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SP490/SP491 Differential Line Driver/Receiver
Low power differential line driver/receiver for RS-485/RS-422 applications up to 5Mbps
- Model: SP490 (SP491 with tri-state enable lines)
- Input Sensitivity: ±200mV
- Compatibility: RS-485 and RS-422
- Power: +5V Only
- Package Options: 8-pin plastic DIP, 8-pin NSOIC (SP490); 14-pin DIP, 14-pin NSOIC (SP491)
- Temperature Ranges: Commercial and industrial
Top Features:
- Low power BiCMOS design
- Driver/Receiver Enable (SP491 only)
- Pin compatibility with LTC490 and SN75179 (SP490)
- Pin compatibility with LTC491 and SN75180 (SP491)
The SP491 offers the same functionality as the SP490, with the added advantage of driver and receiver tri-state enable lines. Both models provide reliable operation meeting RS-485 and RS-422 standards at speeds up to 5Mbps, with a ±200mV receiver input sensitivity across a wide common mode range.
*Images are for illustration only; actual product may vary.*