CMA3000-D01 Datasheet, PDF (1/4 Pages) VTI technologies – 3-AXIS ULTRA LOW POWER ACCELEROMETER WITH DIGITAL SPI AND I2C INTERFACE

Data Sheet
CMA3000-D01
CMA3000-D01 3-AXIS ULTRA LOW POWER ACCELEROMETER WITH
DIGITAL SPI AND I²C INTERFACE
Features
• 1.7 V – 3.6 V supply voltage
• SPI and I²C digital interface
• User selectable
• ±2 g and ±8 g measurement ranges
• sample rate & frequency response
• Ultra low current consumption
• ≤ 70 uA with 100/400 Hz sample rate
• ≤ 11 uA with 40/10Hz sample rate
• Interrupt signal triggered by data ready,
motion and free fall
• Size 2x2x0.95 mm3
• Proven capacitive 3D-MEMS technology
• High shock durability
• RoHS compliant / lead free soldering
Applications
CMA3000-D01 is targeted to battery operated
devices. Typical applications are but not limited
• Gaming input devices
• Computer peripherals
• Free fall detection
• Activity monitoring
Low-pass
SCK/SCL
Analog
Filter
C/V
calibration
DE-
SPI MISO
&
ADC
MUX
1:3
Low-pass
Filter
&
I2C _MOSI/SDA
i/f
Low-pass
CSB
Filter
Oscillator
&
clock
Reference
Non-
Volatile
Memory
Motion
detector
Free fall
detector
Control INT
&
INT
Figure 1 CMA3000-D01 Block Diagram
VTI Technologies Oy
www.vti.fi
PRELIMINARY - Subject to changes
Doc. Nr. 8277800.14
1/4
Rev. 13