The gain drift is specified at 2ppm per degree C. There are provisions for a calibration cycle but that requires external multiplexing.
On Mon, 10 Dec 2012 07:26:55 -0800 (PST), Robert LaJeunesse <[email protected]> wrote: >. . . > >typical for better monolithic sigma-delta converters. Nonetheless 20 bits >indicates a matching reference would have to hold 1PPM over temperature, no >simple task. > > >Bob LaJeunesse _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
