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    | Partname: | CS4121EDWF20 |  | Description: | Low voltage precision air-core tach/speedo driver |  | Manufacturer: | Cherry Semiconductor |  | Package: | 20L SOIC |  | Pins: | 20 |  | Oper. temp.: | -40 to 150 |  | Datasheet: | PDF (186K). Click here to download *)
 |  | The CS4121 is specifically designed for use with air-core meter movements. The IC provides all the functions necessary for an analog tachometer or speedometer. The CS4121 takes a speed sensor input and generates sine and cosine related output signals to differentially drive an air-core meter. |  |  Click here to download CS4121EDWF20 Datasheet*)
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