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[讨论] micro usb标准

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发表于 2009-4-16 12:24:59 | 显示全部楼层 |阅读模式
micro usb标准
手机业的新接口,MOTO,NOKIA,Palm都有此接口的产品


Table of Contents
1 Introduction...............................................................................................................................................6
1.1 General..............................................................................................................................................6
1.2 Objective of the Specification .............................................................................................................6
1.3 Intended Audience/Scope ..................................................................................................................6
1.4 Related Documents...........................................................................................................................6
2 Acronyms and Terms...............................................................................................................................7
3 Significant Features .................................................................................................................................8
3.1 USB 2.0 Specification Compliance ....................................................................................................8
3.2 On-The-Go Device .............................................................................................................................8
3.3 Connectors ........................................................................................................................................8
3.4 Compliant Cable Assemblies .............................................................................................................8
3.5 Plug Overmolds.................................................................................................................................9
4 Cables and Connectors ..........................................................................................................................10
4.1 Introduction......................................................................................................................................10
4.2 Micro-Connector Mating...................................................................................................................10
4.3 Color Coding....................................................................................................................................11
4.4 Device, Cable and Adapter Delays ..................................................................................................11
4.5 Compliant Usage of Connectors and Cables...................................................................................12
4.5.1 Cables................................................................................................................................12
4.5.2 Overmolds..........................................................................................................................12
4.5.3 Mechanical Interfaces.........................................................................................................12
4.5.4 Surface mount standard version drawings .........................................................................12
4.5.5 DIP-type and Midmount-type receptacles ..........................................................................12
4.5.6 Connector Keying ...............................................................................................................12
4.5.7 Right Angle Plugs ...............................................................................................................12
4.5.8 Adapters.............................................................................................................................13
4.6 Drawings..........................................................................................................................................13
5 Electrical Compliance Requirements....................................................................................................33
5.1 Data Rates Beyond USB 2.0 (480Mb/s -->).....................................................................................33
5.2 Low Level Contact Resistance.........................................................................................................33
5.3 Contact Current Rating.....................................................................................................................33
5.3.1 Signal Contacts Only (2, 3, and 4)......................................................................................33
5.3.2 With Power Applied Contacts (1 and 5)..............................................................................33
6 Mechanical Compliance Requirements.................................................................................................34
6.1 Operating Temperature Range ........................................................................................................34
6.1.1 Option I ...............................................................................................................................34
6.1.2 Option II ..............................................................................................................................34
6.2 Insertion Force.................................................................................................................................34
6.3 Extraction Force ...............................................................................................................................34
6.4 Plating..............................................................................................................................................34
6.4.1 Option I ...............................................................................................................................35
6.4.2 Option II ..............................................................................................................................35
6.5 Solderability .....................................................................................................................................35
6.6 Peel Strength (Reference Only) .......................................................................................................35
6.7 Wrenching Strength (Reference Only) .............................................................................................35
6.8 Lead Co-Planarity............................................................................................................................35
6.9 RoHS Compliance...........................................................................................................................36
6.10 Shell & Latch Materials.....................................................................................................................36
【文件名】:09416@52RD_Micro-USB_1_01.pdf
【格 式】:pdf
【大 小】:1231K
【简 介】:
【目 录】:


发表于 2009-4-28 15:17:46 | 显示全部楼层
[em10]這也太黑了吧,這也要錢...[em10]
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发表于 2009-6-4 15:07:36 | 显示全部楼层
[em13]
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发表于 2009-6-10 08:57:45 | 显示全部楼层
[em10]
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发表于 2009-6-10 09:05:28 | 显示全部楼层
协议不是关键,关键是如何去设计数据线、下载调试线、耳机线
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发表于 2009-6-11 15:32:22 | 显示全部楼层
看看再说
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发表于 2011-1-14 13:55:50 | 显示全部楼层
正是我所需要的[em03]
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