【产品】集成800g XZ轴加速计的智能胎压传感器MLX91805,每秒可感应高达10000个样本
MELEXIS(迈来芯)推出的MLX91805是一款智能胎压传感器,采用高度集成的系统级封装(SIP),将800g XZ轴加速计(每秒可感应高达10000个样本)和高精度压力传感器(配备超低功耗传感器接口,由16位RISC MCU控制)整合到单个带有压力通孔的定制型塑料DFN14封装中。
MLX91805还集成了温度和电压传感器,以及315/433MHz RF发射器和125kHz LF收发器,支持无线通信。搭配少许外部元件和电池,MLX91805堪称智能胎压传感器应用的理想解决方案。
特性和优势
· 800g XZ轴加速计,每秒可感应高达10,000个样本
· 4mm×5mm小巧外形,可沾锡侧翼镀层DFN-14封装
· 超低功耗运行,可从3.6V降至1.8V
- 90nA休眠电流(LFO和定时器运行,存储器保持)
· 315/433MHz RF节能传输,数据速率高达150 kbps
· 压力测量范围:100~900kPa和100~1400kPa
· 搭载协处理器的集成式16位RISC MCU,配置如下:
- 16KB闪存、512B SRAM和64B NVRAM
- 47B寄存器存储器(在休眠期间工作)
- 3个GPIO
· 超低功耗LFO和唤醒调度器
· 内置诊断和故障检测
· 工作温度范围:-40℃至135℃
· 满足车规要求
应用
· 适用于商用车轮胎,包括重型卡车和乘用车
原理框图
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本文由宝丁转载自Melexis,原文标题为:MLX91805 - 智能胎压传感器,本站所有转载文章系出于传递更多信息之目的,且明确注明来源,不希望被转载的媒体或个人可与我们联系,我们将立即进行删除处理。
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2 KB
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1Mbit
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12
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60mA
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16-bit
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10-bit
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LED Multiplexing
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QFN24 4x4
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GEN 1
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最小起订量: 100个 提交需求>
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