LIS3L02AQ STMicroelectronics, LIS3L02AQ Datasheet

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LIS3L02AQ

Manufacturer Part Number
LIS3L02AQ
Description
ACCELEROMETER THREE AXIS 44QFN
Manufacturer
STMicroelectronics
Datasheet

Specifications of LIS3L02AQ

Axis
X, Y, Z
Acceleration Range
±2g, 6g
Sensitivity
Vdd/5, Vdd/15 = V/g
Voltage - Supply
2.4 V ~ 3.6 V
Output Type
Analog
Bandwidth
4kHz - XY, 2.5kHz - Z
Interface
IC
Mounting Type
Surface Mount
Package / Case
44-QFN
Sensing Axis
X, Y, Z
Acceleration
2 g, 6 g
Supply Voltage (max)
3.6 V
Supply Voltage (min)
2.4 V
Supply Current
0.85 mA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Shutdown
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-4026

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1
2
The LIS3L02AQ is a low-power three-axis linear ac-
celerometer that includes a sensing element and an
IC interface able to take the information from the
sensing element and to provide an analog signal to
the external world.
The sensing element, capable to detect the acceler-
ation, is manufactured using a dedicated process
called THELMA (Thick Epi-Poly Layer for Microactu-
ators and Accelerometers) developed by ST to pro-
duce inertial sensors and actuators in silicon.
The IC interface instead is manufactured using a
CMOS process that allows high level of integration to
design a dedicated circuit which is trimmed to better
match the sensing element characteristics.
Figure 2. Block Diagram
November 2004
2.4V TO 3.6V SINGLE SUPPLY OPERATION
0.5mg RESOLUTION OVER 100Hz BW
2g/6g USER SELECTABLE FULL-SCALE
OUTPUT VOLTAGE, OFFSET AND
SENSITIVITY RATIOMETRIC TO THE
SUPPLY VOLTAGE
FACTORY TRIMMED DEVICE SENSITIVITY
AND OFFSET
EMBEDDED SELF TEST
HIGH SHOCK SURVIVABILITY
FEATURES
DESCRIPTION
rot
VOLTAGE & CURRENT
REFERENCE
S1X
S1Y
S1Z
S2X
S2Y
S2Z
MUX
3Axis - 2g/6g LINEAR ACCELEROMETER
TRIMMING CIRCUIT
TEST INTERFACE
&
AMPLIFIER
CHARGE
The LIS3L02AQ has a user selectable full scale of
2g, 6g and it is capable of measuring accelerations
over a maximum bandwidth of 4.0 KHz for the X and
Y axis and 2.5KHz for the Z axis. The device band-
width may be reduced by using external capacitanc-
es. A self-test capability allows the user to check the
functioning of the system.
The LIS3L02AQ is available in plastic SMD package
and it is specified over a temperature range extend-
ing from -40°C to +85°C.
The LIS3L02AQ belongs to a family of products suit-
able for a variety of applications:
Figure 1. Package
Table 1. Order Codes
– Motion activated functions in mobile terminals
– Gaming and Virtual Reality input devices
– Free-fall detection and Data protection
– Antitheft systems and Inertial Navigation
– Appliance Control and Robotics
Part Number
DEMUX
LIS3L02AQ
PHASE GENERATOR
CLOCK
&
INERTIAL SENSOR:
S/H
S/H
QFN-44
S/H
LIS3L02AQ
Routy
Routz
Routx
Package
QFN-44
Vouty
Voutz
Voutx
Rev. 4
1/9

Related parts for LIS3L02AQ

LIS3L02AQ Summary of contents

Page 1

... The LIS3L02AQ is available in plastic SMD package and it is specified over a temperature range extend- ing from -40°C to +85°C. The LIS3L02AQ belongs to a family of products suit- able for a variety of applications: – Motion activated functions in mobile terminals – Gaming and Virtual Reality input devices – ...

Page 2

... Internally not connected 26 Reserved Connect to Vdd or GND 27 Reserved Leave unconnected or connect to Vdd 28 Reserved Leave unconnected or connect to GND 29-44 NC Internally not connected Figure 3. Pin Connection (Top view DIRECTION OF THE DETECTABLE ACCELERATIONS 2/9 Function GND Vdd Vouty X ST Voutx LIS3L02AQ Reserved Reserved Reserved NC NC Reserved ...

Page 3

... Full-scale = 2g Z axis X, Y axis 3.2 Z axis 1.8 Vdd=3.3V; Full-scale = 25°C -20 Vdd=3.3V Full-scale = 2g X axis T = 25°C 20 Vdd=3.3V Full-scale = 2g Y axis T = 25°C 20 Vdd=3.3V Full-scale = 2g Z axis LIS3L02AQ 1 Max. Unit Typ. 3.3 3.6 V 0.85 1.5 mA µ Vdd/2 Vdd/2+10% V ±1.5 mg/°C ±2.0 g ±6.0 g ...

Page 4

... LIS3L02AQ Table 3. Electrical Characteristics (continued) (Temperature range -40°C to +85°C) All the parameters are specified @ Vdd =3.3V, T=25°C unless otherwise noted Symbol Parameter Vst Self test input Rout Output impedance Cload 10 Capacitive load drive Ton Turn-On Time at exit from Power Down mode Notes: 1 ...

Page 5

... FUNCTIONALITY The LIS3L02AQ is a low-cost, low-power, analog output three-axis linear accelerometer packaged in QFN pack- age. The complete device includes a sensing element and an IC interface able to take the information from the sensing element and to provide an analog signal to the external world. 3.1 Sensing element The THELMA process is utilized to create a surface micro-machined accelerometer ...

Page 6

... LIS3L02AQ The nominal value of the capacitors, at steady state, is few pF and when an acceleration is applied the maximum variation of the capacitive load is few hundredths of pF. 3.2 IC Interface The complete signal processing uses a fully differential structure, while the final stage converts the differential signal into a single-ended one to be compatible with the external world. ...

Page 7

... P 45 REF inch MECHANICAL DATA MIN. TYP. MAX. 0.067 0.071 0.075 0.007 0.008 0.008 0.01 0.012 0.276 0.276 0.020 0.198 0.206 0.198 0.206 0.015 0.019 0.023 QFN-44 (7x7x1.8mm) Quad Flat Package No lead 45 REF DETAIL "N" LIS3L02AQ OUTLINE AND DETAIL G 7/9 ...

Page 8

... LIS3L02AQ Table 5. Revision History Date Revision January 2004 1 February 2004 2 November 2004 3 November 2004 4 8/9 Description of Changes First Issue Values of some parameters has been changed in Electrical characteristics table. Modified/added some values in the table 2 Electrical characteristics. Corrected few typo errors. ...

Page 9

... All other names are the property of their respective owners Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America © 2004 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com LIS3L02AQ 9/9 ...

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