MMA8451QT Freescale Semiconductor, MMA8451QT Datasheet - Page 12

• Manufacturer Part Number: MMA8451QT
• Description: Board Mount Accelerometers LOW G 3-AXIS 14BT EX VLT
• Manufacturer: Freescale Semiconductor

Specifications of MMA8451QT

• Sensing Axis: X, Y, Z
• Acceleration: 2 g, 4 g, 6 g
• Digital Output - Number Of Bits: 8 bit, 14 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: 1024 count/g, 2048 count/g, 4096 count/g
• Package / Case: QFN-16
• Output Type: Digital
• 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: 1.95V To 3.6V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.4
maximum rating conditions for extended periods may affect device reliability.
Table 5. Maximum Ratings
Table 6. ESD and Latch-Up Protection Characteristics
12
MMA8452Q
Maximum Acceleration (all axes, 100 μs)
Supply Voltage
Input voltage on any control pin (SA0, SCL, SDA)
Drop Test
Operating Temperature Range
Storage Temperature Range
Human Body Model
Machine Model
Charge Device Model
Latch-up Current at T = 85°C
Stresses above those listed as “absolute maximum ratings” may cause permanent damage to the device. Exposure to
This device is sensitive to mechanical shock. Improper handling can cause permanent damage of the part or
cause the part to otherwise fail.
This is an ESD sensitive, improper handling can cause permanent damage to the part.
Absolute Maximum Ratings
Rating
Rating
Figure 5. I
2
C Slave Timing Diagram
Symbol
CDM
HBM
MM
—
Symbol
D
T
g
VDD
T
Vin
max
STG
drop
OP
-0.3 to VDDIO + 0.3
±2000
Value
±200
±500
±100
-0.3 to + 3.6
-40 to +125
-40 to +85
Value
5,000
1.8
Freescale Semiconductor
Unit
mA
V
V
V
Sensors
Unit
°C
°C
m
V
V
g