LIS2DW12 datasheet(6/66 Pages) STMICROELECTRONICS

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Mechanical and electrical specifications

2.1

Mechanical characteristics

@ Vdd = 1.8 V, T = 25 °C unless otherwise noted. The product is factory calibrated at 1.8 V. The operational

power supply range is from 1.62 V to 3.6 V.

Table 3. Mechanical characteristics

Symbol

Parameter

Test conditions

Min. Typ.(1) Max.

Unit

Measurement range

±2

±4

±8

±16

Sensitivity

@ FS ±2 g in High-Performance Mode and all low-power

modes except Low-Power Mode 1

0.244

mg/digit

@ FS ±4 g in High-Performance Mode and all low-power

modes except Low-Power Mode 1

0.488

@ FS ±8 g in High-Performance Mode and all low-power

modes except Low-Power Mode 1

0.976

@ FS ±16 g in High-Performance Mode and all low-

power modes except Low-Power Mode 1

1.952

@ FS ±2 g in Low-Power Mode 1

0.976

@ FS ±4 g in Low-Power Mode 1

1.952

@ FS ±8 g in Low-Power Mode 1

3.904

@ FS ±16 g in Low-Power Mode 1

7.808

Noise density - High-performance

Mode(2)

@ FS ±2 g

µg/√Hz

RMS

RMS noise - Low-Power Modes(3)

@ FS ±2 g

Low-Power Mode 4

1.3

mg(RMS)

Low-Power Mode 3

1.8

Low-Power Mode 2

2.4

Low-Power Mode 1

4.5

TyOff

Zero-g level offset accuracy(4)

±20

TCO

Zero-g offset change vs. temperature

±0.2

mg/°C

TCS

Sensitivity change vs. temperature

0.01

%/°C

Self-test positive difference

1500

1. Typical specifications are not guaranteed.

2. Noise density is the same for all ODRs. Low-noise setting enabled.

3. RMS noise is the same for all ODRs. Low-noise setting enabled.

4. Values after factory calibration test and trimming.

LIS2DW12

Mechanical and electrical specifications

DS11811 - Rev 8

page 6/66

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