IEO SO/EC 14776-154 ISO Edition 1.02017-12 NTERNATIONAL STANDARD colour inside Information technology - Small computer system interface (Scsl) - Part 154: Serial Attached SCSI - 3 (SAS-3) THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright @ 2017 ISO/IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IEC or IEC's member National Commitee in the country of the requester. If you have any questions about ISO/lEc copyright or have an enquiry about obtaining additionai rights to this publication, please contact the address below oryour local lEC memberNational Committee forfurtherinformation. IEC CentralOffice Tel.: +4122 919 02 11 3, rue de Varembe Fax: +41 22 919 03 00 CH-1211Geneva20 [email protected] Switzerland www.iec.ch About the IEC The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes International Standards for all electrical, electronic and related technologies. AboutIEcpublications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the latest edition, a corrigenda or an amendment might have been published. IECCatalogue-webstore.iec.ch/catalogue Electropedia-www.electropedia.org The stand-alone applicationforconsulting theentire The world's leading online dictionary of electronic and bibliographical information on IEc International Standards, electrical terms containing 20 000 terms and definitions in Technical Specifications, Technical Reports and other English and French, with equivalent terms in 16 additional documents.Available for PC, Mac OS, Android Tablets and languages.Also known as the International Electrotechnical iPad. Vocabulary(IEV)online. IECpublicationssearch-www.iec.ch/searchpub IEc Glossary - std.iec.ch/glossary The advanced search enables to find IEC publications by a 65 000 electrotechnical terminology entries in English and variety of criteria(referencenumber,text,technical French extracted from the Terms and Definitions clause of committee,...).It also gives information on projects, replaced iEC publications issued since 2002. Some entries have been and withdrawn publications. collected from earlier publications of IEC TC 37, 77, 86 and CISPR. IEc Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications. Just Published IECCustomerServiceCentre-webstore.iec.ch/csc details all new publications released. Available online and If you wish to give us your feedback on this publication or also once a month by email. need further assistance, please contact the Customer Service Centre: [email protected]. IEC ISO ISO/EC 14776-154 Edition 1.02017-12 INTERNATIONAL STANDARD colour inside Information technology- Small computer system interface (scsl)- Part 154: Serial Attached SCSI -3 (SAS-3) INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 35.200 ISBN978-2-8322-5168-3 Warning! Make sure that you obtained this publication from an authorized distributor. - 2 - ISO/EC 14776-154:2017 @ISO/IEC 2017 CONTENTS FOREWORD. 14 INTRODUCTION. 16 1 Scope... 2Normativereferences 18 3 Terms, definitions, symbols, abbreviations, keywords, and conventions.. 20 3.1 Terms and definitions .... 20 3.2 Symbols and abbreviations ... 33 3.1 Abbreviations ... 3.2.2 Symbols. 36 3.2.2.1 Units.. 36 3.2.2.2 Mathematical operators.. 3.2.2.3 Other symbols .. 37 3..3 Keywords.... 3.4 Editorial conventions ... 39 3.5 Numeric and character conventions .... 40 3.5.1Numericconventions. 40 3.5.2 Units of measure.... 40 3.5.3 Byte encoded character strings conventions 4 General ... 4.1 Physical links and phys . 42 4.2 Phy test functions. 42 5 Physical layer... 43 5.1 Physical layer overview .. 5.2 Conventions for defining maximum limits for S-parameters .. 5.3 Compliance points ....... 5.3.1 Compliance p