KXTI9-1001 Datasheet, PDF (4/54 Pages) List of Unclassifed Manufacturers – 2g/4g/8g Tri-axis Digital Accelerometer Specifications

± 2g / 4g / 8g Tri-axis Digital
Accelerometer Specifications
PART NUMBER:
KXTI9-1001
Rev. 2
Jul-2011
Table 2. Electrical
(specifications are for operation at 2.6V and T = 25C unless stated otherwise)
Parameters
Units
Min
Typical
Max
Supply Voltage (Vdd) Operating
V
1.71
2.6
3.6
I/O Pads Supply Voltage (VIO)
V
1.7
Vdd
All On (RES = 1)
325
Directional Tap™
Current Consumption
(RES = 0, ODR = 400Hz)
Low Power
A
165
(RES = 0, ODR ≤ 25Hz)
100
Standby
Output Low Voltage (Vio < 2V)¹
Output Low Voltage (Vio > 2V)¹
10
V
-
-
0.2 * Vio
V
-
-
0.4
Output High Voltage
V
0.8 * Vio
-
-
Input Low Voltage
V
-
-
0.2 * Vio
Input High Voltage
V
0.8 * Vio
-
-
Input Pull-down Current
A
0
RES = 0
0.050
RES = 1, ODR = 12.5Hz
81
RES = 1, ODR = 25 Hz
41
Start Up Time²
RES = 1, ODR = 50Hz
ms
21
RES = 1, ODR = 100Hz
11
RES = 1, ODR = 200Hz
6
RES = 1, ODR = 400Hz
4
RES = 1, ODR = 800Hz
2.5
Power Up Time³
ms
10
I²C Communication Rate
kHz
400
Output Data Rate (ODR)⁴
Hz
12.5
50
800
Bandwidth (-3dB)^{5 RES = 0}
kHz
RES = 1
Hz
1.59
ODR/2
Notes:
1. For I²C communication, this assumes a minimum 1.5k pull-up resistor on SCL and
SDA pins.
2. Start up time is from PC1 set to valid outputs.
3. Power up time is from Vdd valid to device boot completion.
4. User selectable through I²C.
5. User selectable and dependant on ODR and RES.
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