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Typical Applications
? Mobile phones/PMP/PDA/digital cameras
Orientation detection (portrait/landscape)
Image stability
Freescale Accelerometer Product Feature Comparison
Features MMA8450Q MMA8451Q MMA8452Q MMA8453Q
Digital Capability
Benefits
Tilt control enabled with higher resolution
Gesture dialing enhanced with HPF
Tap to control
Auto wake/sleep for low power consumption
? Smartbooks/eReaders/netbooks/laptops
Anti-theft
Freefall detection for hard disk drives
Orientation detection
Tap detection
? Public transportation ticketing systems
? Activity monitoring in medical applications
? Security
Supply voltage
Resolution
Power
consumption
Low noise
(at 400 Hz ODR)
Output
data rate
1.71–1.89
12-bit
27 uA
375 μg/√Hz
1.563–400 Hz
1.95–3.6
14-bit
6 uA
99 μg/√Hz
1.563–800 Hz
1.95–3.6
12-bit
6 uA
99 μg/√Hz
1.563–800 Hz
1.95–3.6
10-bit
6 uA
99 μg/√Hz
1.563–800 Hz
Wider supply voltage
to support various
applications
Higher resolution for
more precise applications
Lower power for
significant battery savings
Lower noise for more
precise applications
Increased bandwidth
to support various
applications
Small motions detected with extremely
high resolution
Tilt
? Fleet monitoring, tracking
Dead reckoning
System auto wake-up on movement detection
Shock recording
Anti-theft
Freefall
detection
Orientation
detection
Embedded
FIFO buffer
Yes
Yes
Yes
Yes
Yes
Yes
Embedded Features
Yes
Yes
No
Yes
Yes
No
Fast UI response
Fast UI response
Reduced I 2 C bus traffic
System power savings
Toll payment
? Unbalance detection for washers
? Power tools and small appliances
Tilt
Safety shutoff
Freescale is a leading provider of pressure,
inertial and touch sensors and has offered
MEMS-based sensors for over 30 years.
Building on our heritage of sensor innovation,
Tap detect
Shake detect
High pass
filtered data
Auto-wake/
sleep
Tap/double tap
Shake
Yes
Yes
Tap/double tap
Directional tap
Shake
Directional shake
Yes
Yes
Tap/double tap
Directional tap
Shake
Directional shake
Yes
Yes
Tap/double tap
Directional tap
Shake
Directional shake
No
Yes
Fast UI response
System power savings
Fast UI response
System power savings
Reduced system
cycle time
System power savings
Freescale is proud to announce Xtrinsic
sensing solutions that offer the right combination
Documentation
of intelligent integration, logic and customizable
software to deliver smarter, more differentiated
applications. Freescale sensors complement
our broad portfolio of ZigBee ? technology,
microcontrollers, microprocessors, digital signal
processors, analog ICs and development tools.
Development Tools
Document Number
MMA8450Q/MMA8451Q/
MMA8452Q/MMA8453Q
AN4068
AN4069
AN4070
Description
Product Specification Data Sheets
Embedded Orientation Detection Using the MMA8451, 2, 3Q
Offset Calibration of the MMA8451, 2, 3Q
Motion and Freefall Detection Using the MMA8451, 2, 3Q
Part Number
LFSTBEB845x
RDMMA845x
Description
This LFSTBEB845x kit includes three accelerometer
development boards that represent the MMA845xQ
family. These boards connect to the LFSTBUSB
communication board that is sold separately.
The RDMMA845x bundled kit includes all three
MMA845xQ accelerometer development boards
as well as the accelerometer USB board.
AN4071
AN4072
AN4073
AN4074
High Pass Filtered Data and Functions Using the MMA8451, 2, 3Q
MMA8451, 2, 3Q Single/Double and Directional Tap Detection
Using the 32 Sample First In, First Out (FIFO) in the MMA8451Q
Auto-Wake/Sleep Using the MMA8451,2,3Q
LFSTBEB8450 This LFSTBEB8450 accelerometer development
board provides an evaluation platform for the
MMA8450Q accelerometer and includes the
QE8 MCU for data acquisition.
RD3924MMA8450Q This Sensor Toolbox kit comes with the accelerometer
MMA8450Q accelerometer development board and
the USB board.
AN4075
AN4076
AN4077
How Many Bits Are Enough? The Trade-off Between High Resolution and Low Power
Using Oversampling Modes
Data Manipulation and Basic Settings of the MMA8451, 2, 3Q
MMA8451, 2, 3Q Design Checklist and Board Mount Guidelines
Learn More:
For current information about Freescale
products and documentation, please visit
freescale.com/xyz .
Freescale, the Freescale logo and CodeWarrior are trademarks of Freescale Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off.
Xtrinsic is the trademark of Freescale Semiconductor, Inc. All other product or service names are the property
of their respective owners. ? 2010 Freescale Semiconductor, Inc.
Document Number: MMA845XQFS
REV 0
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相关PDF资料
RF179-74SP3-72RP2-0254
CABLE ASSEM RG179 BNC TO MCX R/A
74737-0004
I/O 连接器 1PC CAGE ASYW/SPR
DF59S-1P-FC(24)
照明连接器 Plug, 3-way Mono-Pole System
RGC0402DTC590R
RES TF 590 OHM 0.5% 50PPM 0402
RGH2012-2E-P-132-B
RES 1.3K OHM .1% 1/4W 0805 SMD
RH5022R00FS03
RES 22 OHM 1% 50W ALUM HOUSED WW
RHC2512FT9R76
RES 9.76 OHM 2W 1% 2512 SMD
RHW-33/8-300/ADH-0
HEAT SHRINK TUBING
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