Datasheet

Preliminary Data Sheet
BMA400
Page 9 /
Confidential
BST-BMA400-DS000-00 | Version 0.1 | November 2017 Bosch Sensortec
© Bosch Sensortec GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties.
BOSCH and the symbol are registered trademarks of Robert Bosch GmbH, Germany.
Note: Specifications within this document are subject to change without notice.
OUTPUT SIGNAL
Parameter
Symbol
Condition
Min
Typ
Max
Units
Sensitivity
S
2g
g
FS2g
, T
A
=25°C
1024
LSB/g
S
4g
g
FS4g
, T
A
=25°C
512
LSB/g
S
8g
g
FS8g
, T
A
=25°C
256
LSB/g
S
16g
g
FS16g
, T
A
=25°C
128
LSB/g
Sensitivity
Temperature
Drift
TCS
0.02
%/K
Zero-g Offset
Off
Nominal V
DD
and
VDD
IO
, 25°C, g
FS4g
Over life-time
80
mg
Zero-g Offset
Temperature
Drift
TCO
1
mg/K
Output Data
Rate
ODR
NORM
Normal mode
12.5
800
Hz
Bandwidth
BWnorm
3dB cutoff
frequency of the
accelerometer is
selectable
0.24*ODR
0.48*ODR
Hz
Output Data
Rate
ODR
LPM
Low-power mode
25
Hz
Nonlinearity
NL
Nominal V
DD
and
VDD
IO
, 25°C, g
FS4g
0.5
%FS
Output Noise
Density
n
rms
Typical V
DD
and
VDD
IO
, normal
mode, OSR=3 (high
performance) 25°C,
4g
220
µg/Hz
MECHANICAL CHARACTERISTICS
Parameter
Symbol
Condition
Min
Typ
Max
Units
Cross Axis
Sensitivity
S
relative contribution
between any two of
the three axes
2
%
Alignment Error
E
A
relative to package
outline
0.5
°
Confidential and under NDA
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Confidential and under NDA
Seeed Studio
Confidential and under NDA