Seagate ST3400832AS, ST3250310ASIM, ST3200826AS, ST3250823AS Description if bit is set to Bit Word

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Word	Description	Value

100–	Total number of user-addressable LBA sectors available (see Section 2.2	ST3400832AS = 781,422,768
103	for related information). These words are required for drives that support	ST3400632AS = 781,422,768
	the 48-bit addressing feature. Maximum value: 0000FFFFFFFFFFFFh.	ST3300831AS = 586,072,368
		ST3300631AS = 586,072,368
		ST3250823AS = 488,397,168
		ST3250623AS = 488,397,168
		ST3200826AS = 390,721,968

104–	ATA-reserved	0000H
127

128	Security status	0001H
129–	Seagate-reserved	xxxxH
159

160–	ATA-reserved	0000H
254

255	Integrity word	xxA5H

Note. Advanced Power Management (APM) and Automatic Acoustic Management (AAM) features are not supported

Note. See the bit descriptions below for words 63, 88, and 93 of the Identify Drive data.

Description (if bit is set to 1)

Bit

Word 63

0Multiword DMA mode 0 is supported.

1Multiword DMA mode 1 is supported.

2Multiword DMA mode 2 is supported.

8Multiword DMA mode 0 is currently active.

9Multiword DMA mode 1 is currently active.

10Multiword DMA mode 2 is currently active.

Bit

Word 88

0Ultra DMA mode 0 is supported.

1Ultra DMA mode 1 is supported.

2Ultra DMA mode 2 is supported.

3Ultra DMA mode 3 is supported.

4Ultra DMA mode 4 is supported.

5Ultra DMA mode 5 is supported.

6Ultra DMA mode 6 is supported.

8Ultra DMA mode 0 is currently active.

9Ultra DMA mode 1 is currently active.

10Ultra DMA mode 2 is currently active.

11Ultra DMA mode 3 is currently active.

12Ultra DMA mode 4 is currently active.

13Ultra DMA mode 5 is currently active.

14Ultra DMA mode 6 is currently active.

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 characteristicsSeek time Start/stop timesTypical 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 N176Environmental protection Corrosive environmentEuropean 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 command3 S.M.A.R.T. commands M.A.R.T. commandsCode in features register A.R.T. command Barracuda 7200.8 Serial ATA Product Manual, Rev. F Internet Presales SupportTechnical Support Warranty Service Data Recovery Services Authorized Service CentersData Recovery Services Call Center Toll-free Direct dial Index Page Sata Page Page Seagate Technology LLC