CMA3000-A0X Series
1.2.4
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
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
2
Electrical Characteristics
All voltages are reference to ground. Currents flowing into the circuit have positive values.
2.1
Absolute maximum ratings
The absolute maximum ratings of the CMA3000 are presented in Table 2 below.
Table 2. Absolute maximum ratings of the CMA3000
Parameter
Supply voltage (V
dd
)
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.
Value
-0.3 to +3.6
-0.3 to (V
dd
+ 0.3)
±2
-40 ... +125
-40 ... +85
< 10 000
Not allowed
Unit
V
V
kV
°C
°C
g
2.2
Power Supply
Please refer to the corresponding product datasheet.
2.3
2.3.1
Digital I/O Specification
Digital I/O DC characteristics
Table 3. DC characteristics of digital I/O pins.
No. Parameter
Conditions
Input: PD, RANGE with pull up
Pull up current: PD,
V
IN
= 0 V
1
RANGE
Input high voltage
2
Input low voltage
3
Symbol
I
PD
V
IH
V
IL
Min
-0.35
0.6*Dvio
0.4*Dvio
Typ
Max
Unit
µA
V
V
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PRELIMINARY - Subject to changes
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