USB3.1/3.0接口控制器ASM3142_Data Sheet R1_0.pdf_USB3.1的控制器资源-CSDN文库

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ASM3142 Data Sheet

PCIe to two USB3.1 Gen-II ports

xHCI 1.1 Host Controller,

supporting Multiple INs

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INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH PRODUCTS OF ASMEDIA TECHNOLOGY INC. NO LICENSE, EXPRESS

OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS

PROVIDED IN ASMEDIA’S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS, ASMEDIA ASSUMES NO LIABILITY WHATSOEVER, AND

ASMEDIA DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY, RELATING TO SALE AND/OR USE OF ASMEDIA PRODUCTS INCLUDING LIABILITY

OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR INFRINGEMENT OF ANY PATENT,

Products of ASMEDIA TECHNOLOGY INC. are not intended for use in medical, lifesaving, life sustaining, critical control or safety systems, or in

nuclear facility applications.

ASMedia may make changes to specifications and product descriptions at any time, without notice.

ASMedia TECHNOLOGY INC. may have patents or pending patent applications, trademarks, copyrights, or other intellectual property rights that

relate to the presented subject matter. The furnishing of documents and other materials and information does not provide any license, express

or implied, by estoppel or otherwise, to any such patents, trademarks, copyrights, or other intellectual property rights.

Contact your local ASMedia sales office or your agent to obtain the latest specifications and before placing your product order.

Copies of documents which have an order number and are referenced in this document, or other ASMedia literature may be obtained by calling

+886-2-22196088 or by visiting ASMedia’s website at www.asmedia.com.tw

ASMedia and ASMedia logo are trademarks or registered trademarks of ASMedia TECHNOLOGY INC. in Taiwan and other countries.

本文資料為與祥碩科技股份有限公司之產品相關。本文並未明示或默示授權任何智慧財產權予第三人。除在祥碩科技股份有限公司對該產品提供

的買賣條款及條件以外，祥碩科技股份有限公司免於擔負任何責任，且不對產品的買賣及使用做任何明示或默示的保證，包含產品適於特殊使用

目的、以及產品不侵害任何專利權、著作權或其他智慧財產權。祥碩科技股份有限公司之產品不用於醫療的、救助生命的、生命維持的、安全控

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祥碩科技股份有限公司可隨時不經通知，逕行增訂或修改產品規格及描述。

本文之相關專利權、申請中之專利權、商標權、著作權及其餘智慧財產權均屬祥碩科技股份有限公司所有。本文及其他資訊並未明示或默示的提

供任何專利、商標、著作權及其餘智慧財產權之授權。

請於下產品訂單前先聯絡當地的祥碩科技銷售處或代理商以取得最新的產品規格書。

本文提及之有訂單號碼之文件或其他詳細資料可參閱祥碩科技網站 www.asmedia.com.tw

或撥打+886-2-22196088

ASMEDIA 和 ASMEDIA 商標均為祥碩科技股份有限公司在台灣和其他國家的註冊商標或商標。

Office:

ASMedia Technology, Inc.

6F, No.115, Minquan Rd., Xindian City, Taipei County 231, Taiwan, R.O.C.

http://www.asmedia.com.tw

Tel: 886-2-2219-6088

Fax: 886-2-2219-6080

Environmentally hazardous materials are not used in this product.

ASM3142 Data Sheet

Subject to change without notice iv

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Table of Contents

Revision History ............................................................................................................................................. iii

Table of Contents ........................................................................................................................................... iv

List of Figures ................................................................................................................................................. v

1. General Description ..................................................................................................................................... 7

2. Features ..................................................................................................................................................... 7

Package Type ........................................................................................................................................... 8

3. Functional Diagram ..................................................................................................................................... 9

4. Pinout Diagrams ....................................................................................................................................... 10

5. Pin Descriptions ........................................................................................................................................ 11

PCI Express Interface ............................................................................................................................. 11

USB Interface ........................................................................................................................................ 11

SPI Interface.......................................................................................................................................... 11

System Interface .................................................................................................................................... 12

Power and Ground ................................................................................................................................. 12

Strapping Table ...................................................................................................................................... 12

6 Electrical Characteristics ............................................................................................................................. 13

6.1 Absolute Maximum Ratings ................................................................................................................... 13

6.2 Recommended Operating Conditions ..................................................................................................... 13

Chip Temperature (T

, T

) Calculation ...................................................................................................... 13

6.3 AC/DC Characteristics ........................................................................................................................... 14

Digital Pin Specification .......................................................................................................................... 14

PCI Express Electrical Specification .......................................................................................................... 14

USB3.1 Electrical Specification ................................................................................................................ 14

USB2.0 Electrical Specification ................................................................................................................ 14

PCI Express Differential Reference Clock Input Ranges ............................................................................. 14

20MHz Crystal Electrical Specification ...................................................................................................... 15

20MHz Clock input Electrical Specification (from 20MHz crystal) ................................................................ 15

7. Timing Diagram ........................................................................................................................................ 16

Power On Sequence Timing Specification for Asynchronous mode ............................................................. 16

8. PCB Design Guide under Thermal Pad ........................................................................................................ 17

9. Package Information ................................................................................................................................. 18

10. Top Marking Information.......................................................................................................................... 20