Datasheet

BMM150 Geomagnetic Sensor

Page 41

BST-BMM150-DS001-01 | Revision 1.0 | April 2013

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.

7. Pin-out and connection diagram

7.1 Pin-out

Figure 16 depicts the bump association. The arrows indicate the A1 marking.

Figure 16: Pin-out bottom view,

Pin-out top view

Table 32: Pin description

Pin

Name

I/O Type

Description

Connect to

SPI 4W

SPI 3W

I²C

A1

PS

In

Protocol select

GND

GND

D2

INT

Out

Interrupt output

INT input or DNC if unused

A5

CSB

In

Chip Select

CSB

CSB

GND for default

address

C5

GND

Supply

Ground

GND

E1

GND

Supply

Ground

GND

D4

DRDY

Out

Data ready

DRDY input or DNC if unused

C1

SDO

Out

SPI: Data out

SDO /

MISO

DNC

(float)

GND for default

address

B4

SDI

In/Out

SPI: Data,

I²C: Data

SDI /

MOSI

SDI/SDO

SDA

E3

GND

Supply

Ground

GND

E5

VDD

Supply

Supply voltage

B2

VDDIO

Supply

I/O voltage

A3

SCK

In

Serial clock

SCK

SCK

SCL

SDO

GND

VDDIO

INT

GND

SCK

SDI

CSB

GND

DRY

A1 corner

VDD

PS

1

2

3

4

5

A

B

C

D

E

GND

SDO

PS

VDDIO

SCK

GND

DRY

SDI

VDD

GND

CSB

INT

5

4

3

2

1

A

B

C

D

E

A1 corner

BOTTOMVIEW

(Bumps visible)

TOP VIEW

(Bumps not visible)