Datasheet

Mechanical and electrical specifications LIS3DH
12/54 DocID17530 Rev 2
2.2 Temperature sensor characteristics
Vdd = 2.5 V, T = 25 °C unless otherwise noted
(b)
2.3 Electrical characteristics
Vdd = 2.5 V, T = 25 °C unless otherwise noted
(c)
b. The product is factory calibrated at 2.5 V. Temperature sensor operation is guaranteed in the range 2 V - 3.6 V.
Table 5. Temperature sensor characteristics
Symbol Parameter Test condition Min. Typ.
(1)
Max. Unit
TSDr
Temperature sensor output change vs
temperature
1 digit/°C
(2)
TODR Temperature refresh rate ODR Hz
Top Operating temperature range -40 +85 °C
1. Typical specifications are not guaranteed.
2. 8-bit resolution.
c. The product is factory calibrated at 2.5 V. The operational power supply range is from 1.71 V to 3.6 V.
Table 6. Electrical characteristics
Symbol Parameter Test conditions Min. Typ.
(1)
Max. Unit
Vdd Supply voltage 1.71 2.5 3.6 V
Vdd_IO I/O pins supply voltage
(2)
1.71 Vdd+0.1 V
Idd Current consumption in normal mode 50 Hz ODR 11 μA
Idd Current consumption in normal mode 1 Hz ODR 2 μA
IddLP Current consumption in low-power mode 50 Hz ODR 6 μA
IddPdn
Current consumption in power-down
mode
0.5 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 0.9*Vdd_IO V
VOL Low-level output voltage 0.1*Vdd_IO V
BW System bandwidth
(3)
ODR/2 Hz
Top Operating temperature range -40 +85
°C
1. Typical specification are not guaranteed.
2. It is possible to remove Vdd maintaining Vdd_IO without blocking the communication busses, in this condition the
measurement chain is powered off.
3. Refer to Table 25 for the ODR value and configuration.