A Novel Differential Log-Companding Amplifier for Biosignal Sensing

Table 1

The corner simulation results.

	Typical	Worst case	Best case
MOS model	Typical	Fast	Slow
Temperature (°C)	27	0	80
Voltage supply (V)	0.8	0.8	0.8
Open loop gain (dB)	50	51.7	46.8
3 dB frequency (kHz)	510	340	850
Maximum input range (nApp)	20	10	46
Maximum output swing (μApp)	6.3	2.58	10
THD@maximum output swing (%)	0.028	0.056	0.03
CMRR (dB)	73	77.8	64.2