SCA600 Series
Accelerometer Chip
FEATURES
BENEFITS
• Available ranges ±1g, ±1.5g, ±1.7g, ±3g
• 8-pin plastic surface mount DIP package
mountable with pick and place machines
• Enhanced failure detection
• Exceptional reliability, unprecedented accuracy
and excellent stability over temperature and time
• Outstanding overload and shock durability
• No additional components required
• Digitally activated electrostatic self test
• Calibration memory parity check
• Continuous connection failure detection
• Bi-directional acceleration measurement
• Controlled frequency response in the sensing
element
APPLICATIONS
• Acceleration measurement
• Inclination measurement
• Vibration measurement
• Motion measurement
• Re-flow solder, process compatible
• Single +5V supply; ratiometric voltage output
in the range 4.75 … 5.25V
For customised products please contact
VTI HAMLIN
DIMENSIONS
The accelerometer weighs under 1g. The size of the part is approximately (w x h x l) 9 x 5 x 11 mm. Pin pitch is standard 100 mils.
5.20
10.54
8
7
6
5
SENSING DIRECTION
SERIAL NUMBER
CONNECTION
1, 2, 3, 5 Open or capacitively connected to GND for EMC
(2 (C1) may be used for frequency setting in a different mode)
4 Ground (GND)
6 Self test triggering (ST)
7 Analog output voltage (Vout)
8 Supply voltage (Vdd)
1
2
3
4
Acceleration in the direction of the arrow will increase the output
voltage.
3.45
VTI PART
PCB PAD LAYOUTS
PRODUCT CODE KEY
PART NUMBER
X
X
X
X
X
X
2.54±0.05
1.39
RO. 1 TYP
ASIC TYPE
C=HML294
SENSITIVITY
1=2000 mV/g
2=1500 mV/g
3=1333 mV/g
4=1000 mV/g
5=750 mV/g
8=1200mV/g
C=150mV/g
D=1575mV/g
E=1666mV/g
F=1471.5mV/g
G=1875mV/g
J=400mV/g
MECHANICAL FEATURE
G= SMD Pins
T= Through Hole
FREQUENCY RESPONSE
1= 400Hz
2= 1kHz
3= Wide Band
4= External Capacitor
SENSING ELEMENT
1= Small 1g; G001BA (XC)
2= Small 1g; 50Hz; G001BB
3= Small 3g; G003BA (XE)
B= Inclinometer 0.5g; G001BC (XB)
C=Small 3g; G003BC; 115Hz
D=Small 12g, G012XX (XX)
OFFSET
H= Output @ 0g = 2.500V
V= Output @ +1g = 2.500V
Standard versions in bold
VTI Hamlin Oy, P.O. Box 27, FIN-01621 Vantaa, Finland
Phone +358 9 879 181, Fax +358 9 8791 8791, www.vti.fi/vtihome.htm