SAS physical interface, Physical interface | Seagate ST973451SS

9.4.1SAS physical interface

Figure 12 shows the location of the SAS device connector J1. Figures 13 and 14 provide the dimensions of the SAS connector.

Details of the physical, electrical, and logical characteristics are provided within this section. The operational aspects of Seagate’s SAS drives are provided in the SAS Interface Manual..

Figure 12. Physical interface

54	Savvio 15K SAS Product Manual, Rev. B

Image 62

Seagate ST973451SS, ST936751SS manual SAS physical interface, Physical interface

Contents

Savvio 15K SAS 100407739 Rev. BPage Revision status summary sheet Savvio 15K SAS Product Manual, Rev. B Contents Seagate Technology support services Defect and error managementInstallation Interface requirements List of Figures Page Scope Savvio 15K SAS Product Manual, Rev. B Electromagnetic compatibility Applicable standards and reference documentationStandards Electromagnetic susceptibility Australian C-Tick Electromagnetic complianceElectromagnetic compliance for the European Union Korean MIC Reference documents European Union Restriction of Hazardous Substances RoHS Savvio 15K SAS Product Manual, Rev. B General description Performance Standard featuresMedia description Formatted capacities Factory-installed accessoriesReliability Programmable drive capacity Options Seek performance characteristics Performance characteristicsInternal drive characteristics Access time Gen 2.0 LP data Format command execution time General performance characteristics Cache operation Start/stop timePrefetch/multi-segmented cache control Caching write data Prefetch operation Recoverable Errors Reliability specificationsError rates Unrecoverable Errors Interface errors Reliability and serviceSeek errors Preventive maintenance Performance impact 4 S.M.A.R.TControlling S.M.A.R.T Reporting control Thermal monitor Temperature Log Page 0DhPredictive failures Parameter Code Description Implementation State of the drive prior to testingDST failure definition Invoking DST Extended test Function Code 010b Product warrantyShort test Function Code 001b Log page entries Shipping Product repair and return information Savvio 15K SAS Product Manual, Rev. B DC power requirements Physical/electrical specificationsAC power requirements ST973451SS DC power requirements ST936751SS DC power requirements General DC power requirement notes Current profiles Power sequencingConducted noise immunity Typical ST936751SS current profile ST973451SS in 1.5 Gbit operation Power dissipationST973451SS in 3 Gbit operation ST936751SS in 3 Gbit operation ST936751SS in 1.5 Gbit operation Relative humidity TemperatureEnvironmental limits Shock Effective altitude sea levelShock and vibration Recommended mounting Corrosive environment Air cleanlinessVibration Acoustics Mechanical specifications Mounting configuration dimensions Drive error recovery procedures Defect and error managementDrive internal defects/errors SAS system errors Deferred Auto-Reallocation Background Media ScanMedia Pre-Scan Idle Read After Write Installation Drive orientation Cooling Air flow Drive mounting Grounding Savvio 15K SAS Product Manual, Rev. B SAS features Interface requirements Dual port support Scsi commands supported Commands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Savvio inquiry data Mode Sense dataInquiry data Page Mode Data Header 04 45 dc cc 00 00 02 Miscellaneous status Miscellaneous operating features and conditionsMiscellaneous features SAS physical interface Datum B Section C C Section a a Electrical description Physical characteristicsConnector requirements Pin descriptions SAS pin descriptions SAS transmitters and receivers Signal characteristics Receive eye mask General interface characteristicsEye masks Eye masks overview Jitter tolerance masks Z1 OP Sinusoidal Transmitter signal characteristicsPeak-to Jitter Receiver signal characteristics Compliant jitter test pattern Cjtpat Maximum allowable jitterReceiver jitter tolerance Impedance specifications Impedance requirements Sheet 1 Electrical TxRx connections Transmitter characteristicsImpedance requirements Sheet 2 = -5,437dB Shows the zero-length test load Receiver characteristics Savvio 15K SAS Product Manual, Rev. B Presales Support Seagate Technology support servicesInternet Technical Support Data Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Index NumericsPage SAS See also cooling