Typical 0.1-Hz to 10-Hz voltage noise for the REF6225 is shown in Figure 46. The 1/f noise scales with output voltage, but remains 3 µVPP/V for all the variants. Peak-to-peak noise measurement setup is shown in Figure 47.
Figure 46. 0.1-Hz to 10-Hz Noise
Figure 47. 0.1-Hz to 10-Hz Noise Measurement Setup