BMA250 Bosch Sensortec, BMA250 Datasheet - Page 38

3-AXIS ACCELEROMETER DIGITAL I/F

BMA250

Manufacturer Part Number
BMA250
Description
3-AXIS ACCELEROMETER DIGITAL I/F
Manufacturer
Bosch Sensortec
Series
-r
Datasheets

Specifications of BMA250

Featured Product
BMA250 - Digital, Triaxial Acceleration Sensor
Axis
X, Y, Z
Acceleration Range
±2g, 4g, 8g, 16g
Sensitivity
256LSB/g, 128LSB/g, 64LSB/g, 16LSB/g
Voltage - Supply
1.62 V ~ 3.6 V
Output Type
I²C™, SPI™
Bandwidth
8Hz ~ 1kHz
Interface
I²C, SPI
Mounting Type
Surface Mount
Package / Case
12-VQFN
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
For Use With
828-1024 - BMA250 DAUGHTERCARD FOR DEV KIT
Other names
828-1023-2

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Register (0x04) contains the LSB part of y-axis acceleration data and the new data flag for the
y-axis.
Register (0x05) contains the MSB part of acceleration data for the y-axis.
Register (0x06) contains the LSB part of acceleration data and the new data flag for the z-axis.
Rev. 1.0
© 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.
Table 27: MSB part of y-axis acceleration, register (0x05)
Table 26: LSB part of y-axis acceleration, register (0x04)
Table 28: LSB part of y-axis acceleration, register (0x06)
(0x04) Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
(0x05) Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
(0x06) Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Name
acc_y_lsb <1>
acc_y_lsb <0>
-
-
-
-
-
new_data_y
Name
acc_y_msb <9>
acc_y_msb <8>
acc_y_msb <7>
acc_y_msb <6>
acc_y_msb <5>
acc_y_msb <4>
acc_y_msb <3>
acc_y_msb <2>
Name
acc_z_lsb <1>
acc_z_lsb <0>
-
-
-
-
-
new_data_z
Description
Bit 1 of y-axis acceleration data
Bit 0 of y-axis acceleration data = y LSB
(fixed to 0)
(fixed to 0)
(fixed to 0)
(fixed to 0)
(fixed to 0)
New data flag of y-axis
Page 38 / not for publishing
Description
Bit 9 of y-axis acceleration data = y MSB
Bit 8 of y-axis acceleration data
Bit 7 of y-axis acceleration data
Bit 6 of y-axis acceleration data
Bit 5 of y-axis acceleration data
Bit 4 of y-axis acceleration data
Bit 3 of y-axis acceleration data
Bit 2 of y-axis acceleration data
Description
Bit 1 of z-axis acceleration data
Bit 0 of z-axis acceleration data = z LSB
(fixed to 0)
(fixed to 0)
(fixed to 0)
(fixed to 0)
(fixed to 0)
New data flag of z-axis
Data sheet
BMA250
Bosch Sensortec
03 March 2011

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