Seagate ST3320620NS, ST3250820NS, ST3250620NS, ST3750640NS manual Revision history, Revision Date

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		Revision history
Revision	Date	Sheets affected or comments
Rev. A	06/21/06	Initial release.
Rev. B	10/19/06	All.
Rev. C	08/09/07	Front cover, 20 & 25.
Rev. D	09/06/07	31.

Copyright © 2006 - 2007 Seagate Technology LLC. All rights reserved. Printed in USA Publication number: 100424667, Rev. D September 2007

Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and/or other countries. Barracuda, SeaTools and SeaTDD are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and/or other countries. All other trademarks or registered trademarks are the property of their respective owners.

One gigabyte, or GB, equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting. Seagate reserves the right to change, with- out notice, product offerings or specifications.

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Contents Barracuda ES Serial ATA Revision history Revision DateContents Barracuda ES Serial ATA Product Manual, Rev. D List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tablesDrive specifications summary for 750 Gbyte models Drive specification ST3750640NS ST3750840NSBarracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 500 Gbyte models Drive specification ST3500630NS ST3500830NSFollowing web Drive specifications summary for 400 Gbyte models Drive specification ST3400620NS ST3400820NSBarracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 320 Gbyte models Drive specification ST3320620NS ST3320820NSBarracuda ES Serial ATA Product Manual, Rev. D Drive specifications summary for 250 Gbyte models Drive specification ST3250620NS ST3250820NSBarracuda ES Serial ATA Product Manual, Rev. D Formatted capacity Default logical geometryLBA mode Cylinders Read/write heads Sectors per track 16,383750GB 500GB 400GB 320GB 250GB Physical characteristicsRecording and interface technology Typical seek times msec Read Write Seek timeStart/stop times Power specifications Voltage tolerance Typical current profilesConducted noise Idle mode Power-management modesActive mode Sleep modeEnvironmental specifications Operating vibration AcousticsVibration Nonoperating vibrationTest Description Performance level Reference standard Electromagnetic immunityRadio frequency environments Agency certification Safety certificationReliability Electromagnetic compatibilityFCC verification Korean RRLAustralian C-Tick N176 China Restriction of Hazardous Substances RoHS Directive Environmental protectionCorrosive environment Barracuda ES Serial ATA Product Manual, Rev. D Configuring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsMounting dimensions-top, side and end view Drive mountingBarracuda ES Serial ATA Product Manual, Rev. D Serial ATA Sata interface Hot-Plug compatibilitySignal Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions Pin Function DefinitionCommand name Command code in hex Supported ATA commandsSupported ATA commands F4H Identify Device command Word Description ValueXx07H 128 Security status 0001H 129 Seagate-reserved Description if bit is set to Bit Word Bit WordSet Features command Set Features command valuesCode in features register A.R.T. command 3 S.M.A.R.T. commandsM.A.R.T. commands Technical Support InternetPresales Support Data Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Index ITE Page Barracuda ES Serial ATA Product Manual, Rev. D Page Disc Drive, Scotts Valley, California 95066-4544, USA

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