面向i.MX50/53处理器的电源管理 | NXP 半导体

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面向i.MX50/53处理器的电源管理

MC34708
不推荐用于新设计
  • 建议不要在新设计中使用本页介绍的产品。

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MC34708是专为恩智浦i.MX50和i.MX53处理器系列(成熟处理器)而设计的PMIC。它采用8x8和13x13 mm MAPBGA封装，支持-40到85摄氏度的工作环境温度，适用于各种消费电子应用。作为多个i.MX参考设计上的配套PMIC，它是一个成熟的解决方案，用更少的资源加快上市速度。它集成了6个降压稳压器和8个LDO稳压器，为处理器内核、存储器和外设提供动力。mini/micro USB开关支持USB、UART和音频输入，有助于减少连接器数量，实现更紧凑的设计。此外，MC34708还集成了实时时钟、纽扣电池充电器、 10位ADC、提供USB-OTG支持的5V升压稳压器，PWM 发生器、电阻式触摸屏接口、通用LED驱动器和4个通用IO。

框图

MC34708

MC34708 Block Diagram
获取框图PDF

功能

供电

  • 6个降压开关稳压器
    • 两个单/双相降压稳压器
    • 4个单/双相降压稳压器
    • PFM/ APS/ PWM/ PWMPS运行模式
    • 动态电压调节
  • 5V升压开关稳压器
    • 支持USB OTG
  • 提供8个LDO稳压器
    • 其中两个稳压器带有可选译的内部或外部导通器件
    • 5个带有嵌入式导通器件
    • 一个带外部PNP导通装置

模数转换器

  • 7个通用通道
  • 内部专用通道
  • 提供电阻式触摸屏接口

辅助电路

  • Mini/Micro USB开关
    • 双向音频/数据/UART
    • 附件识别电路
  • 通用I/O
  • PWM输出
  • 两个通用LED驱动器

时钟和振荡器

  • 实时时钟
    • 时间和日期计数器
    • 提供闹钟功能
  • 32.768kHz晶振
  • 提供备用纽扣电池和充电器

串行接口

  • SPI
  • I²C

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购买/参数

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N true 0 PSPMC34708zh 5 勘误表 Errata t522 1 应用笔记 Application Note t789 2 数据手册 Data Sheet t520 1 白皮书 White Paper t530 1 zh 2 1 9.0 English MC34708 N05D Silicon Errata for MC34708VM and MC34708VK 1311295003457714861536 PSP 305.4 KB None None documents None 1311295003457714861536 /docs/en/errata/MC34708ER.pdf 305443 /docs/en/errata/MC34708ER.pdf MC34708ER N N 2016-10-31 MC34708, Silicon- Errata /docs/en/errata/MC34708ER.pdf /docs/en/errata/MC34708ER.pdf Errata N Y 155452329886410597 2022-12-07 pdf N en Nov 27, 2013 Errata t522 勘误表 Errata Y N MC34708, Silicon- Errata 2 11.0 English The MC34708 is the Power Management Integrated Circuit (PMIC) designed specifically for use with the i.MX50 and i.MX53 families. It is also compatible with the i.MX35, iMX37, and i.MX51 application processors. 1310593809946713528648 PSP 10.3 MB None None documents None 1310593809946713528648 /docs/en/data-sheet/MC34708.pdf 10316855 /docs/en/data-sheet/MC34708.pdf MC34708 N N 2016-10-31 MC34708, Power Management Integrated Circuit (PMIC) for i.MX50/53 Families - Data Sheet /docs/en/data-sheet/MC34708.pdf /docs/en/data-sheet/MC34708.pdf Data Sheet N Y 980000996212993340 2022-12-07 pdf N en Nov 27, 2013 Data Sheet t520 数据手册 Data Sheet Y N MC34708, Power Management Integrated Circuit (PMIC) for i.MX50/53 Families - Data Sheet false zh zh 应用笔记 Application Note 2 3 4 English This application note provides guidelines for the handling and assembly of NXP Molded Array Process Ball Grid Array (MAPBGA) packages during printed circuit board (PCB) assembly. 1408133557835745615366 PSP 1.7 MB Registration without Disclaimer None documents Extended 1408133557835745615366 /secured/assets/documents/en/application-note/AN4982.pdf 1653231 /secured/assets/documents/en/application-note/AN4982.pdf AN4982 documents Y N 2016-10-31 AN4982, Assembly guidelines for molded array process ball grid array package - Application Note /webapp/Download?colCode=AN4982&lang_cd=zh /secured/assets/documents/en/application-note/AN4982.pdf Application Note N 645036621402383989 2022-12-07 pdf Y en Dec 9, 2020 645036621402383989 Application Note Y N AN4982, Assembly guidelines for molded array process ball grid array package - Application Note 4 1.0 English This document is intended to show an example implementation of an external battery charger solution for the MC34708 power management architecture for i.MX processors. 1352317031987732944786 PSP 343.5 KB None None documents None 1352317031987732944786 /docs/en/application-note/AN4620.pdf 343511 /docs/en/application-note/AN4620.pdf AN4620 documents N N 2016-10-31 AN4620, Interfacing the MC34708 with an External Battery Charger - Application Note /docs/en/application-note/AN4620.pdf /docs/en/application-note/AN4620.pdf Application Note N 645036621402383989 2022-12-07 pdf N en Dec 12, 2012 645036621402383989 Application Note Y N AN4620, Interfacing the MC34708 with an External Battery Charger - Application Note 白皮书 White Paper 1 5 0 English While entirely invisible to the driver, the software-defined vehicle’s power architecture, orchestrated through System Basis Chips (SBCs) and/or Power Management Integrated Circuits (PMICs), is fundamental. The power supply for every component poses sophisticated challenges which require equally sophisticated solutions. 1718053785186698755373 PSP 212.9 KB Registration without Disclaimer None documents Extended 1718053785186698755373 /secured/assets/documents/en/white-paper/PMICWPA4.pdf 212885 /secured/assets/documents/en/white-paper/PMICWPA4.pdf PMICWPA4 documents Y N 2024-06-10 Powering the Ambition of Software-Defined Vehicles White Paper /secured/assets/documents/en/white-paper/PMICWPA4.pdf https://www.nxp.com/webapp/Download?colCode=PMICWPA4&docLang=en White Paper N 918633085541740938 2025-02-19 en Jun 10, 2024 918633085541740938 White Paper Y N Powering the Ambition of Software-Defined Vehicles White Paper 0 Chinese 软件定义汽车的电源架构由系统基础芯片(SBC)和/或电源管理集成电路(PMIC)进行管理，尽管驾驶员看不见，但电源架构不可或缺。每个组件的电源都构成了复杂的挑战，需要同样复杂的解决方案。 1718053785186698755373zh PSP 212.9 KB Registration without Disclaimer None documents Extended 1718053785186698755373 /secured/assets/documents/zh/white-paper/PMICWPA4.pdf 212885 /secured/assets/documents/zh/white-paper/PMICWPA4.pdf PMICWPA4 documents Y N 2024-06-10 Powering the Ambition of Software-Defined Vehicles White Paper /webapp/Download?colCode=PMICWPA4&lang_cd=zh /secured/assets/documents/zh/white-paper/PMICWPA4.pdf White Paper N 918633085541740938 2025-02-19 pdf Y zh Jun 10, 2024 918633085541740938 White Paper Y N 驱动软件定义汽车 false 0 MC34708 downloads zh-Hans true 1 Y PSP 勘误表 1 /docs/en/errata/MC34708ER.pdf 2016-10-31 1311295003457714861536 PSP 1 Nov 27, 2013 Errata 勘误表 MC34708 N05D Silicon Errata for MC34708VM and MC34708VK None /docs/en/errata/MC34708ER.pdf English 305443 None Errata 2022-12-07 N /docs/en/errata/MC34708ER.pdf MC34708, Silicon- Errata /docs/en/errata/MC34708ER.pdf documents 155452329886410597 Errata N Y en None Y t522 pdf 9.0 N N MC34708, Silicon- Errata 305.4 KB MC34708ER N 1311295003457714861536 应用笔记 2 /secured/assets/documents/en/application-note/AN4982.pdf 2016-10-31 1408133557835745615366 PSP 3 Dec 9, 2020 Application Note This application note provides guidelines for the handling and assembly of NXP Molded Array Process Ball Grid Array (MAPBGA) packages during printed circuit board (PCB) assembly. Registration without Disclaimer /secured/assets/documents/en/application-note/AN4982.pdf English documents 1653231 None 645036621402383989 2022-12-07 Y /webapp/Download?colCode=AN4982&lang_cd=zh AN4982, Assembly guidelines for molded array process ball grid array package - Application Note /secured/assets/documents/en/application-note/AN4982.pdf documents 645036621402383989 Application Note N en Extended Y pdf 4 Y N AN4982, Assembly guidelines for molded array process ball grid array package - Application Note 1.7 MB AN4982 N 1408133557835745615366 /docs/en/application-note/AN4620.pdf 2016-10-31 1352317031987732944786 PSP 4 Dec 12, 2012 Application Note This document is intended to show an example implementation of an external battery charger solution for the MC34708 power management architecture for i.MX processors. None /docs/en/application-note/AN4620.pdf English documents 343511 None 645036621402383989 2022-12-07 N /docs/en/application-note/AN4620.pdf AN4620, Interfacing the MC34708 with an External Battery Charger - Application Note /docs/en/application-note/AN4620.pdf documents 645036621402383989 Application Note N en None Y pdf 1.0 N N AN4620, Interfacing the MC34708 with an External Battery Charger - Application Note 343.5 KB AN4620 N 1352317031987732944786 数据手册 1 /docs/en/data-sheet/MC34708.pdf 2016-10-31 1310593809946713528648 PSP 2 Nov 27, 2013 Data Sheet 数据手册 The MC34708 is the Power Management Integrated Circuit (PMIC) designed specifically for use with the i.MX50 and i.MX53 families. It is also compatible with the i.MX35, iMX37, and i.MX51 application processors. None /docs/en/data-sheet/MC34708.pdf English 10316855 None Data Sheet 2022-12-07 N /docs/en/data-sheet/MC34708.pdf MC34708, Power Management Integrated Circuit (PMIC) for i.MX50/53 Families - Data Sheet /docs/en/data-sheet/MC34708.pdf documents 980000996212993340 Data Sheet N Y en None Y t520 pdf 11.0 N N MC34708, Power Management Integrated Circuit (PMIC) for i.MX50/53 Families - Data Sheet 10.3 MB MC34708 N 1310593809946713528648 白皮书 1 /secured/assets/documents/zh/white-paper/PMICWPA4.pdf 2024-06-10 1718053785186698755373zh PSP 5 Jun 10, 2024 White Paper 软件定义汽车的电源架构由系统基础芯片(SBC)和/或电源管理集成电路(PMIC)进行管理，尽管驾驶员看不见，但电源架构不可或缺。每个组件的电源都构成了复杂的挑战，需要同样复杂的解决方案。 Registration without Disclaimer /secured/assets/documents/zh/white-paper/PMICWPA4.pdf Chinese documents 212885 None 918633085541740938 2025-02-19 Y /webapp/Download?colCode=PMICWPA4&lang_cd=zh 驱动软件定义汽车 /secured/assets/documents/zh/white-paper/PMICWPA4.pdf documents 918633085541740938 White Paper N zh Extended Y pdf 0 Y N Powering the Ambition of Software-Defined Vehicles White Paper 212.9 KB PMICWPA4 N 1718053785186698755373 true Y Products

文档

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5 文件

紧凑列表

勘误表 (1)
应用笔记 (2)
数据手册 (1)
白皮书 (1)

设计文件

硬件

快速参考恩智浦 板类型.
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2 硬件

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