H3LIS331DL Datasheet, PDF (9/38 Pages) STMicroelectronics – MEMS motion sensor: low-power high-g 3-axis digital accelerometer

H3LIS331DL
Mechanical and electrical specifications
2
Mechanical and electrical specifications
2.1
Mechanical characteristics
@ Vdd = 2.5 V, T = 25 °C unless otherwise noted ^(a).
Table 3. Mechanical characteristics
Symbol
Parameter
Test conditions
Min.
FS
Measurement range⁽²⁾
FS bit set to 00
FS bit set to 01
FS bit set to 11
FS bit set to 00
12-bit representation
So
Sensitivity⁽³⁾
FS bit set to 01
12-bit representation
FS bit set to 11
12-bit representation
TCSo
Sensitivity change vs.
temperature
FS bit set to 00
TyOff
Typical zero-g level offset
accuracy⁽⁴⁾
FS bit set to 00
TCOff
Zero-g level change vs.
temperature
Max. delta from 25 °C
An Acceleration noise density FS bit set to 00
NL Non-linearity
FS bit set to 00
Range -70g .. +70g
Top Operating temperature range
-40
Wh Product weight
1. Typical specifications are not guaranteed.
2. Verified by wafer level test and measurement of initial offset and sensitivity.
3. Factory calibrated at s1 g
4. Offset can be eliminated by enabling the built-in high-pass filter.
Typ.⁽¹⁾
±100
±200
±400
49
98
195
±0.01
±1
±5
15
2
20
Max.
Unit
g
mg/digit
%/°C
g
mg/°C
mg/ Hz
%FS
+85
°C
mgram
a. The product is factory calibrated at 2.5 V. The operational power supply range is from 2.16 V to 3.6 V. The
product calibration is done at s1 g.
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