BMA020 Bosch Sensortec, BMA020 Datasheet - Page 40

3-AXIS ACCELEROMETER DIGITAL I/F

BMA020

Manufacturer Part Number
BMA020
Description
3-AXIS ACCELEROMETER DIGITAL I/F
Manufacturer
Bosch Sensortec
Datasheet

Specifications of BMA020

Axis
X, Y, Z
Acceleration Range
± 2g, 4g, 8g
Sensitivity
256LSB/g, 128LSB/g, 64LSB/g
Voltage - Supply
2 V ~ 3.6 V
Output Type
Digital
Bandwidth
3kHz
Interface
I²C, SPI
Mounting Type
Surface Mount
Package / Case
12-LGA
For Use With
828-1014 - BMA020 TRIBOX DEMO BOARD W/USB828-1008 - BMA020 DAUGHTERCARD FOR DEV KIT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
828-1000-2

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
BMA020
Manufacturer:
BOSCH/博世
Quantity:
20 000
Company:
Part Number:
BMA020
Quantity:
80
Company:
Part Number:
BMA020
Quantity:
77
6. Pin-out out and connection diagrams
Figure 21: Pin-out of the BMA020 (bottom view);
Table 12: Pin-out description of the BMA020
Recommendation for decoupling: between GND and VDD (pin 1 or 2) a 22nF capacitor and between
GND and IOVDD (pin 9) a 100nF capacitor should be connected.
Rev. 1.2
© 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.
Pin
No
10
11
12
1
2
3
4
5
6
7
8
9
reserved
reserved
reserved
reserved
Name
V
GND
SDO
CSB
SCK
V
INT
SDI
DDIO
DD
Output
Output
Output
Power
Power
Input /
Power
Type
Input
Input
Serial data in / out
Analogue power
Digital interface
Do not connect
Do not connect
Do not connect
Do not connect
Serial data out
power supply
Serial clock
Description
Chip select
Interrupt
Ground
supply
Digital, triaxial acceleration sensor
Data sheet
BMA020
Page 40
(in SPI 4w)
Connect to
INT / NC
GND
SDO
V
CSB
SCK
SDI
V
NC
NC
NC
NC
DDIO
DD
Connect to
(in SPI 3w)
INT / NC
GND
V
GND
CSB
SCK
SDA
V
NC
NC
NC
NC
DDIO
DD
Connect to
INT / NC
(in I²C)
V
GND
V
GND
SCK
SDA
V
NC
NC
NC
NC
DDIO
DDIO
DD
Bosch Sensortec
30 May 2008
(without µC)
Stand alone
GND
GND
GND
GND
V
INT
V
V
NC
NC
NC
NC
DD
DD
DD

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