LSM303AH Datasheet, PDF (13/82 Pages) –

LSM303AH
2
Module specifications
Module specifications
2.1
Sensor characteristics
@ Vdd = 1.8 V, T = 25 °C unless otherwise noted ^(a).
Symbol
Parameter
Table 3. Sensor characteristics
Test conditions
Min. Typ.⁽¹⁾ Max. Unit
±2
LA_FS
Linear acceleration
measurement range
±4
g
±8
±16
M_FS Magnetic dynamic range
±49.152
gauss
@ FS ±2 g
0.061
LA_So Sensitivity 16-bit⁽²⁾
@ FS ±4 g
@ FS ±8 g
0.122
0.244
mg/digit
@ FS ±16 g
0.488
M_So Magnetic sensitivity
1.5
mgauss/
LSB
LA_TCSo
Linear acceleration sensitivity
change vs. temperature⁽³⁾
0.01
%/°C
M_TCSo
Magnetic sensitivity change vs.
temperature⁽³⁾
±0.03
%/°C
LA_TyOff
Typical zero-g level offset
accuracy⁽⁴⁾⁽⁵⁾
M_TyOff Magnetic sensor offset
With offset cancellation⁽⁶⁾⁽⁷⁾
LA_TCOff Zero-g level change vs. temp.⁽³⁾ Max. delta from 25 °C
±30
mg
0
mgauss
±0.2
mg/°C
M_TCOff
Magnetic sensor offset change
vs. temp.
With offset cancellation⁽⁶⁾
-0.3
+0.3
mgauss/
°C
LA_An
Linear acceleration RMS noise
ODR = 50 Hz,
High-Resolution mode, FS = ±2 g
0.6
mg
(RMS)
M_R Magnetic RMS noise⁽⁸⁾
ST
M_ST
Self-test positive difference⁽⁹⁾
(accelerometer only)
Magnetic self-test⁽¹⁰⁾
High-performance mode
mgauss
3
(RMS)
70
1500 mg
15
500 mgauss
Top Operating temperature range
-40
+85
°C
1. Typical specifications are not guaranteed.
a. The product is factory calibrated at 1.8 V. The operational power supply range is from 1.71 V to 1.98 V.
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