Seagate ST3250310ASIM, ST3200826AS manual Formatted capacity, Default logical geometry, LBA mode

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2.2Formatted capacity

Model	Formatted capacity	Guaranteed sectors	Bytes per sector

ST3400832AS and ST3400632AS	400 Gbytes	781,422,768	512

ST3300831AS and ST3300631AS	300 Gbytes	586,072,368	512

ST3250823AS and ST3250623AS	250 Gbytes	488,397,168	512

ST3200826AS	200 Gbytes	390,721,968	512

2.2.1LBA mode

When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,where n is the number of guaranteed sectors as defined above.

See Section 4.3.1, "Identify Device command" (words 60-61 and 100-103) for additional information about 48- bit addressing support of drives with capacities over 137 Gbytes.

2.3Default logical geometry

Cylinders	Read/write heads	Sectors per track

16,383	16	63

LBA mode

When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,where n is the number of guaranteed sectors as defined above.

10	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 Introduction Barracuda 7200.8 Serial ATAAbout the Serial ATA interface Drive specifications Specification summary tablesDrive specifications for 400 Gbyte models Drive specification ST3400832AS ST3400632ASDrive specifications for 400 Gbyte models Drive specifications for 300 Gbyte models Drive specification ST3300831AS ST3300631ASWill be asked to provide the drive serial number, model Drive specifications for 250 and 200 Gbyte models Drive specification ST3250823AS ST3250623AS ST3200826ASTo access the following web Default logical geometry LBA modeFormatted capacity Cylinders Read/write heads Sectors per track 16,383Physical characteristics Recording and interface technologyStart/stop times Seek timeTypical seek times msec Read Write Power specifications DC power requirements Typical current profilesPower-management modes Active modeIdle mode Sleep modeEnvironmental specifications Acoustics Electromagnetic immunity ReliabilityRadio frequency environments Test Description Performance level Reference standardSafety certification Agency certificationElectromagnetic compatibility Korean RRLAustralian C-Tick N176 FCC verificationCorrosive environment Environmental protectionEuropean Union Restriction of Hazardous Substances RoHS Barracuda 7200.8 Serial ATA Product Manual, Rev. F 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 7200.8 Serial ATA Product Manual, Rev. F Serial ATA Sata interface Hot-Plug compatibilitySerial ATA device plug connector pin definitions Serial ATA connector pin definitionsSignal Pin Function DefinitionSupported ATA commands Supported ATA commandsCommand name Command code in hex F4H Identify Device command Word Description ValueXx07H Description if bit is set to Bit Word Bit WordSet Features command Set Features command valuesM.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