HOKURIKU HAAM-346A

Piezoresisitive 3-Axis Acceleration Sensor
HAAM-346A
10-0.6
①
346A
Lot No.
Y HDK
B
A
C
⑤
⑦
④
⑧
⑧
③
⑨
⑨
②
⑩
①
⑦
⑩
INDEX
A
1.0
D
⑥
B
INDEX
3-0.5
②
X
⑥
2-0.3
4-0.37
3.0
③
D
8-0.3
C
⑤ Z
④
10-0.08
6-0.3
1.0 Max
3.0
4-0.4
4-0.08
■Outline & Dimensions
[Bottom View]
[Top View]
■Terminal Assignment
No
Pin
Function
1
GND
Ground
2
STANBY L:Standby / H:Operating
Interrupt Signal 2
When one of either X or Y or Z output exceeds preset threshold (1.5G), this terminal outputs
3
INT2 *1
High. Otherwise, it stays Low.
Interrupt Signal 1
When all X, Y, Z outputs go below set threshold (0.4G), this terminal outputs High.
4
INT1 *1
Otherwise, it stays Low.
5
NC
6
VDD
Power Supply
7
LCA
Connect capacitor for internal circuit.
8
X OUT
Analog Output X
9
Y OUT
Analog Output Y
10 Z OUT
Analog Output Z
*1:Interrupt thresholds are set up individually at our factory.
*2:Please leave A~D unconnected.
11/11/2008
HOKURIKU
*Details are subject to change without notice.
1
Piezoresisitive 3-Axis Acceleration Sensor
HAAM-346A
■Specification
Rating
Item
Min
Operating Condition
Storage Temperature Range
Operating Temperature Range
Supply Voltage
Typ
-40
-25
2.2
0.7
0.35
1
2
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
85
75
3.6
1
0.5
5
5000
-3
1.425
-10
297
-1
-3
-5
3
1.575
10
363
1
3
5
500
250
1.5
330
DC
Resonant Frequency
Max
Unit
℃
℃
V
mA
uA
msec
G
G
V
%FS/G
mV/G
%FS
%FS/G
%
Hz
Note
Ratiometric
at Mode A, Vdd=3.0V
at Mode B, Vdd=3.0V
Until it becomes 99%
Ratiometric against Supply Voltage
⊿ from 25℃
Ratiometric against Supply Voltage
⊿ from 25℃
at Mode A
at Mode B
■Block Diagram
VDD
STANBY
X Sensor
Rout(32kΩ)
X OUT
Cx
Rout(32kΩ)
Y OUT
Cy
Rout(32kΩ)
Z OUT
Cz
S/H
Y Sensor
Multiplexer
Amplifier
Demultiplexer
S/H
Z Sensor
S/H
EEPROM
Calculation
Logic
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.
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