MMA8652FC datasheet(8/65 Pages) NXP

8 / 65 page

MMA8652FC

Sensors

Freescale Semiconductor, Inc.

2.2

Mechanical characteristics

Table 4. Mechanical characteristics at VDD = 2.5 V, VDDIO = 1.8 V, TA = 25°C, unless otherwise noted

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Full-Scale measurement range

FS[1:0] set to 00

±2 g mode

±2

FS[1:0] set to 01

±4 g mode

±4

FS[1:0] set to 10

±8 g mode

±8

Sensitivity

FS[1:0] set to 00

±2 g mode

1024

LSB/g

FS[1:0] set to 01

±4 g mode

512

FS[1:0] set to 10

±8 g mode

256

Sensitivity accuracy

Soa

±2.5

Sensitivity change vs. temperature

TCS

–40°C to 85°C

±0.0074

%/°C

Zero-g level offset accuracy (1)

TyOff

±25

Zero-g level offset accuracy,

post-board mount (2)

TyOffPBM

±33.5

Zero-g level change vs. temperature

TCO

–40°C to 85°C

±0.27

mg/°C

Self-Test output change (±2 g mode)

STOC

x+90

LSB

y+104

+782

ODR accuracy

ODRa

±3.1

Output data bandwidth

ODR/3

ODR/2

Output noise

RMS

Normal mode ODR = 400 Hz

182

µg/

√Hz

Operating temperature range

TAGOC

–40

°C

1. Before board mount.

2. Post-board mount offset specifications are based on an 8-layer PCB, relative to 25°C.

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