MMA8453QT Freescale Semiconductor, MMA8453QT Datasheet - Page 10

• Manufacturer Part Number: MMA8453QT
• Description: Board Mount Accelerometers LOW G 3-AXIS DGTL ACCEL
• Manufacturer: Freescale Semiconductor

Specifications of MMA8453QT

• Sensing Axis: X, Y, Z
• Acceleration: 2 g, 4 g, 8 g
• Digital Output - Number Of Bits: 8 bit, 10 bit
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.95 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Digital Output - Bus Interface: I2C
• Shutdown: Yes
• Sensitivity: 256 count/g, 512 count/g, 1024 count/g
• Package / Case: QFN-16
• Output Type: Digital
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 3. Electrical Characteristics @ VDD = 2.5 V, VDDIO = 1.8 V, T = 25°C unless otherwise noted.
1. There is no requirement for power supply sequencing. The VDDIO input voltage can be higher than the VDD input voltage.
2.2
10
MMA8453Q
Supply Voltage
Interface Supply Voltage
Low Power Mode
Normal Mode
Current during Boot Sequence, 0.5 mSec max
duration using recommended Bypass Cap
Value of Capacitor on BYP pin
STANDBY Mode Current @25°C
Digital High Level Input Voltage
Digital Low Level Input Voltage
High Level Output Voltage
Low Level Output Voltage
Low Level Output Voltage
Power on Ramp Time
Time from VDDIO on and VDD > Vmin until I
ready for operation
Turn-on time (STANDBY to ACTIVE)
Turn-on time (Power Down to ACTIVE Mode)
Operating Temperature Range
SCL, SDA, SA0
SCL, SDA, SA0
INT1, INT2
INT1, INT2
SDA
Electrical Characteristics
Parameter
2
C
VDD = 2.5 V, VDDIO = 1.8 V
Test Conditions
STANDBY Mode
ODR = 1.56 Hz
ODR = 6.25 Hz
ODR = 12.5 Hz
ODR = 1.56 Hz
ODR = 6.25 Hz
ODR = 12.5 Hz
Cbyp = 100 nF
ODR = 100 Hz
ODR = 200 Hz
ODR = 400 Hz
ODR = 800 Hz
ODR = 100 Hz
ODR = 200 Hz
ODR = 400 Hz
ODR = 800 Hz
ODR = 50 Hz
ODR = 50 Hz
VDD = 2.5 V
I
I
I
-40°C 85°C
O
O
O
= 500 μA
= 500 μA
= 500 μA
VDDIO
Idd Boot
Symbol
I
VDD
VOLS
dd
I
VOH
VOL
dd
Cap
VIH
Ton
Ton
Top
VIL
I
BT
Stby
dd
LP
(1)
(1)
0.75*VDDIO
0.9*VDDIO
0.001
1.95
1.62
Min
-40
75
—
Typ
165
165
165
100
2.5
1.8
1.8
350
14
24
44
85
24
24
24
24
44
85
6
6
6
Freescale Semiconductor
2/ODR + 1 ms
2/ODR + 2 ms
0.3*VDDIO
0.1*VDDIO
0.1*VDDIO
1000
Max
500
+85
3.6
3.6
470
1
5
Sensors
Unit
ms
μA
μA
μA
nF
μA
µs
°C
V
V
V
V
V
V
V
s
s