BMA150 Bosch Sensortec, BMA150 Datasheet - Page 32

• Manufacturer Part Number: BMA150
• Description: 3-AXIS ACCELEROMETER DIGITAL I/F
• Manufacturer: Bosch Sensortec

Specifications of BMA150

• Axis: X, Y, Z
• Acceleration Range: ± 2g, 4g, 8g
• Sensitivity: 256LSB/g, 128LSB/g, 64LSB/g
• Voltage - Supply: 2.4 V ~ 3.6 V
• Output Type: Digital
• Bandwidth: 3kHz
• Interface: I²C, SPI
• Mounting Type: Surface Mount
• Package / Case: 12-LGA
• For Use With: DM180021 - KIT STARTER MPLAB FOR PIC18F MCU828-1013 - BMA150 TRIBOX DEMO BOARD W/USB828-1009 - BMA150 DAUGHTERCARD FOR DEV KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 0273 141 043; 828-1003-2

4.2 I²C interface
The I²C bus uses SCK (serial clock) and SDA (=SDI, serial data input/output). SDA is bi-
directional with open drain; it must be connected externally to V
not used and must be connected to V
Figure 11: Timing diagram for I²C interface (SDI=SDA)
Rev. 1.6
© 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.
SDI
SCK
SDI
t
BUF
t
HDSTA
Triaxial, digital acceleration sensor
t
LOW
DDIO
t
r
.
Data sheet
BMA150
t
Page 32
SUSTA
t
HDDAT
t
HIGH
DDIO
t
f
via a pull-up resistor. CSB is
t
SUDAT
Bosch Sensortec
30 October 2008
t
SUSTO