ASIC
functions
§
Offset
Calibration: Calibration
of capacitive sensor offset
§
Span
Calibration Calibration
of capacitive sensor span
§
Self
test of ASIC(Build in
switch capacitance circuit to test the ASIC)
§
Self
test of sensor(by applying
a voltage to the capacitive accelerometer, the self test function test the
integrity of the sensor during field operation
§
Bandwidth
adjustment (low p*
500Hz or 2000Hz), 50Hz with external capacitor
§
Clock
Frequency adjustment
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