Piezoresisitive 3-Axis Acceleration Sensor
HAAM-346B
■Specification
Item
Operating Condition
Storage Temperature Range
Operating Temperature Range
Supply Voltage
Supply Current
Supply Current at Standby Mode
Turn-on Time (at C=0.01µF)
Shock Resistance
Electrical Characteristics (Ta=25℃, Vdd=3.0V)
Rated Acceleration
Offset Voltage
Offset Temperature Characteristics
Sensitivity
Linearity of sensitivity
Sensitivity Temperature Characteristics
Cross-Axis Sensitivity
Resonant Frequency
Rating
Min
-40
-25
2.2
0.7
0.35
1
2
5000
-2
1.425
-10
360
-1
-3
-5
DC
2
1.575
10
440
1
3
5
500
250
Typ
Max
85
75
3.6
1
0.5
5
Unit
Note
℃
℃
V
mA
uA
msec
G
G
V
%FS/G
mV/G
%FS
%FS/G
%
Hz
Ratiometric
at Mode A, Vdd=3.0V
at Mode B, Vdd=3.0V
Until it becomes 99％
1.5
400
Ratiometric against Supply Voltage
⊿
from 25℃
Ratiometric against Supply Voltage
⊿
from 25℃
at Mode A
at Mode B
■Block
Diagram
VDD
X Sensor
STANBY
Rout(32k
Ω
)
S/H
Multi-
plexer
Amplifier
Demulti-
plexer
S/H
Rout(32k
Ω
)
S/H
EEPROM
X OUT
Cx
Y OUT
Cy
Z OUT
Cz
Calculation
Logic
Y Sensor
Rout(32k
Ω
)
Z Sensor
GND
LCA *
(10nF)
INT1
INT2
*
Please connect 10nF (tentative value) capacitor to LCA for use.
11/11/2008
HOKURIKU
*Details are subject to change without notice.
2
HOKURIKU [ HOKURIKU ELECTRIC INDUSTRY CO.,LTD ]
