MM912_637 _带LIN的电池传感器 | NXP 半导体

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技术

用于12V铅酸电池并具备LIN接口的电池传感器

MM912_637
正常供应

滚动图片以放大

恩智浦®MM912_637电池传感器是集成的电池监测器件，可以同时测量电池电流和电压，以精确测定SOC (充电状态)、SOH (健康状况)，以及其他参数。

  • 该集成式温度传感器采用紧密贴近电池的设计，可以测量电池的温度
  • 多个专用于特定应用的硬件模块，降低了MCU开销和相关的功耗
  • 低功耗模式可以设置，并具有自动电池状态监测和先进的唤醒功能，进一步降低了耗电
  • 集成型LIN 2.1接口，可实现电池监测功能的通信和控制

框图

MM912框图

MM912 Block Diagram
获取框图PDF

特性

CPU内核

  • 带128kB(J)或96kB(I)闪存的S12微控制器
  • 4kB数据闪存
  • 6kB RAM
  • 后台调试(BDM)

标准I/O

  • 8个MCU通用I/O，包含SPI功能
  • 4个5V GPIO，包含一个具有唤醒功能的高电压输入(PTB3/L0)
  • 16位，4通道 - 定时器模块(TIM16B4C)
  • 8位，双通道 - 脉宽调制模块(PWM)

针对特定应用的功能

  • 电池电压测量
  • 电池电流测量，8个量程
  • 精确的内部振荡器(若要进一步提高精度，可采用外部石英振荡器)
  • 正常模式和两个低功耗模式
  • 通过LIN 2.1、LIN2.0总线接口进行通讯
  • 从LIN触发的唤醒和定期唤醒
  • 信号低通滤波(电流、电压)
  • 具有自动增益控制功能的PGA(低噪声可编程增益放大器)
  • 待机/低功耗唤醒模式下的电流阈值检测和电流平均功能
  • 外部温度传感器选项(TSUP、VTEMP)
  • 可选第二个外部电压检测输入(VOPT)
  • 片上温度测量
  • 符合行业EMC标准
  • 负载电源电压3.5V（最小值），28V（最大值）

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购买/参数

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N true 0 PSPMM912_637zh 4 勘误表 Errata t522 1 应用笔记 Application Note t789 1 数据手册 Data Sheet t520 1 选型指南 Selector Guide t528 1 zh 2 1 6.0 English The MM912I637 (96 kB) and MM912J637 (128 kB) are fully integrated LIN Battery monitoring devices, based on SMARTMOS<sup>&#174;</sup> and S12 MCU Technology. 1306182864971715788077 PSP 6.8 MB None None documents None 1306182864971715788077 /docs/en/data-sheet/MM912_637D1.pdf 6806164 /docs/en/data-sheet/MM912_637D1.pdf MM912_637D1 N N 2021-07-01 MM912_637D1, Intelligent Integrated Precision Battery Sensor - Data Sheet /docs/en/data-sheet/MM912_637D1.pdf /docs/en/data-sheet/MM912_637D1.pdf Data Sheet N Y 980000996212993340 2022-12-07 pdf N en Jul 1, 2021 Data Sheet t520 数据手册 Data Sheet Y N MM912_637D1, Intelligent Integrated Precision Battery Sensor - Data Sheet 2 4.0 English This document specifies the known issues of the MM912_637 device. The changes documented are exclusively related to the analog die within the dual die device. 1322869456833718789173 PSP 195.0 KB None None documents None 1322869456833718789173 /docs/en/errata/MM912_637ER.pdf 194985 /docs/en/errata/MM912_637ER.pdf MM912_637ER N N 2020-01-14 MM912_637, Silicon Mask - Errata /docs/en/errata/MM912_637ER.pdf /docs/en/errata/MM912_637ER.pdf Errata N Y 155452329886410597 2022-12-07 pdf N en Jan 14, 2020 Errata t522 勘误表 Errata Y N MM912_637, Silicon Mask - Errata false zh zh 应用笔记 Application Note 1 3 1.0 English This document presents the main concepts behind the wheel location algorithm of the KWL software. The document details the approach used and explains how this led to the current implementation. 1485456925034706793334 PSP 6.7 MB Registration without Disclaimer None documents Extended 1485456925034706793334 /secured/assets/documents/en/application-note/AN5322.pdf 6749797 /secured/assets/documents/en/application-note/AN5322.pdf AN5322 documents Y N 2017-01-26 AN5322: TPMS Wheel Location Introduction and Main Concepts Application Note /webapp/Download?colCode=AN5322&lang_cd=zh /secured/assets/documents/en/application-note/AN5322.pdf Application Note N 645036621402383989 2024-01-19 pdf Y en Jan 25, 2017 645036621402383989 Application Note Y N AN5322: TPMS Wheel Location Introduction and Main Concepts Application Note 选型指南 Selector Guide 1 4 12 English For system designers who want more efficient motor operation with variable speed and sensorless control, NXP offers H-bridge, brushed and brushless DC motor drivers required to complete system design. 1404924651029729642615 PSP 1.2 MB None None documents None 1404924651029729642615 /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf 1202686 /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf INDCONTANLPRDFL documents N N 2016-10-31 Analog Automotive and Industrial Selector Guide /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf Selector Guide N 553557935274807777 2025-01-05 en Jan 29, 2021 553557935274807777 Selector Guide Y N Analog Automotive and Industrial Selector Guide 3 Chinese 1404924651029729642615zh PSP 1.2 MB None None documents None 1404924651029729642615 /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf 1202686 /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf INDCONTANLPRDFL documents N N 2016-10-31 Analog Automotive and Industrial Selector Guide /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf Selector Guide N 553557935274807777 2025-01-05 pdf N zh Sep 18, 2014 553557935274807777 Selector Guide Y N 面向工业市场的模拟产品 - 简介 false 0 MM912_637 downloads zh-Hans true 1 Y PSP Y Y 勘误表 1 /docs/en/errata/MM912_637ER.pdf 2020-01-14 1322869456833718789173 PSP 2 Jan 14, 2020 Errata 勘误表 This document specifies the known issues of the MM912_637 device. The changes documented are exclusively related to the analog die within the dual die device. None /docs/en/errata/MM912_637ER.pdf English 194985 None Errata 2022-12-07 N /docs/en/errata/MM912_637ER.pdf MM912_637, Silicon Mask - Errata /docs/en/errata/MM912_637ER.pdf documents 155452329886410597 Errata N Y en None Y t522 pdf 4.0 N N MM912_637, Silicon Mask - Errata 195.0 KB MM912_637ER N 1322869456833718789173 应用笔记 1 /secured/assets/documents/en/application-note/AN5322.pdf 2017-01-26 1485456925034706793334 PSP 3 Jan 25, 2017 Application Note This document presents the main concepts behind the wheel location algorithm of the KWL software. The document details the approach used and explains how this led to the current implementation. Registration without Disclaimer /secured/assets/documents/en/application-note/AN5322.pdf English documents 6749797 None 645036621402383989 2024-01-19 Y /webapp/Download?colCode=AN5322&lang_cd=zh AN5322: TPMS Wheel Location Introduction and Main Concepts Application Note /secured/assets/documents/en/application-note/AN5322.pdf documents 645036621402383989 Application Note N en Extended Y pdf 1.0 Y N AN5322: TPMS Wheel Location Introduction and Main Concepts Application Note 6.7 MB AN5322 N 1485456925034706793334 数据手册 1 /docs/en/data-sheet/MM912_637D1.pdf 2021-07-01 1306182864971715788077 PSP 1 Jul 1, 2021 Data Sheet 数据手册 The MM912I637 (96 kB) and MM912J637 (128 kB) are fully integrated LIN Battery monitoring devices, based on SMARTMOS<sup>&#174;</sup> and S12 MCU Technology. None /docs/en/data-sheet/MM912_637D1.pdf English 6806164 None Data Sheet 2022-12-07 N /docs/en/data-sheet/MM912_637D1.pdf MM912_637D1, Intelligent Integrated Precision Battery Sensor - Data Sheet /docs/en/data-sheet/MM912_637D1.pdf documents 980000996212993340 Data Sheet N Y en None Y t520 pdf 6.0 N N MM912_637D1, Intelligent Integrated Precision Battery Sensor - Data Sheet 6.8 MB MM912_637D1 N 1306182864971715788077 选型指南 1 /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf 2016-10-31 1404924651029729642615zh PSP 4 Sep 18, 2014 Selector Guide None /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf Chinese documents 1202686 None 553557935274807777 2025-01-05 N /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf 面向工业市场的模拟产品 - 简介 /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf documents 553557935274807777 Selector Guide N zh None Y pdf 3 N N Analog Automotive and Industrial Selector Guide 1.2 MB INDCONTANLPRDFL N 1404924651029729642615 true Y Products

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4 文件

紧凑列表

勘误表 (1)
应用笔记 (1)
数据手册 (1)
选型指南 (1)

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  • BSP及设备驱动

    LIN2.x and SAE J2602 Stack

    FLEXERA版本 v4.6.3Jan 30, 20201 KBFSL_LIN_2.X_DRIVER
    下载

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