LSM303AGR datasheet(13/68 Pages) STMICROELECTRONICS

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LSM303AGR

Module specifications

2.1

Sensor characteristics

@ Vdd = 2.5 V, T = 25 °C unless otherwise noted(a).

a. The product is factory calibrated at 2.5 V. The operational power supply range is from 1.71 V to 3.6 V.

Table 3. Sensor characteristics

Symbol

Parameter

Test conditions

Min.

Typ.(1)

Max.

Unit

LA_FS

Linear acceleration

measurement range(2)

±2

±4

±8

±16

M_FS

Magnetic dynamic range

±49.152

gauss

LA_So

Linear acceleration sensitivity

FS = ±2 g and in normal mode

3.9

mg/LSB

FS = ±2 g and in high-resolution

mode

0.98

FS = ±2 g and in low-power mode

15.63

FS = ±4 g and in normal mode

7.82

FS = ±4 g and in high-resolution

mode

1.95

FS = ±4 g and in low-power mode

31.26

FS = ±8 g and in normal mode

15.63

FS = ±8 g and in high-resolution

mode

3.9

FS = ±8 g and in low-power mode

62.52

FS = ±16 g and in normal mode

46.9

FS = ±16 g and in high-resolution

mode

11.72

FS = ±16 g and in low-power mode

187.58

M_GN

Magnetic sensitivity

1.5

mgauss/

LSB

LA_TCSo

Linear acceleration sensitivity

change vs. temperature(3)

0.01

%/°C

LA_TyOff

Typical zero-g level offset

accuracy(4),(5)

±40

M_TyOff

Magnetic sensor offset

With offset cancellation

gauss

Without offset cancellation

±1

LA_TCOff

Zero-g level change vs.

temp.(3)

Max. delta from 25 °C

±0.5

mg/°C

LA_An

Linear acceleration RMS

noise

ODR = 100 Hz, high-resolution

mode, FS = ±2 g

(RMS)

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