BMA250 Bosch Sensortec, BMA250 Datasheet - Page 38

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

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

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