LSM303AGR Datasheet, PDF (15/68 Pages) STMicroelectronics – ultra-low-power 3D accelerometer and 3D magnetometer

LSM303AGR
Module specifications
2.2
Temperature sensor characteristics
@ Vdd = 2.5 V, T = 25 °C unless otherwise noted ^(b).
Symbol
Table 4. Temperature sensor characteristics
Parameter
Test conditions Min. Typ.⁽¹⁾ Max.
TSDr
TODR
Top
Temperature sensor output change vs. temp.
Temperature refresh rate
Operating temperature range
1
ODR⁽³⁾
-40
+85
1. Typical specifications are not guaranteed.
2. 8-bit resolution.
3. Refer to Table 34.
Unit
digit/°C⁽²⁾
Hz
°C
2.3
Electrical characteristics
@ Vdd = 2.5 V, T = 25 °C unless otherwise noted.^(b)
Symbol
Table 5. Electrical characteristics
Parameter
Test conditions
Min.
Typ.⁽¹⁾
Max.
Unit
Vdd
Supply voltage
1.71
Vdd_IO
Module power supply for I/O⁽²⁾
1.71
Accelerometer current consumption
LA_Idd_NM Magnetic sensor in power-down
mode.
50 Hz ODR in
normal mode
1 Hz ODR in
normal mode
50 Hz ODR in
low-power mode
M_Idd_HR
Magnetic current consumption in
high-resolution mode
Accelerometer in power-down mode.
ODR = 20 Hz
3.6
V
1.8 Vdd+0.1 V
11
2
μA
6
200
μA
M_Idd_LP
Magnetic current consumption in
low-power mode
Accelerometer in power-down mode.
ODR = 20 Hz
50
μA
Idd_PD
Current consumption in power-down
1.5
μA
VIH Digital high-level input voltage
0.8*Vdd_IO
V
VIL
Digital low-level input voltage
0.2*Vdd_IO V
VOH High-level output voltage
IOH = 4 mA
Vdd_IO - 0.2
V
VOL Low-level output voltage
IOL = 4 mA
0.2
V
T_OP
Operating temperature range
-40
+85
°C
1. Typical specifications are not guaranteed.
2. It is possible to remove Vdd maintaining Vdd_IO without blocking the communication bus, in this condition the
measurement chain is powered off.
b. The product is factory calibrated at 2.5 V.The operational power supply range is from 1.71 V to 3.6 V.
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