参数资料
型号: LIS2L02AS4
厂商: STMICROELECTRONICS
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO24
封装: SO-24
文件页数: 4/7页
文件大小: 454K
代理商: LIS2L02AS4
LIS2L02AS4
4/7
ABSOLUTE MAXIMUM RATING
Stresses above those listed as “absolute maximum ratings” may cause permanent damage to the device. This
is a stress rating only and functional operation of the device under these conditions is not implied. Exposure to
maximum rating conditions for extended periods may affect device reliability.
1
FUNCTIONALITY
The LIS2L02AS4 is a low-cost, analog output two-axis linear accelerometer packaged in SO24 package. The
complete device includes a sensing element and an IC interface able to take the information from the sensing
element and to provide an analog signal to the external world.
1.1 Sensing element
The THELMA process is utilized to create a surface micro-machined accelerometer. The technology allows to
carry out suspended silicon structures which are attached to the substrate in a few points called anchors and
free to move on a plane parallel to the substrate itself. To be compatible with the traditional packaging tech-
niques a cap is placed on top of the sensing element to avoid blocking the moving parts during the molding
phase.
The equivalent circuit for the sensing element is shown in the below figure; when a linear acceleration is applied,
the proof mass displaces from its nominal position, causing an imbalance in the capacitive half-bridge. This im-
balance is measured using charge integration in response to a voltage pulse applied to the sense capacitor.
The nominal value of the capacitors, at steady state, is few pF and when an acceleration is applied the maximum
variation of the capacitive load is few tenth of pF.
Symbol
Ratings
Maximum Value
Unit
Vdd
Supply voltage
-0.3 to 6
V
Vin
Input voltage on any control pin (FS, PD, ST)
Vss -0.3 to Vdd +0.3
V
APOW
Acceleration (Any axis, Powered, Vdd=3.3V)
3000g for 0.5 ms
AUNP
Acceleration (Any axis, Unpowered)
3000g for 0.5 ms
TOP
Operating Temperature Range
-40 to +85
°C
TSTG
Storage Temperature Range
-40 to +105
°C
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相关代理商/技术参数
参数描述
LIS2L02AS4-TR 功能描述:加速计 - 板上安装 LINEAR ACCELEROMETER 2 AXIS 2G/6G 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
LIS2L02AS-TR 制造商:STMicroelectronics 功能描述:LINEAR ACCELEROMETER 2 AXIS - Tape and Reel
LIS2L06A 制造商:STMicroelectronics 功能描述:ACCELERATION SENSOR IC
LIS2L06AL 功能描述:加速计 - 板上安装 2-axis +/-2g/+/-6g MEMS Intertial Sensr 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
LIS2L06AL_06 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:MEMS INERTIAL SENSOR:2-axis - +/- 2g/6g ultracompact linear accelerometer