SCA3000-E04
Data Sheet
SCA3000-E04 3-AXIS ULTRA LOW POWER ACCELEROMETER
WITH DIGITAL SPI INTERFACE
Features
•
•
•
•
•
•
2.35 V – 3.6 V supply voltage,
1.7 – 3.6 V digital I/O voltage
±6
g measurement range
SPI digital interface
Selectable frequency response
Ultra low power consumption
(2.5 V, 120
µA
typ)
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-E04 is targeted to battery operated
wrist and hand-held devices. Typical
applications are but not limited
•
Motion activated functions in mobile
terminals and antitheft systems
•
Pedometers and activity monitors
•
•
•
•
•
C/V
Analog
calibration
&
ADC
DE-
MUX
1:3
Low-pass
Filter
Low-pass
Filter
Low-pass
Filter
Decimation
Decimation
Coordinate
Mapping
and
Calibration
SCK
SPI
i/f
MISO
MOSI
CSB
Decimation
Oscillator
&
clock
Reference
Non-Volatile
Memory
Motion
detector
Free fall
detector
Ring
Buffer
Control
&
INT
INT
Figure 1
SCA3000-E04 Block Diagram
VTI Technologies Oy
www.vti.fi
PRELIMINARY - Subject to changes
Doc. Nr. 8290500A
1/4
Rev. A
VTI [ VTI TECHNOLOGIES ]
