Table 1:

Full System Specifications

Specification	Value	Unit
Impedance Calculation
Frequency Range	10–5k	Hz
Impedance Range (Error <5%)	150–6.5k	Ω
Sampling
ADC Sampling Rate	806.4k	samples/s
Resolution	12	bits
Power Consumption
V dd	±5	V
Full system	4.203	W
TEER Circuit Add on	1.17	W
Signal Processing
Bandwidth	47.5	kHz
Howland Offset Current (DC)	1.87	μA
Voltage Gain	9.8214	gain
Current Gain	27,000	gain
Noise
SNR	28.14	dB
Total Noise Power	0.1261	μV2
Avg. Spectral Density	623.824	$nV/\sqrt{Hz}$
Spot Noise @ 100Hz	1685.79	$nV/\sqrt{Hz}$
Spot Noise @ 1kHz	630.688	$nV/\sqrt{Hz}$
Spot Noise @ 10kHz	762.691	$nV/\sqrt{Hz}$