MMA8450QT Freescale Semiconductor, MMA8450QT Datasheet - Page 10

• Manufacturer Part Number: MMA8450QT
• Description: Board Mount Accelerometers 12bit 3-Axis FIFO HPF PL
• Manufacturer: Freescale Semiconductor

Specifications of MMA8450QT

• Sensing Axis: X, Y, Z
• Acceleration: 2 g, 4 g, 8 g
• Digital Output - Number Of Bits: 12 bit
• Supply Voltage (max): 1.89 V
• Supply Voltage (min): 1.71 V
• Supply Current: 3 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Shutdown: Yes
• Sensitivity: 0.976 mg/digit, 1.953 mg/digit, 3.906 mg/digit
• Package / Case: QFN-16
• Output Type: Digital
• Package Type: QFN
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Product Depth (mm): 3mm
• Product Height (mm): 1mm
• Product Length (mm): 3mm
• Mounting: Surface Mount
• Pin Count: 16
• Acceleration Range: ± 2g, ± 4g, ± 8g
• No. Of Axes: 3
• Ic Interface Type: I2C, Serial
• Sensor Case Style: QFN
• No. Of Pins: 16
• Supply Voltage Range: 1.71V To 1.89V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 3. Electrical Characteristics @ VDD = 1.8 V, T = 25°C unless otherwise noted.
1. Time to obtain valid data from Standby mode to Active mode.
2.2
10
MMA8450Q
Supply Voltage
Low Power Mode
Normal Mode
Current Consumption in Shutdown Mode
Supply Current Drain in Standby Mode
Digital High Level Input Voltage
Digital Low Level Input Voltage
High Level Output Voltage
Low Level Output Voltage
Low Level Output Voltage
Output Data Rate
Signal Bandwidth
Boot Time from EN = 1 to Boot Complete
Turn-on time
$39 CTRL_REG2: MOD[0]=1
$39 CTRL_REG2: MOD[0]=0
SCL, SDA, SA0, EN
SCL, SDA, SA0, EN
INT1, INT2
INT1, INT2
SDA
Electrical Characteristics
(1)
Parameter
EN = 1, ODR = 1.563 Hz
EN = 1, ODR = 1.563 Hz
EN = 1 and FS[1:0] = 00
EN = 1, ODR = 12.5 Hz
EN = 1, ODR = 12.5 Hz
EN = 1, ODR = 100 Hz
EN = 1, ODR = 200 Hz
EN = 1, ODR = 400 Hz
EN = 1, ODR = 100 Hz
EN = 1, ODR = 200 Hz
EN = 1, ODR = 400 Hz
EN = 1, ODR = 50 Hz
EN = 1, ODR = 50 Hz
Test Conditions
I
I
I
O
O
O
EN = 0
= 500 μA
= 500 μA
= 500 μA
Symbol
I
I
VOLS
dd
I
dd
ODR
VDD
VOH
VOL
dd
VIH
Ton
VIL
BW
I
BT
Stby
dd
Sdn
LP
0.75*VDD
0.9*VDD
0.9*ODR
1.71
(1)
Min
ODR/2
3/ODR
ODR
1.55
Typ
120
132
225
1.8
27
27
27
42
72
42
42
42
72
<1
3
Freescale Semiconductor
1.1*ODR
0.3*VDD
0.1*VDD
0.1*VDD
Max
1.89
Sensors
Unit
ms
μA
μA
μA
μA
Hz
Hz
V
V
V
V
V
V
s