参数资料
型号: MMA6527KW
厂商: Freescale Semiconductor
文件页数: 7/56页
文件大小: 0K
描述: IC ACCELEROMETER XY AXIS 16QFN
标准包装: 75
轴: X,Y
加速范围: ±120g
灵敏度: 16 LSB/g
电源电压: 3.13 V ~ 5.25 V
输出类型: SPI
接口: SPI
安装类型: 表面贴装
封装/外壳: 16-QFN 裸露焊盘
供应商设备封装: 16-QFN-EP(6x6)
2.4
Electrical Characteristics - Sensor and Signal Chain
V L ≤ (V CC - V SS ) ≤ V H , T L ≤ T A ≤ T H , | Δ T A | < 25 K/min unless otherwise specified.
#
Characteristic
Symbol
Min
Typ
Max
Units
Digital Sensitivity (SPI)
53
54
55
80g (12-Bit Output)
105.5g (12-Bit Output)
120g (12-Bit Output)
*
*
*
SENS
SENS
SENS
24.0
18.2
16.0
LSB/g
LSB/g
LSB/g
(1,9)
(1,9)
(1,9)
Sensitivity Error
56
57
58
T A = 25°C
-40°C ≤ T A ≤ 105°C
-40°C ≤ T A ≤ 105°C,V CC_UV_f ≤ V CC - V SS ≤ V L
*
*
Δ SENS
Δ SENS
Δ SENS
-4
-5
-5
+4
+5
+5
%
%
%
(1)
(1)
(3)
Offset at 0g (105.5g 120g Range, No Offset Cancellation)
59a
60a
61a
62a
12 bits, unsigned
12 bits, signed
12 bits, unsigned, V CC_UV_f ≤ V CC - V SS ≤ V L
12 bits, signed, V CC_UV_f ≤ V CC - V SS ≤ V L
*
*
OFFSET
OFFSET
OFFSET
OFFSET
1988
-60
1988
-60
2048
0
2108
+60
1988
-60
LSB
LSB
LSB
LSB
(1)
(1)
(3)
(3)
Offset at 0g (80g Range, No Offset Cancellation)
63a
64a
65a
66a
12 bits, unsigned
12 bits, signed
12 bits, unsigned, V CC_UV_f ≤ V CC - V SS ≤ V L
12 bits, signed, V CC_UV_f ≤ V CC - V SS ≤ V L
*
*
OFFSET
OFFSET
OFFSET
OFFSET
1968
-80
1968
-80
2048
0
2128
+80
1968
-80
LSB
LSB
LSB
LSB
(1)
(1)
(3)
(3)
Offset at 0g (With Offset Cancellation)
67b
68b
69b
70b
12 bits, unsigned
12 bits, signed
12 bits, unsigned, V CC_UV_f ≤ V CC - V SS ≤ V L
12 bits, signed, V CC_UV_f ≤ V CC - V SS ≤ V L
*
*
OFFSET
OFFSET
OFFSET
OFFSET
2047.75
-0.25
2047.75
-0.25
2048
0
2048.25
+0.25
2048.25
+0.25
LSB
LSB
LSB
LSB
(9,7)
(9,7)
(9)
(9)
Offset Monitor Thresholds
71
72
Positive Threshold (12 bits signed)
Negative Threshold (12 bits signed)
OFFTHR POS
OFFTHR NEG
100
-100
LSB
LSB
(7)
(7)
Range of Output (SPI, 12 bits, unsigned)
73
74
75
76
Normal
Fault Response Code
Unused Codes
Unused Codes
RANGE
FAULT
UNUSED
UNUSED
128
1
3969
0
3968
127
4095
LSB
LSB
LSB
LSB
(7)
(7)
(7)
(7)
Range of Output (SPI, 12 bits, signed)
77
78
79
Normal
Unused Codes
Unused Codes
RANGE
UNUSED
UNUSED
-1920
-2047
1921
1920
-1921
2047
LSB
LSB
LSB
(7)
(7)
(7)
80 Nonlinearity
*
NL OUT
-1
1
% FSR
(3)
System Output Noise
81
82
RMS (12 bits, All Ranges, 400 Hz, 3-pole LPF)
Peak to Peak (12 bits, All Ranges, 400 Hz, 3-pole LPF)
n RMS
n P-P
1
3
LSB
LSB
(3)
(3)
Cross-Axis Sensitivity
83
84
85
86
V ZX
V YX
V ZY
V XY
*
*
*
*
V ZX
V YX
V ZY
V XY
-4
-4
-4
-4
+4
+4
+4
+4
%
%
%
%
(3)
(3)
(3)
(3)
MMA65xx
Sensor
Freescale Semiconductor, Inc.
7
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