Table 5 Variables for noise floor calculation in the proposed system with DETF

Noise spectral density \({{\rm{N}}}_{1}\)(@1 Hz)

\(176.4{\rm{\mu }}{\rm{V}}/\sqrt{{\rm{Hz}}}\)

\(178.2{\rm{\mu }}{\rm{V}}/\sqrt{{\rm{Hz}}}\)

Noise spectral density \({{\rm{N}}}_{{\rm{n}}}\)(@1 Hz)

\(190.3{\rm{\mu }}{\rm{V}}/\sqrt{{\rm{Hz}}}\)

76.9\({\rm{\mu }}{\rm{V}}/\sqrt{{\rm{Hz}}}\)

Measured signal \({{\rm{X}}}_{1}\)

0.556 V

0.559 V

Measured signal \({{\rm{X}}}_{{\rm{n}}}\)

0.625 V

0.219 V

Scale factor \({{\rm{K}}}_{{\rm{scale}},{\rm{out}}1}\)

\({2}^{14}\)

\({2}^{20}\)

Scale factor \({{\rm{K}}}_{{\rm{scale}},{\rm{out}}2}\)

\({2}^{6}\)

\({2}^{11}\)

Normalized sensitivity

537288

3308454