BMA020 Bosch Sensortec, BMA020 Datasheet - Page 25

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
Table 9: Specification of four-wire SPI serial interface
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.
Interface parameters :
Input - low level
Input - high level
Output – low level
Output – high level Voh_SDI
Load capacitor
(on SDO)
CSB
pull-up resistor
4-wire SPI timings :
SPI clock
input frequency
SCK low pulse
SCK high pulse
SDI setup time
SDI hold time
SDO output delay
CSB setup time
CSB hold time
Vil_si
Vih_si
Vol_SDI
Csdo_spi
CSB_pull_up
Fspi_4
Tlow_sck_4
Thigh_sck_4
Tsetup_sdi_4
Thold_sdi_4
Tdelay_sdo_4
Tsetup_csb_4
Thold_csb_4
Digital, triaxial acceleration sensor
V
V
V
V
For 10MHz SPI transfer
Internal pull-up
resistance to V
DDIO
DDIO
DDIO
DDIO
Data sheet
=1.62V to 3.6V
=1.62V to 3.6V
=1.8V, iol=3 mA
=1.8V, ioh=1mA
BMA020
Conditions
Page 25
DDIO
0.7*V
Min.
1.4
70
5
5
5
5
5
5
DDIO
Typ.
120
Bosch Sensortec
0.3*V
Max.
190
0.4
25
25
10
30 May 2008
DDIO
unit
MHz
kΩ
pF
ns
ns
ns
ns
ns
ns
ns
V
V
V
V

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