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    | Partname: | SP491ES |  | Description: | Full duplex RS-485 transceivers |  | Manufacturer: | Sipex Corporation |  | Package: | DIP |  | Pins: | 14 |  | Oper. temp.: | -40 to 85 |  | Datasheet: | PDF (94K). Click here to download *)
 |  | The SP490 is a low power differential line driver/receiver meeting RS-485 and RS-422 standards up to 5Mbps. The SP491 is identical to the SP490 with the addition of driver and receiver tri-state enable lines. 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. |  |  Click here to download SP491ES Datasheet*)
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