LSM303AH Datasheet, PDF (15/82 Pages) –

LSM303AH
Module specifications
2.2
Temperature sensor characteristics
@ Vdd = 1.8 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
12.5
-40
+85
1. Typical specifications are not guaranteed.
2. 8-bit resolution.
Unit
digit/°C⁽²⁾
Hz
°C
2.3
Electrical characteristics
@ Vdd = 1.8 V, T = 25 °C unless otherwise noted. ^(b)
Symbol
Table 5. Electrical characteristics
Parameter
Test conditions
Min.
Typ.⁽¹⁾
Max.
Unit
Vdd
Vdd_IO
Supply voltage
Module power supply for I/O⁽²⁾
1.71
1.71
Accelerometer current consumption in
LA_Idd_HR high-resolution mode.
Magnetic sensor in power-down.
12.5Hz-6400Hz
ODR range
Accelerometer current consumption in
LA_Idd_LP low-power mode.
Magnetic sensor in power-down.
100 Hz ODR
50 Hz ODR
12.5 Hz ODR
1 Hz ODR
Magnetic current consumption in high-
M_Idd_HR resolution mode.
Accelerometer in power-down mode.
ODR = 20 Hz
1.98
V
1.8 Vdd+0.1 V
162
μA
16
μA
10
μA
6
μA
4.5
μA
200
μA
M_Idd_LP
Magnetic current consumption in low-
power mode.
Linear accel. in power-down mode.
ODR = 20 Hz
50
μA
Idd_PD
Current consumption in power-down
VIH
Digital high-level input voltage
VIL
Digital low-level input voltage
VOH
High-level output voltage
VOL
Low-level output voltage
T_OP
Operating temperature range
1. Typical specifications are not guaranteed.
IOH = 4 mA
IOL = 4 mA
2.5
μA
0.8*Vdd_IO
V
0.2*Vdd_IO V
Vdd_IO - 0.2
V
0.2
V
-40
+85
°C
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 1.8 V.The operational power supply range is from 1.71 V to 1.98 V.
DocID027766 Rev 6
15/82
82