Seagate ST3400832AS, ST3250310ASIM, ST3200826AS manual Introduction, Barracuda 7200.8 Serial ATA

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1.0Introduction

This manual describes the functional, mechanical and interface specifications for the following Seagate Barracuda® 7200.8 Serial ATA model drives:

Barracuda 7200.8 Serial ATA

•ST3400832AS

•ST3400632AS

•ST3300831AS

•ST3300631AS

•ST3250823AS

•ST3250623AS

•ST3200826AS

These drives provide the following key features:

•7,200 RPM spindle speed.

•8 Mbyte buffer (ST3400832AS, ST3300831AS, ST3250823AS, and ST3200826AS models).

•16 Mbyte buffer (ST3400632AS, ST3300631AS, and ST3250623AS models).

•High instantaneous (burst) data-transfer rates (up to 150 Mbytes per second).

•Tunneling Magnetoresistive (TMR) recording heads provide the drives with increased areal density.

•State-of-the-art cache and on-the-fly error-correction algorithms.

•Native Command Queueing with command ordering to increase performance in demanding applications.

•Full-track multiple-sector transfer capability without local processor intervention.

•Quiet operation.

•300 Gs nonoperating shock.

•SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns.

•Support for S.M.A.R.T. drive monitoring and reporting.

•Supports latching SATA cables and connectors.

Barracuda 7200.8 Serial ATA Product Manual, Rev. F

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Contents Barracuda 7200.8 Serial ATA Page Contents Barracuda 7200.8 Serial ATA Product Manual, Rev. F List of Figures Page Barracuda 7200.8 Serial ATA IntroductionAbout the Serial ATA interface Specification summary tables Drive specificationsDrive specification ST3400832AS ST3400632AS Drive specifications for 400 Gbyte modelsDrive specifications for 400 Gbyte models Drive specification ST3300831AS ST3300631AS Drive specifications for 300 Gbyte modelsWill be asked to provide the drive serial number, model Drive specification ST3250823AS ST3250623AS ST3200826AS Drive specifications for 250 and 200 Gbyte modelsTo access the following web Cylinders Read/write heads Sectors per track 16,383 Default logical geometryLBA mode Formatted capacityRecording and interface technology Physical characteristicsStart/stop times Seek timeTypical seek times msec Read Write Power specifications Typical current profiles DC power requirementsSleep mode Power-management modesActive mode Idle modeEnvironmental specifications Acoustics Test Description Performance level Reference standard Electromagnetic immunityReliability Radio frequency environmentsKorean RRL Safety certificationAgency certification Electromagnetic compatibilityFCC verification Australian C-Tick N176Corrosive environment Environmental protectionEuropean Union Restriction of Hazardous Substances RoHS Barracuda 7200.8 Serial ATA Product Manual, Rev. F Handling and static-discharge precautions Configuring and mounting the driveSerial ATA cables and connectors Configuring the driveDrive mounting Mounting dimensions-top, side and end viewBarracuda 7200.8 Serial ATA Product Manual, Rev. F Hot-Plug compatibility Serial ATA Sata interfacePin Function Definition Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions SignalSupported ATA commands Supported ATA commandsCommand name Command code in hex F4H Word Description Value Identify Device commandXx07H Bit Word Description if bit is set to Bit WordSet Features command values Set Features commandM.A.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command Barracuda 7200.8 Serial ATA Product Manual, Rev. F Presales Support InternetTechnical Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index Page Sata Page Page Seagate Technology LLC