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Table 3 Performance comparisons against other systems

From: Development of an ultra low noise, miniature signal conditioning device for vestibular evoked response recordings

Parameters [8] [9] [10] [11] [12] [13] CED ampifier This work
Supply voltage/Current ±2.5 V/16 μA ±2.8 V/2.7 μA 1.8 V/4.7 μA 3.3 V/8 μA 1.8 V/4.4 μA 1.5 V ±15 V/ - ±9 V/64.2 mA
Gain 39.5 dB 40.8 dB 49.5 dB 39.6 dB 39.4 dB 10-62 dB 88.4 dB (configured) 89 dB
Bandwidth 7.2 kHz 45 Hz-5.3 kHz 9.1 kHz 8.2 kHz 7.2 kHz 10 kHz 10.1 kHz 11 kHz
Voltage noise density (RTI) ~ 26 nV / Hz ~ 42 nV / Hz ~ 58 nV / Hz ~ 21.4 nV / Hz ~ 41.2 nV / Hz < 16 nV / Hz 7.8 nV / Hz 4.8 nV / Hz
CMRR ≥83 dB ≥66 dB ≥52.7 dB ≥76 dB 70.1 dB >90.7 dB 117.6 dB (@100 Hz) 115 dB (@100 Hz)
Area 0.16 mm2 0.16 mm2 0.05 mm2 3 mm x 3 mm 0.06 mm2 0.06 mm2 24 cm X24cm 9.9 cm X 5.4 cm