LSM303DLHC datasheet(10/42 Pages) STMICROELECTRONICS

Part #	LSM303DLHC

Description	Ultra compact high performance e-compass 3D accelerometer and 3D magnetometer module

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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Module specifications

LSM303DLHC

10/42

Doc ID 018771 Rev 1

2.2

Temperature sensor characteristics

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

LA_TCSo

Linear acceleration sensitivity

change vs. temperature

FS bit set to 00

±0.01

%/°C

LA_TyOff

Linear acceleration typical

Zero-

g level offset

accuracy(3),(4)

FS bit set to 00

±60

m

g

LA_TCOff

Linear acceleration Zero-

g

level change vs. temperature

Max. delta from 25 °C

±0.5

m

g/°C

LA_An

Acceleration noise density

FS bit set to 00, normal

mode(

Table 8.), ODR bit

set to 1001

220

ug/

sqrt(Hz)

M_R

Magnetic resolution

2

mgauss

M_CAS

Magnetic cross-axis sensitivity

Cross field =.0.5 gauss

H applied = ±3 gauss

±1

%FS/

gauss

M_EF

Maximum exposed field

No permitting effect on

zero reading

10000

gauss

M_DF

Disturbing field

Sensitivity starts to

degrade. Use S/R pulse to

restore sensitivity

20

gauss

Top

Operating temperature range

-40

+85

°C

1.

Typical specifications are not guaranteed.

2.

Verified by wafer level test and measurement of initial offset and sensitivity.

3. Typical Zero-g level offset value after MSL3 preconditioning.

4. Offset can be eliminated by enabling the built-in high pass filter.

Table 3.

Sensor characteristics (continued)

Symbol

Parameter

Test conditions

Min.

Typ.(1)

Max.

Unit

b.

The product is factory calibrated at 2.5 V.

Table 4.

Temperature sensor characteristics

Symbol

Parameter

Test condition

Min.

Typ.(1)

Max.

Unit

TSDr

Temperature sensor output

change vs. temperature

-

8LSB/°C(2)

TODR

Temperature refresh rate

ODR(3)

Hz

Top

Operating temperature range

-40

+85

°C

1.

Typical specifications are not guaranteed.

2.

12-bit resolution.

3.

For ODR configuration refer to

Table 72.

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