CMA3000-A0X VTI Hamlin, CMA3000-A0X Datasheet - Page 5

• Manufacturer Part Number: CMA3000-A0X
• Description: Cma3000-a0x Series 3-axis Accelerometer
• Manufacturer: VTI Hamlin

1.2.4
2
2.1 Absolute maximum ratings
2.2 Power Supply
2.3 Digital I/O Specification
2.3.1 Digital I/O DC characteristics
VTI Technologies Oy
www.vti.fi
Electrical Characteristics
Supported features
Supported features are listed in Table 1 below.
Table 1. CMA3000-A0X devices’ summary.
Features
Supply voltage
Measuring range (selectable)
Sensitivity (2g / 8g range)
Interface
Clock
All voltages are reference to ground. Currents flowing into the circuit have positive values.
The absolute maximum ratings of the CMA3000 are presented in Table 2 below.
Table 2. Absolute maximum ratings of the CMA3000
Supply voltage (V
Voltage at input / output pins
ESD (Human body model)
Storage temperature
Storage / operating temperature
Mechanical shock *
Exposure to ultrasonic energy
(e.g. ultra sonic washing or
welding)
* 1 m drop on concrete may cause >>10000 g shock.
Please refer to the corresponding product datasheet.
Table 3. DC characteristics of digital I/O pins.
Input: PD, RANGE with pull up
1
2
3
No.
Parameter
Pull up current: PD,
RANGE
Input high voltage
Input low voltage
Parameter
PRELIMINARY - Subject to changes
dd
)
Doc.Nr. 8282100.05
CMA3000-A01
1.7 V – 3.6 V
±2 g, ±8 g
0.167*Vdd / 0.042*Vdd V/g
3 analog output voltages, 32 kOhm output impedance
Extenal pins for power down and measurement range
Internal
Conditions
V
IN
= 0 V
-0.3 to (V
-0.3 to +3.6
-40 ... +125
-40 ... +85
< 10 000
Value
±2
Symbol
dd
V
V
I
PD
+ 0.3)
IH
IL
Not allowed
0.6*Dvio
-0.35
Min
Typ
Unit
kV
°C
°C
0.4*Dvio
CMA3000-A0X Series
V
V
g
Max
Unit
µA
V
V
Rev.05
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