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| 型号： | LFSTBEB8450 |
| 厂商： | Freescale Semiconductor |
| 文件页数： | 2/2页 |
| 文件大小： | 0K |
| 描述： | BOARD DEV ACCELEROMETER MMA8450 |
| 标准包装： | 1 |
| 传感器类型： | 加速计，3 轴 |
| 传感范围： | ±2g，4g，8g |
| 接口： | I²C，USB |
| 电源电压： | 5V |
| 嵌入式： | 是，MCU，8 位 |
| 已供物品： | 板，线缆，文档 |
| 已用 IC / 零件： | MMA8450Q |
| 产品目录页面： | 2805 (CN2011-ZH PDF) |
Typical Applications
? Mobile phones/PMP/PDA/digital cameras
Orientation detection (portrait/landscape)
Image stability
Freescale Accelerometer Product Feature Comparison
Feature MMA8450Q MMA7455L
Digital Capability
MMA7660FC
I C
I C, SPI
Tilt control enabled with higher resolution
Gesture dialing enhanced with high pass filter
Tap to control
Auto wake/sleep for low power consumption
? Smartbooks/ereaders/netbooks/laptops
o Anti-theft
Digital resolution
Digital output
Current
consumption
12-bit
2
? Shutdown: < 1 uA
? Standby: 4 uA
? Normal mode: 42–250 uA
? Low-power mode: 27–120 uA
10-bit
2
? Shutdown: 2 uA
? Standby: 10 uA
? Normal mode: 400 uA
6-bit
I 2 C
? Shutdown: 2 uA
? Standby: 10 uA
? Normal mode: 50–300 uA
o
o
Freefall detection for hard disk drives
Orientation detection
Programmable
interrupt pins
2
2
1
o
Tap detection
Package
? Public transportation ticketing systems
? Activity monitoring in medical applications
? Security
Shock detection
Tilt
Package type 3 x 3 x 1 mm QFN
g-Cell or Sensing Cell
Dynamic range 2g/4g/8g
Axis 3-axis
3 x 5 x 1 mm LGA
2g/4g/8g
3-axis
3 x 3 x 0.9 mm DFN
1.5g
3-axis
? Fleet monitoring, tracking
Drop shock
10,000g
10,000g
10,000g
Dead reckoning
System auto wake-up on movement detection
Shock recording
Embedded Functions/Features
Selectable output With reduced current specifications
data rate
No reduced current
specifications
With reduced current
specifications
Anti-theft
? Power tools and small appliances
Tilt
Safety shutoff
Freefall
Motion detection
Tap detection
Transient detection
Orientation
(portrait/landscape)
detection
FIFO
2 channels programmable
2 channels programmable
1 channel
1 channel
? Includes hysteresis compensation
? Programmable trip points
? Z-lockout
? 12-bit data
? 32 samples for each axis
2 channels programmable
1 channel programmable
2 channels
N/A
N/A
N/A
N/A
1 channel, fixed threshold
1 channel
N/A
No hysteresis
N/A
RD3924MMA8450Q
LFSTBEB8450
Auto-wake/sleep
Self test
Configurable with up to 5 interrupts.
Sleep counter configurable for up to
325 seconds
Yes
N/A
Yes
Configurable with up to 4
interrupts
I 2 C Test
Development Tools
Part Number Description
LFSTBEB8450 This LFSTBEB8450 accelerometer
development board provides an
evaluation platform for the MMA8450Q
accelerometer and includes the QE8
MCU for data acquisition. This board can
work with the LFSTBUSB communication
board that is sold separately.
RD3924MMA8450Q This Sensor Toolbox kit comes with the
accelerometer LFSTBUSB development
and the LFSTBUSB boards
Freescale is a leading provider of pressure, inertial
and touch sensors and has offered MEMS-based
sensors for over 30 years. The sensor ICs complement
Freescale’s broad portfolio of ZigBee ? technology,
microcontrollers, microprocessors, digital signal
processors, analog ICs and development tools to offer
system solutions to customers.
Documentation
Freescale Document Number
MMA8450Q
AN3915
AN3916
AN3917
AN3918
AN3919
AN3920
AN3921
AN3922
AN3923
Description
Product Specifications Data Sheet
Embedded Orientation Detection Using the MMA8450Q
Offset Calibration of the MMA8450Q
Motion and Freefall Detection Using the MMA8450Q
High Pass Filtered Data and Transient Detection Using the MMA8450Q
MMA8450Q Single/Double and Directional Tap Detection
Using the 32 Sample First In, First Out (FIFO) in the MMA8450Q
Low-Power Modes and Auto-Wake/Sleep Using the MMA8450Q
Data Manipulation and Basic Settings of the MMA8450Q
MMA8450Q Design Checklist and Board Mounting Guidelines
Learn More:
For current information about Freescale
products and documentation, please visit
www.freescale.com/xyz .
Freescale and the Freescale logo are trademarks or registered trademarks of Freescale Semiconductor, Inc. in the U.S. and other
countries. All other product or service names are the property of their respective owners. ? Freescale Semiconductor, Inc. 2010.
Document Number: MMA8450QFS
REV 0
相关PDF资料 |
PDF描述 |
|---|---|
| LFSTBEB845X | EVAL BOARD FOR MMA845XQ |
| LH1518AT | RELAY SSR SPST 250V 300MA 6DIP |
| LI12-1A79 | RELAY REED SPST 1A 12V |
| LK1AF-24V | RELAY GEN PURPOSE SPST 5A 24V |
| LKG1AF-24V-16-1 | RELAY GEN PURPOSE SPST 16A 24V |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LFSTBEB8450 | 制造商:Freescale Semiconductor 功能描述:ACCELEROMETER EVALUATION BOARD |
| LFSTBEB845X | 功能描述:加速传感器开发工具 For MMA8450Q TripleAxis Digital RoHS:否 制造商:Murata 工具用于评估:SCA3100-D04 加速:2 g 传感轴:Triple Axis 接口类型:SPI 工作电压:3.3 V |
| LFSTBEB8491 | 功能描述:加速传感器开发工具 Sens Tool MMA8491Q RoHS:否 制造商:Murata 工具用于评估:SCA3100-D04 加速:2 g 传感轴:Triple Axis 接口类型:SPI 工作电压:3.3 V |
| LFSTBEB865X | 功能描述:加速传感器开发工具 EVB FOR MMA865xQ RoHS:否 制造商:Murata 工具用于评估:SCA3100-D04 加速:2 g 传感轴:Triple Axis 接口类型:SPI 工作电压:3.3 V |
| LFSTBPROTO | 功能描述:加速传感器开发工具 Snsr Tool Bx Proto Dev Brd RoHS:否 制造商:Murata 工具用于评估:SCA3100-D04 加速:2 g 传感轴:Triple Axis 接口类型:SPI 工作电压:3.3 V |
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