Seagate ST3450802SS, ST3600002SS manual SAS physical interface, Physical interface

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9.4.1SAS physical interface

Figure 10 shows the location of the SAS device connector J1. Figures 11 and 12 provide the dimensions of the SAS device.

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.

The SAS connector complies with SFF-8482.

SAS Interface

connector

Figure 10. Physical interface

48	Cheetah NS 10K.2 SAS Product Manual, Rev. C

Image 52

Contents Cheetah NS 10K.2 SAS ST3600002SS ST3450802SSPage Contents Defect and error management InstallationSeagate Technology support services Interface requirementsScope Standards, compliance and reference documents StandardsElectromagnetic compatibility Electromagnetic susceptibilityCompliance Reference documents General description Standard features Media descriptionPerformance ReliabilityFormatted capacities Factory-installed optionsProgrammable drive capacity Performance characteristics Internal drive characteristicsAccess time Seek performanceGeneral performance characteristics Format command execution time minutesStart/stop time Cache operation Prefetch/multi-segmented cache controlCaching write data Prefetch operation Reliability specifications Error ratesRecoverable Errors Unrecoverable ErrorsReliability and service Interface errorsPreventive maintenance Hot plugging the drive4 S.M.A.R.T Controlling S.M.A.R.TPerformance impact Reporting controlTemperature Log Page 0Dh Parameter Code Description Predictive failuresThermal monitor Drive Self Test DSTDST failure definition ImplementationShort test Function Code 001b Product warrantyExtended test Function Code 010b Shipping Physical/electrical specifications AC power requirementsDC power requirements ST3600002SS DC power requirementsST3450802SS DC power requirements General DC power requirement notesConducted noise immunity Power sequencingCurrent profiles Typical ST3600002SS drive +5V and +12V current profiles ST3600002SS Power dissipationST3450802SS Temperature a. Operating Environmental limitsRelative humidity Effective altitude sea level a. OperatingShock and vibration ShockPackage size Packaged/product weight Drop height Recommended mountingAir cleanliness Vibration a. Operating-normalAcoustics Corrosive environmentChina Restriction of Hazardous Substances RoHS Directive Mechanical specifications Physical dimensionsDrive internal defects/errors Defect and error managementDrive error recovery procedures 77.81 SAS system errors Background Media ScanMedia Pre-Scan Deferred Auto-ReallocationIdle Read After Write Installation Drive orientationCooling Air flowDrive mounting GroundingSAS features Interface requirementsDual port support Scsi commands supported Commands supported by Cheetah NS 10K.2 SAS family drivesCommands supported by Cheetah NS 10K.2 SAS family drives Commands supported by Cheetah NS 10K.2 SAS family drives Commands supported by Cheetah NS 10K.2 SAS family drives 2Mode Sense data Inquiry dataBytes Data hex Page 2.1 ST3600002SS Mode Sense data Mode Pages2.2 ST3450802SS Mode Sense data Miscellaneous operating features and conditions Miscellaneous featuresSupported Feature or condition Miscellaneous statusSAS physical interface Datum B Physical characteristics Connector requirementsPin Signal name Signal type Electrical descriptionPin descriptions SAS pin descriptionsSignal characteristics PowerSAS transmitters and receivers Ready LED OutLED drive signal Differential signalsGeneral interface characteristics Eye masks Eye masks overviewReceive eye mask X2OP 0, 5xadditional sinusoidal jitter X1OP Transmitter signal characteristics Signal characteristica Units 5Gb/s 0Gb/sReceiver signal characteristics Signal characteristic Units 5Gb/s 0Gb/sMaximum allowable jitter 5Gb/s m, n 0Gb/s m, n Deterministic jitterqReceiver jitter tolerance Impedance requirements Sheet 15Gb/sa 0Gb/sa Sinusoidal Deterministic Total JitterhImpedance requirements Sheet 2 Electrical TxRx connections= -5, 437dB Shows the zero-length test load Receiver characteristics SAS-2 Specification complianceAdditional information Presales Support Seagate Technology support servicesTechnical Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index Page SAS See also cooling Page Seagate Technology LLC

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