Interface Specifications

Interface Specifications

Z7K320 OEM Specification Hitachi Global Storage Technologies Hard Disk Drive Specification Hitachi Travelstar Z7K320 2.5 inch SATA hard disk drive Models: HTE723232A7A364 HTE723225A7A364 Revision 1.3 28 February 2011 1 Z7K320 OEM Specification The 1st Edition (Revision 1.0) (06 October 2010) The 2nd Edition (Revision 1.1) (17 November 2010) The 3rd Edition (Revision 1.2) (06 December 2010) The 4th Edition (Revision 1.3) (28 February 2011) The following paragraph does not apply to the United Kingdom or any country where such provisions are inconsistent with local law: HITACHI GLOBAL STORAGE TECHNOLOGIES PROVIDES THIS PUBLICATION "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Some states do not allow disclaimer or express or implied warranties in certain transactions, therefore, this statement may not apply to you. This publication could include technical inaccuracies or typographical errors. Changes are periodically made to the information herein; these changes will be incorporated in new editions of the publication. Hitachi may make improvements or changes in any products or programs described in this publication at any time. It is possible that this publication may contain reference to, or information about, Hitachi products (machines and programs), programming, or services that are not announced in your country. Such references or information must not be construed to mean that Hitachi intends to announce such Hitachi products, programming, or services in your country. Technical information about this product is available by contacting your local Hitachi Global Storage Technologies representative or on the Internet at http://www.hitachigst.com Hitachi Global Storage Technologies may have patents or pending patent applications covering subject matter in this document. The furnishing of this document does not give you any license to these patents. ©Copyright Hitachi Global Storage Technologies Note to U.S. Government Users —Documentation related to restricted rights —Use, duplication or disclosure is subject to restrictions set forth in GSA ADP Schedule Contract with Hitachi Global Storage Technologies. 2 Z7K320 OEM Specification Table of Contents 1 GENERAL ................................................................................................................................................9 1.1 Introduction ...............................................................................................................................9 1.2 Abbreviations.............................................................................................................................9 1.3 References ................................................................................................................................11 1.4 General caution .......................................................................................................................11 1.5 Drive handling precautions ....................................................................................................11 2 OUTLINE OF THE DRIVE.........................................................................................................................12 PART 1 FUNCTIONAL SPECIFICATION ...........................................................................................13 3 FIXED DISK SUBSYSTEM DESCRIPTION ..................................................................................................14 3.1 Control Electronics ..................................................................................................................14 3.2 Head disk assembly data ........................................................................................................14 4 FIXED DISK CHARACTERISTICS..............................................................................................................15 4.1 Formatted capacity by model number....................................................................................15 4.2 Data sheet ................................................................................................................................16 4.3 Cylinder allocation ..................................................................................................................16 4.4 Performance characteristics ...................................................................................................17 5 DATA INTEGRITY ...................................................................................................................................21 5.1 Data loss on power off .............................................................................................................21 5.2 Write Cache .............................................................................................................................21 5.3 Equipment status ....................................................................................................................21 5.4 WRITE safety...........................................................................................................................21 5.5 Data buffer test........................................................................................................................22 5.6 Error recovery..........................................................................................................................22 5.7 Automatic reallocation ............................................................................................................22 5.8 ECC ..........................................................................................................................................22 6 SPECIFICATION .....................................................................................................................................23 6.1 Environment ............................................................................................................................23 6.2 DC power requirements ..........................................................................................................25 6.3 Reliability.................................................................................................................................26 6.4 Mechanical specifications........................................................................................................29 6.5 Vibration and shock.................................................................................................................31 6.6 Acoustics...................................................................................................................................33 6.7 Identification labels.................................................................................................................34 6.8 Electromagnetic compatibility................................................................................................34 6.9 Safety........................................................................................................................................35 6.10 Packaging.................................................................................................................................35 6.11 Substance restriction requirements .......................................................................................35 7 ELECTRICAL INTERFACE SPECIFICATIONS ............................................................................................36 7.1 Cabling .....................................................................................................................................36 7.2 Interface connector ..................................................................................................................36 7.3 Signal definitions.....................................................................................................................37 PART 2 INTERFACE SPECIFICATION...............................................................................................39 8 GENERAL ..............................................................................................................................................40 8.1 Introduction .............................................................................................................................40 8.2 Terminology .............................................................................................................................40 9 DEVIATIONS FROM STANDARD ..............................................................................................................41 10 PHYSICAL INTERFACE .........................................................................................................................41 11 REGISTERS ..........................................................................................................................................42 11.1 Register naming convention ...................................................................................................42 11.2 Command register ...................................................................................................................43 11.3 Device Control Register...........................................................................................................43 11.4 Device Register ........................................................................................................................43

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