SCA2120-D07 VTI Technologies, SCA2120-D07 Datasheet - Page 2

• Manufacturer Part Number: SCA2120-D07
• Description: ACCELEROMETER YZ-AXIS +/-2G SPI
• Manufacturer: VTI Technologies

Specifications of SCA2120-D07

• Axis: Y, Z
• Acceleration Range: ±2g
• Sensitivity: 900 counts/g
• Voltage - Supply: 3 V ~ 3.6 V
• Output Type: Digital
• Bandwidth: 55Hz
• Interface: SPI
• Mounting Type: Surface Mount
• Package / Case: 12-SMD
• For Use With: SCA2120-D07 PCB - EVAL BOARD ACCELEROMETER YZ-AXIS
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Performance Characteristics
Vdd=3.3 V and ambient temperature unless otherwise specified.
A)
B)
C)
Figure 1. SCA2120-D07 Block diagram
VTI Technologies Oy
www.vti.fi
Parameter
Analog and digital Vdd
Current consumption
Measurement range
Operating temperature
Offset total error
Offset temperature
dependency
Sensitivity
Total sensitivity error
Linearity error
Cross-Axis sensitivity
Zero acceleration output
Amplitude response
Noise
Power on setup time
Output data rate
Output load
SPI clock rate
ESD protection
Moisture sensitivity level
Mechanical shock
Oscillator
Includes offset deviation from 0g value including calibration error and change over lifetime, temperature and
supply voltage.
Offset dependency due to temperature. Value is a relative value and has not to be centered to zero.
See figure 4.
clock
&
B)
A)
Reference
C)
C/V
Condition
Active mode
Power down mode
Measurement axes (YZ)
Temperature range -40 ... +125 °C
Temperature range -40 ... +125 °C
12 bit output
+1g ... -1g range
+2g...+1g, -1g...-2g
2-complement
-3dB frequency
Human Body Model
Charge Device Model
IPC/JEDEC J-STD-020C, Level 3
calibration
Analog
& ADC
Memory
Volatile
Non-
Doc. Nr. 82 685 00 D
MUX
Temperature
DE-
1:4
sensor
Lowpass
Lowpass
Lowpass
Lowpass
Filter
Filter
Filter
Filter
Continuous
self test
Decimation
Decimation
Decimation
Decimation
Min
Start-up
self test
-100
-40
3.0
-40
-70
-20
30
-2
-4
Coordinate
Calibration
Typ
Mapping
2000
and
0.05
900
3
0
Max
20 000
±3.5
125
100
3.6
0.1
70
20
40
55
50
SPI
5
2
4
5
8
2
1
i/f
SCA2120-D07
SCK
MISO
MOSI
CSB
Units
mg RMS
Count/g
Counts
% FS
MHz
mA
mA
mg
mg
mg
mg
Hz
Hz
°C
pF
kV
kV
%
V
g
g
s
2/3