特性................................................................1 应用................................................................1 功能框图..............................................................1 概述..............................................................................1 规格..............................................................................3 数字输出................................................................3 SPI 特性..............................................................4 I 2 C 数字接口特性....................................5 绝对最大额定值......................................................7 热阻......................................................................7 静电放电 (ESD) 额定值....................................7 ESD 警告......................................................................7 引脚配置和功能描述....................................8 典型性能特性......................................................9 工作原理................................................................13 应用信息................................................................14 数字输出................................................................14 加速度灵敏度轴................................................14 电源排序..............................................................14 电源描述..............................................................14 超量程保护..............................................................14 自检..............................................................................15 滤波器................................................................15 串行通信..............................................................18 SPI 协议..............................................................18 I 2 C 协议..............................................................19 从接口读取加速度或温度数据.............................................................. 19 FIFO................................................................... 21 中断................................................................... 22 DATA_RDY.......................................................22 DRDY 引脚..............................................................22 FIFO_FULL....................................................... 22 FIFO_OVR............................................................... 22 活动......................................................................22 NVM_BUSY......................................................22