sca3100 BI Technologies, sca3100 Datasheet - Page 3

• Manufacturer Part Number: sca3100
• Description: Automotive Digital Accelerometer Platform
• Manufacturer: BI Technologies

4 SPI Interface ......................................................................................................................20
5 Electrical Characteristics .................................................................................................26
6 Application information ....................................................................................................28
VTI Technologies Oy
www.vti.fi
3.2
3.3
4.1
4.2
5.1
5.2
5.3
6.1
6.2
6.3
6.4
6.5
6.6
6.7
3.1.3
3.1.4
3.1.5
3.1.6
3.1.7
3.2.1
3.2.2
3.3.1
3.3.2
4.1.1
4.1.2
4.1.3
4.2.1
4.2.2
4.2.3
4.2.4
4.2.5
4.2.6
4.2.7
4.2.8
5.3.1
5.3.2
3.1.2.2
3.1.3.1
3.1.3.2
3.1.4.1
3.1.4.2
3.1.4.3
3.1.5.1
3.1.5.2
Operation control registers.....................................................................................................18
Identification registers ............................................................................................................19
Output of Acceleration Data ...................................................................................................21
Error Conditioning ...................................................................................................................23
Absolute maximum ratings.....................................................................................................26
Power Supply ...........................................................................................................................26
Digital I/O Specification...........................................................................................................26
Package dimensions ...............................................................................................................28
Output to Angle Conversion ...................................................................................................29
Measuring Directions ..............................................................................................................30
Pin Description.........................................................................................................................31
Recommended circuit diagram ..............................................................................................31
Recommended PWB layout ....................................................................................................32
Assembly instructions ............................................................................................................34
Z axis acceleration output ...................................................................................................................13
Output data conversion.......................................................................................................................14
Temperature output ............................................................................................................................15
Status Register (STATUS)..................................................................................................................17
Interrupt Status Register (INT_STATUS) ...........................................................................................17
Control Register (CTRL) .....................................................................................................................18
Reset Register (RESET).....................................................................................................................19
Revision ID (REVID) ...........................................................................................................................19
Component ID (ID)..............................................................................................................................19
Register read operation ......................................................................................................................22
Decremented register read operation .................................................................................................22
MOSI data of SPI commands .............................................................................................................23
FRME-bit .............................................................................................................................................23
PORST-bit...........................................................................................................................................23
ST-bit (SCA21X0 / 3100) ....................................................................................................................24
SAT-bit (SCA21X0 / 3100)..................................................................................................................24
aPAR-bit (SCA21X0 / 3100) ...............................................................................................................24
dPAR-bit..............................................................................................................................................25
Fixed bits.............................................................................................................................................25
Output data .........................................................................................................................................25
DC Characteristics ..............................................................................................................................26
AC Characteristics ..............................................................................................................................26
Y_MSB.........................................................................................................................................13
Z_LSB ..........................................................................................................................................13
Z_MSB .........................................................................................................................................13
2g products ..................................................................................................................................14
6 g products .................................................................................................................................15
1 g products .................................................................................................................................15
Temperature Register Low (TEMP_LSB)....................................................................................15
Temperature Register High (TEMP_MSB) ..................................................................................16
Doc. Nr. 82 694 00 C
SCA8X0/21X0/3100 Series
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