TABLE 1. Summary of Pre-Amplifier.

	Value
Weight	2.0 gram
Size (length*width*height)	45*20*7 mm
Input voltage range	0~3.3 V
Output voltage range	0~3.3 V
Gain	1000V/V
Bandwidth	0.5–1000 Hz
SNDR	60.23 dB
Measured Current	0.14 mA