MMA8451Q datasheet(49/53 Pages) FREESCALE

Part #	MMA8451Q

Description	3-Axis, 14-bit/8-bit Digital Accelerometer

PDF	53 Pages

Scroll/Zoom	100%

Manufacturer	FREESCALE [Freescale Semiconductor, Inc]

Direct Link	http://www.freescale.com

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49 / 53 page

Sensors

Freescale Semiconductor

MMA8451Q

Table 74. Accelerometer Output Data

14-bit Data

Range ±2g (0.25 mg)

Range ±4g (0.5 mg)

Range ±8g (1.0 mg)

01 1111 1111 1111

1.99975g

+3.9995g

+7.999g

01 1111 1111 1110

1.99950g

+3.9990g

+7.998g

……

…

00 0000 0000 0001

0.00025g

+0.0005g

+0.001g

00 0000 0000 0000

0.00000g

0.000g

11 1111 1111 1111

-0.00025g

-0.0005g

-0.001g

……

…

10 0000 0000 0001

-1.99975g

-3.9995g

-7.999g

10 0000 0000 0000

-2.00000g

-4.0000g

-8.000g

8-bit Data

Range ±2g (15.6 mg)

Range ±4g (31.25 mg)

Range ±8g (62.5 mg)

0111 1111

1.9844g

+3.9688g

+7.9375g

0111 1110

1.9688g

+3.9375g

+7.8750g

……

…

0000 0001

+0.0156g

+0.0313g

+0.0625g

0000 0000

0.000g

0.0000g

1111 1111

-0.0156g

-0.0313g

-0.0625g

……

…

1000 0001

-1.9844g

-3.9688g

-7.9375g

1000 0000

-2.0000g

-4.0000g

-8.0000g

MMA8451Q Datasheet(PDF) 49 Page - Freescale Semiconductor, Inc

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