BMA020 Bosch Sensortec, BMA020 Datasheet - Page 46

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

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

Figure 26: Estimation of current consumption using Monte Carlo simulation,
example #2: bandwidth 47Hz, 2560ms wake-up setting, any-motion interrupt
Figure 27: Estimation of current consumption using Monte Carlo simulation,
example #3: Bandwidth 23Hz, 2560ms wake-up setting, any-motion interrupt
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.
700
700
600
600
500
500
400
400
300
300
200
200
100
100
700
700
600
600
500
500
400
400
300
300
200
200
100
100
0
0
0
0
4.5
4.5
7
7
MW
MW
3s
3s
yield 100 %
yield 100 %
5
5
8
8
10.1 µA
10.1 µA
2.29 µA
2.29 µA
i_self_w ake_up [µA]
i_self_w ake_up [µA]
CurrentSelfWakeUp
CurrentSelfWakeUp
5.5
5.5
9
9
i_self_w ake_up [µA]
i_self_w ake_up [µA]
6
6
CurrentSelfWakeUp
CurrentSelfWakeUp
MW
MW
3s
3s
yield 100 %
yield 100 %
10
10
6.5
6.5
5.63 µA
5.63 µA
1.19 µA
1.19 µA
11
11
Digital, triaxial acceleration sensor
7
7
12
12
7.5
7.5
13
13
Data sheet
BMA020
Page 46
14
14
Bosch Sensortec
30 May 2008