SCA3000-D01 Datasheet, PDF (1/4 Pages) VTI technologies – 3-AXIS LOW POWER ACCELEROMETER WITH DIGITAL SPI INTERFACE

Data Sheet
SCA3000-D01
SCA3000-D01 3-AXIS LOW POWER ACCELEROMETER
WITH DIGITAL SPI INTERFACE
Features
• 2.35 V – 3.6 V supply voltage,
1.7 V – 3.6 V digital I/O voltage
• ±2 g measurement range
• SPI digital interface
• Selectable frequency response
• Very low current consumption
(2.5 V, 480 µA typ)
• Temperature output
• 64 samples/axis buffer memory for output
acceleration data and advanced features
enable significant power and resource savings
at system level
• Interrupt signal triggered by motion and free
fall
• Size 7x7x1.8 mm
• Proven capacitive 3D-MEMS technology
• High shock durability
• RoHS compliant / lead free soldering
Applications
SCA3000-D01 is targeted to battery operated
devices. Typical applications are but not limited
• Motion activated functions in mobile
terminals and antitheft systems
• Inertial navigation
• Inclination sensing in digital inclinometers
• Tilt compensation in electronic compass
Low-pass
Decimation
Coordinate
SCK
Analog
Filter
Mapping
C/V
calibration
DE-
and
SPI MISO
&
ADC
MUX
1:3
Low-pass
Filter
Decimation
Calibration
i/f
MOSI
Low-pass
Decimation
CSB
Filter
Oscillator
&
clock
Reference
Non-
Volatile
Memory
Temperature
sensor
Figure 1 SCA3000-D01 Block Diagram
Motion
detector
Free fall
detector
Ring
Buffer
Control INT
&
INT
VTI Technologies Oy
www.vti.fi
PRELIMINARY - Subject to changes
Doc.nr. 8255700A.01
1/4
Rev.A.01