead Free Packaging DESCRIPTION
The SP490E is a low power differential line driver/receiver meeting RS-485 and RS-422 standards up to 10Mbps. The SP491E is identical to the SP490E with the addition of driver and receiver tri-state enable lines. Both products feature ±200mV receiver input sensitivity, over wide mon...
