Seagate ST3160021AS, ST3120827AS, ST3120026AS Serial ATA Sata interface, Hot-Plug compatibility

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4.0Serial ATA (SATA) interface

These drives use the industry-standard Serial ATA interface that supports FIS data transfers. It supports ATA programmed input/output (PIO) modes 0–4; multiword DMA modes 0–2, and Ultra DMA modes 0–6. The drive also supports the use of the IORDY signal to provide reliable high-speed data transfers.

For detailed information about the Serial ATA interface, refer to the “Serial ATA: High Speed Serialized AT Attachment” specification.

4.1Hot-Plug compatibility

Barracuda 7200.7 Serial ATA drives incorporate connectors which enable you to hot plug these drives in accor- dance with the Serial ATA: High Speed Serialized AT Attachment specification revision 2.0. This specification can be downloaded from http://www.serialata.com.

Barracuda 7200.7 Serial ATA Product Manual, Rev. N

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Contents Barracuda 7200.7 Serial ATA Page Barracuda 7200.7 Serial ATA Page Contents Barracuda 7200.7 Serial ATA Product Manual, Rev. N List of Figures Page Introduction About the Serial ATA interface Native Command QueuingSpecification summary table Drive specificationsSystem will display the warranty information for your drive Cylinders Read/write heads Sectors per track 16,383 Default logical geometryLBA mode Formatted capacityRecording and interface technology Physical characteristicsDrive specification Physical organizationSeek time Power specificationsStart/stop times Idle mode power Operating power and currentStandby mode Deferred spinup Typical current profilesConducted noise Additional detailsVoltage tolerance Environmental specifications Altitude Temperature gradientWet bulb temperature Humidity Relative humidityNonoperating vibration AcousticsVibration Operating vibrationTest 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 7200.7 Serial ATA Product Manual, Rev. N Handling and static-discharge precautions Configuring and mounting the driveSerial ATA cables and connectors Configuring the driveDrive mounting Mounting dimensions-top, side and end view Hot-Plug compatibility Serial ATA Sata interfacePin Function Definition Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions SignalPage Command name Command code in hex ATA-standard commands Supported ATA commandsATA-standard power-management commands Command name Command code in hexATA-standard security commands Word Description Value Identify Device commandXxxxH Fffeh 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 7200.7 Serial ATA Product Manual, Rev. N Presales Support Internet MySeagate Reseller.seagate.comTechnical Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call center Presales and Technical Support Warranty Service FAX services-All Europe toll callToll-free support numbers Asia/Pacific support services Publication feedback survey Barracuda 7200.7 Serial ATA Product Manual, Rev. N Index Mtbf RPM RRL Page Page Seagate Technology LLC