双通道DBUS, 主控器件差分驱动 | NXP 半导体

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双通道DBUS主控器件，差分驱动，扩频技术

MC33780
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恩智浦33780是两个差分DBUS总线的主控器件。它不仅包含逻辑电路，将总线与标准的串行外设接口(SPI)连接在一起，还提供模拟电路，通过总线驱动数据和电源，并接收来自远端从器件的数据。

  • 当数据速率和布线要求降低电磁干扰(EMI)时，差分模式的MC33780可以做到，它产生的电磁干扰水平较低
  • 扩频进一步降低了干扰，它将能量分散到多个通道，从而降低了单个通道的能量

产品详情

特征

  • 两个独立的DBUS I/O
  • 所有操作共用一个SPI接口
  • 带上拉电阻的开漏中断输出
  • 发送和接收数据状态的可屏蔽中断
  • 自动报文循环冗余校验(CRC)
  • 生成和校验
  • 四级发送和接收缓冲
  • 8至16位报文，0至8位CRC
  • 每个通道独立扩频

购买/参数

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N true 0 PSPMC33780zh 4 应用笔记 Application Note t789 2 支持信息 Supporting Information t531 1 数据手册 Data Sheet t520 1 zh zh zh 数据手册 Data Sheet 1 1 4.0 English The 33780 is a leader device for two differential DBUS buses. It contains the logic to interface the buses to a standard serial peripheral interface (SPI) port and the analog circuitry to drive data and power over the bus as well as receive data from the remote follower devices. 1145898796575720623881 PSP 1.5 MB None None documents None 1145898796575720623881 /docs/en/data-sheet/MC33780.pdf 1537868 /docs/en/data-sheet/MC33780.pdf MC33780 documents N N 2016-10-31 MC33780, Dual DBUS Leader with Differential Drive and Frequency Spreading /docs/en/data-sheet/MC33780.pdf /docs/en/data-sheet/MC33780.pdf Data Sheet N 980000996212993340 2022-12-07 pdf N en Nov 15, 2006 980000996212993340 Data Sheet Y N MC33780, Dual DBUS Leader with Differential Drive and Frequency Spreading 应用笔记 Application Note 2 2 3.0 English This application note provides guidelines for handling and assembly of SOIC package during Printed Circuit Board (PCB) assembly. 10jsBvfc PSP 3.5 MB None None documents None 10jsBvfc /docs/en/application-note/AN2409.pdf 3536520 /docs/en/application-note/AN2409.pdf AN2409 documents N N 2016-10-31 AN2409, Small Outline Integrated Circuit (SOIC) Package - Application Note /docs/en/application-note/AN2409.pdf /docs/en/application-note/AN2409.pdf Application Note N 645036621402383989 2024-01-19 pdf N en Oct 21, 2014 645036621402383989 Application Note Y N AN2409, Small Outline Integrated Circuit (SOIC) Package - Application Note 3 1.0 English The MC33781 and MC33784 together constitute NXP Semiconductors's implementation of the Distributed System Interface (DSI) Bus Standard, Version 2.02. 1225311007711718167766 PSP 1.0 MB None None documents None 1225311007711718167766 /docs/en/application-note/AN3670.pdf 1013814 /docs/en/application-note/AN3670.pdf AN3670 documents N N 2016-10-31 AN3670, Implementing a DSI Network Using the MC33781 and the MC33784 /docs/en/application-note/AN3670.pdf /docs/en/application-note/AN3670.pdf Application Note N 645036621402383989 2024-01-19 pdf N en Oct 29, 2008 645036621402383989 Application Note Y N AN3670, Implementing a DSI Network Using the MC33781 and the MC33784 支持信息 Supporting Information 1 4 2.02 English This document defines the Distributed System Interface (DSI). It documents the bus topology and electrical and physical characteristics. It also defines the message protocol and classes, formats, bit transmission order, and the method of programming devices with programmable addresses. 1410513491972725355619 PSP 167.0 KB None None documents None 1410513491972725355619 /docs/en/supporting-information/dsibusstandard.pdf 166957 /docs/en/supporting-information/dsibusstandard.pdf DSIBUSSTANDARD documents N N 2016-10-31 MC33790, DSI Bus Standard /docs/en/supporting-information/dsibusstandard.pdf /docs/en/supporting-information/dsibusstandard.pdf Supporting Information N 371282830530968666 2023-06-19 pdf N en Sep 7, 2006 371282830530968666 Supporting Information Y N MC33790, DSI Bus Standard false 0 MC33780 downloads zh-Hans true 1 Y PSP 应用笔记 2 /docs/en/application-note/AN2409.pdf 2016-10-31 10jsBvfc PSP 2 Oct 21, 2014 Application Note This application note provides guidelines for handling and assembly of SOIC package during Printed Circuit Board (PCB) assembly. None /docs/en/application-note/AN2409.pdf English documents 3536520 None 645036621402383989 2024-01-19 N /docs/en/application-note/AN2409.pdf AN2409, Small Outline Integrated Circuit (SOIC) Package - Application Note /docs/en/application-note/AN2409.pdf documents 645036621402383989 Application Note N en None Y pdf 3.0 N N AN2409, Small Outline Integrated Circuit (SOIC) Package - Application Note 3.5 MB AN2409 N 10jsBvfc /docs/en/application-note/AN3670.pdf 2016-10-31 1225311007711718167766 PSP 3 Oct 29, 2008 Application Note The MC33781 and MC33784 together constitute NXP Semiconductors's implementation of the Distributed System Interface (DSI) Bus Standard, Version 2.02. None /docs/en/application-note/AN3670.pdf English documents 1013814 None 645036621402383989 2024-01-19 N /docs/en/application-note/AN3670.pdf AN3670, Implementing a DSI Network Using the MC33781 and the MC33784 /docs/en/application-note/AN3670.pdf documents 645036621402383989 Application Note N en None Y pdf 1.0 N N AN3670, Implementing a DSI Network Using the MC33781 and the MC33784 1.0 MB AN3670 N 1225311007711718167766 支持信息 1 /docs/en/supporting-information/dsibusstandard.pdf 2016-10-31 1410513491972725355619 PSP 4 Sep 7, 2006 Supporting Information This document defines the Distributed System Interface (DSI). It documents the bus topology and electrical and physical characteristics. It also defines the message protocol and classes, formats, bit transmission order, and the method of programming devices with programmable addresses. None /docs/en/supporting-information/dsibusstandard.pdf English documents 166957 None 371282830530968666 2023-06-19 N /docs/en/supporting-information/dsibusstandard.pdf MC33790, DSI Bus Standard /docs/en/supporting-information/dsibusstandard.pdf documents 371282830530968666 Supporting Information N en None Y pdf 2.02 N N MC33790, DSI Bus Standard 167.0 KB DSIBUSSTANDARD N 1410513491972725355619 数据手册 1 /docs/en/data-sheet/MC33780.pdf 2016-10-31 1145898796575720623881 PSP 1 Nov 15, 2006 Data Sheet The 33780 is a leader device for two differential DBUS buses. It contains the logic to interface the buses to a standard serial peripheral interface (SPI) port and the analog circuitry to drive data and power over the bus as well as receive data from the remote follower devices. None /docs/en/data-sheet/MC33780.pdf English documents 1537868 None 980000996212993340 2022-12-07 N /docs/en/data-sheet/MC33780.pdf MC33780, Dual DBUS Leader with Differential Drive and Frequency Spreading /docs/en/data-sheet/MC33780.pdf documents 980000996212993340 Data Sheet N en None Y pdf 4.0 N N MC33780, Dual DBUS Leader with Differential Drive and Frequency Spreading 1.5 MB MC33780 N 1145898796575720623881 true Y Products

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