MMA8452QT Freescale Semiconductor, MMA8452QT Datasheet - Page 46

• Manufacturer Part Number: MMA8452QT
• Description: IC ACCELEROMETER 3AXIS 16QFN
• Manufacturer: Freescale Semiconductor
• Series: MMAr

Specifications of MMA8452QT

• Axis: X, Y, Z
• Acceleration Range: ± 2g, 4g, 8g
• Sensitivity: 1024 count/g, 2048 count/g, 4096 count/g
• Voltage - Supply: 1.95 V ~ 3.6 V
• Output Type: Digital
• Bandwidth: 800Hz
• Interface: I²C
• Mounting Type: Surface Mount
• Package / Case: 16-VFQFN
• Sensing Axis: X, Y, Z
• Acceleration: 2 g, 4 g, 8 g
• Digital Output - Number Of Bits: 8 bit, 12 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

46
MMA8452Q
Table 67. Accelerometer Output Data
0111 1111 1111
0111 1111 1110
0000 0000 0001
0000 0000 0000
1111 1111 1111
1000 0000 0001
1000 0000 0000
12-bit Data
0111 1111
0111 1110
0000 0001
0000 0000
1111 1111
1000 0001
1000 0000
8-bit Data
…
…
…
…
Range ±2g (15.6 mg)
Range ±2g (1 mg)
+0.0156g
-2.0000g
-0.0156g
-1.9844g
-2.0000g
0.0000g
1.9844g
1.9688g
-0.001g
-1.999g
1.999g
1.998g
0.001g
0.000g
…
…
…
…
Range ±4g (31.25 mg)
Range ±4g (2 mg)
+3.9688g
+3.9375g
+0.0313g
-4.0000g
-0.0313g
-3.9688g
-4.0000g
+3.998g
+3.996g
+0.002g
0.0000g
0.0000g
-0.002g
-3.998g
…
…
…
…
Range ±8g (62.5 mg)
Range ±8g (3.9 mg)
+7.9375g
+7.8750g
+0.0625g
-8.0000g
-0.0625g
-7.9375g
-8.0000g
+7.996g
+7.992g
+0.004g
0.0000g
0.0000g
-0.004g
-7.996g
…
…
…
…
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