参数资料
型号: MMA5248W
厂商: Freescale Semiconductor
文件页数: 26/58页
文件大小: 0K
描述: IC ACCELER 480G X-AXIS 16QFN
标准包装: 75
轴: X
加速范围: ±480g
灵敏度: 8LSB/g,4LSB/g,2LSB/g,1LSB/g
电源电压: 4.2 V ~ 17 V
输出类型: 数字
带宽: 400Hz
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(6x6)
3.5.3.2
Low-Pass Filter
( d 11 ? z 0 ) + ( d 12 ? z – 1 ) + ( d 13 ? z – 2 ) ( d 11 ? z 0 ) + ( d 22 ? z – 1 ) + ( d 23 ? z – 2 )
Data from the Sinc filter is processed by an infinite impulse response (IIR) low-pass filter.
( n 11 ? z 0 ) + ( n 12 ? z – 1 ) + ( n 13 ? z – 2 ) ( n 21 ? z 0 ) + ( n 22 ? z – 1 ) + ( n 23 ? z – 2 )
H ( z ) = a 0 ? ------------------------------------------------------------------------------------------------- ? -------------------------------------------------------------------------------------------------
The device provides the option for one of two low-pass filters. The filter is selected with the LPF[1:0] bits in the DEVCFG3
register. The filter selection options are listed in Section 3.1.4.2 . Response parameters for the low-pass filter are specified in
Section 2.7 . Filter characteristics are illustrated in Figure 17 and Figure 18 .
Table 4. Low-Pass Filter Coefficients
Description
a 0
Filter Coefficients
5.189235225042199e-02
Group Delay
n 11
n 12
1.629077582099646e-03
1.630351547919014e-03
d 11
d 12
1.0
-9.481076477495780e-01
400 Hz, 3-Pole LPF n 13
n 21
n 22
n 23
0
2.500977520825902e-01
4.999999235890745e-01
2.499023243303036e-01
d 13
d 21
d 22
d 23
0
1.0
-1.915847097557409e+00
9.191065266874253e-01
2816/f osc
a 0
3.143225986084408e-03
n 11
n 12
9.951105668343345e-04
2.003487780064749e-03
d 11
d 12
1.0
-1.892328151433503e+00
400 Hz, 4-Pole LPF n 13
n 21
n 22
n 23
1.008466113720278e-03
2.516720624825626e-01
4.999888752940916e-01
2.483390622233452e-01
d 13
d 21
d 22
d 23
8.954713774195870e-01
1.0
-1.918978239761011e+00
9.229853042218408e-01
3392/f osc
Note: Low-Pass Filter values do not include g-cell frequency response.
MMA52xxKW
Sensors
26
Freescale Semiconductor, Inc.
相关PDF资料
PDF描述
MMA5224WR2 IC ACCELER 240G X-AXIS 16QFN
525692 TOOL HAND HEAVY HD 10-12AWG PIDG
MMA5224W IC ACCELER 240G X-AXIS 16QFN
MMA5212WR2 IC ACCELER 120G X-AXIS 16QFN
A6SR-2104 SWITCH PIANO DIP 2POS SMD LONG
相关代理商/技术参数
参数描述
MMA5248WR2 功能描述:加速计 - 板上安装 X-LATERAL RANGE 480G RoHS:否 制造商:Murata 传感轴:Double 加速:12 g 灵敏度: 封装 / 箱体: 输出类型:Analog 数字输出 - 位数:11 bit 电源电压-最大:5.25 V 电源电压-最小:4.75 V 电源电流:4 mA 最大工作温度:+ 125 C 最小工作温度:- 40 C
MMA52XXAKW 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:Xtrinsic MMA52xxAKW PSI5 Inertial Sensor
MMA52XXKW 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:PSI5 Inertial Sensor
MMA52XXWR2 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:PSI5 Inertial Sensor
MMA621010AEG 功能描述:加速计 - 板上安装 100/100G XY ANALOG RoHS:否 制造商:Murata 传感轴:Double 加速:12 g 灵敏度: 封装 / 箱体: 输出类型:Analog 数字输出 - 位数:11 bit 电源电压-最大:5.25 V 电源电压-最小:4.75 V 电源电流:4 mA 最大工作温度:+ 125 C 最小工作温度:- 40 C