The SP491 is identical to the SP490 with the addition of driver and receiver tri-state enable lines. The SP490 is a low power differential line driver/receiver meeting RS-485 and RS-422 standards up to 5Mbps. Both products feature ±200mV receiver input sensitivity, over wide common mode range. The SP490 is available in 8-pin plastic DIP and 8-pin NSOIC packages for operation over the commercial and industrial temperature ranges. The SP491 is available in 14-pin DIP and 14-pin NSOIC packages for operation over the commercial and industrial temperature ranges.
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)
* product image for illustration purposes only. actual product may vary.
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