AIS2IH datasheet(14/63 Pages) STMICROELECTRONICS

Part #	AIS2IH

Description	MEMS digital output motion sensor: high-performance 3-axis accelerometer for automobile applications

PDF	63 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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Table 10. Operating modes - low-noise setting enabled

Parameter

High-Performance

Mode

Low-Power

Mode 4

Low-Power

Mode 3

Low-Power

Mode 2

Low-Power

Mode 1

Resolution [bit]

14-bit

12-bit

ODR [Hz]

12.5 - 1600

1.6 - 200

BW [Hz]

ODR/2 (N/A for

1600 Hz),

ODR/4, ODR/10,

ODR/20

180

ODR/4,

ODR/10,

ODR/20

360

ODR/4,

ODR/10,

ODR/20

720

ODR/4,

ODR/10,

ODR/20

3200

ODR/4,

ODR/10,

ODR/20

Typ. noise density [µg/√Hz](1)

@ FS = ±2 g, ODR = 200 Hz

Typ. RMS noise [mg(RMS)](1)

@ FS = ±2 g

1.3

1.8

2.4

4.5

Typ. current consumption [µA]

@ Vdd = 1.8 V(1)

ODR = 1.6 Hz

0.7

0.6

0.5

0.4

ODR = 12.5 Hz

120

1.1

ODR = 25 Hz

120

3.5

ODR = 50 Hz

120

3.5

ODR = 100 Hz

120

21.5

ODR = 200 Hz

120

ODR = 400, 800, 1600 Hz

120

Typ. current consumption [µA]

@ Vdd = 3 V(1)

ODR = 1.6 Hz

1.35

0.8

0.7

ODR = 12.5 Hz

140

2.5

1.5

ODR = 25 Hz

140

12.5

4.5

2.5

ODR = 50 Hz

140

24.5

8.5

4.5

ODR = 100 Hz

140

48.5

26.5

ODR = 200 Hz

140

95.5

52.5

14.5

ODR = 400, 800, 1600 Hz

140

1. Typical values, verified at characterization level @ T = 25 °C, not guaranteed.

AIS2IH

Functionality

DS12421 - Rev 4

page 14/63

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