MMA8451 datasheet(3/47 Pages) FREESCALE

Teilenummer	MMA8451

Bauteilbeschribung	3-Axis, 12-bit/8-bit Digital Accelerometer

PDF	47 Pages

Scroll/Zoom	100%

Hersteller	FREESCALE [Freescale Semiconductor, Inc]

Direct Link	http://www.freescale.com

Logo

3 / 47 page

MMA8452Q

Sensors

Freescale Semiconductor, Inc.

Block Diagram and Pin Description

Figure 1. Block Diagram

Figure 2. Direction of the Detectable Accelerations

12-bit

SDA

SCL

I2C

Embedded

DSP

Functions

C to V

Internal

OSC

Clock

GEN

ADC

Converter

VDDIO

VSS

X-axis

Transducer

Y-axis

Transducer

Z-axis

Transducer

Freefall

and Motion

Detection

Transient

Detection

(i.e., fast motion,

transient)

Orientation with

Set Hysteresis

and Z-lockout

Shake Detection

through

Motion

Threshold

Single, Double

Auto-WAKE/Auto-SLEEP Configurable with debounce counter and multiple motion interrupts for control

Auto-WAKE/SLEEP

ACTIVE Mode

SLEEP

VDD

& Directional

INT1

INT2

MODE Options

Low Power

Low Noise + Power

High Resolution

Normal

MODE Options

Low Power

Low Noise + Power

High Resolution

Normal

ACTIVE Mode

WAKE

Pulse Detection

DIRECTION OF THE

DETECTABLE ACCELERATIONS

(BOTTOM VIEW)

(TOP VIEW)

Earth Gravity

MMA8451 Datenblatt(PDF) 3 Page - Freescale Semiconductor, Inc

MMA8451 Datenblatt(HTML) 3 Page - Freescale Semiconductor, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47

Datenblatt Download

Link URL