Specifications

BMA180
Preliminary data sheet
Bosch Sensortec
Rev. 1.0 Page 68 / - proprietary information - 06 March 2009
© 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.
Specifications within this document are preliminary and subject to change without notice. Document is not intended for publication.
10 Pinning
10.1 Pin configuration (top view)
10.2 Pinning: electrical connections in case of SPI or I²C or no µC)
Pin Name
Digital
Analog
Description SPI I²C no µC
01 reserved Do Not Connect
(internally connected to
V
DD
)
DNC DNC DNC
02 V
DD
Power Supply Voltage V
DD
V
DD
V
DD
03 V
SS
GND Ground Connection GND GND GND
04 INT Digital
out
Interrupt PIN, active high INT/NC INT/NC INT
05 CSB Digital in Chip Select, active low CSB V
DDIO
V
DD
06 reserved Do Not Connect
(internally connected to
VSS)
DNC DNC DNC
07 SCK Digital in Serial Clock SCK SCK GND
08 SDO Digital in/
out
SPI output (4 wire) or
Set-up of I²C address
SDO GND or
V
DDIO
GND
09 SDI Digital
in/out
SPI input or
I²C serial data
SDI SDA GND
10 V
DDIO
Power
Digital
Supply voltage
Connection Digital
V
DDIO
V
DDIO
V
DD
11 reserved Do Not Connect
(internally connected to
VSS)
DNC DNC DNC
12 reserved Do Not Connect
(internally connected to
VSS)
DNC DNC DNC