SAS physical interface, Physical interface | Seagate ST3600002SS

10.4.1SAS 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

Cheetah NS 10K.2 SAS Product Manual, Rev. F

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Image 53

Seagate ST3600002SS, ST3450802SS manual SAS physical interface, Physical interface

Contents

ST3600002SS ST3450802SS Cheetah NS 10K.2 SASPage Contents Interface requirements Defect and error managementInstallation Seagate Online Support and Services Seagate Technology support services Scope Standards Standards, compliance and reference documentsElectromagnetic compatibility Electromagnetic susceptibility Compliance Reference documents General description Media description Standard featuresPerformance Reliability Programmable drive capacity Factory-installed optionsFormatted capacities Internal drive characteristics Performance characteristicsAccess time Seek performance Start/stop time Format command execution time minutesGeneral performance characteristics Caching write data Prefetch/multi-segmented cache controlCache operation Prefetch operation Error rates Reliability specificationsRecoverable Errors Unrecoverable Errors Interface errors Reliability and servicePreventive maintenance Hot plugging the drive Controlling S.M.A.R.T 4 S.M.A.R.TPerformance impact Reporting control Predictive failures Temperature Log Page 0Dh Parameter Code DescriptionThermal monitor Drive Self Test DST Implementation DST failure definition Extended test Function Code 010b Product warrantyShort test Function Code 001b Shipping AC power requirements Physical/electrical specificationsDC power requirements ST3600002SS DC power requirements General DC power requirement notes ST3450802SS DC power requirements Current profiles Power sequencingConducted noise immunity Typical ST3600002SS drive +5V and +12V current profiles ST3450802SS Power dissipationST3600002SS Environmental limits Temperature a. Operating Effective altitude sea level a. Operating Relative humidityShock and vibration Shock Recommended mounting Vibration a. Operating-normal Air cleanlinessAcoustics Corrosive environment China Restriction of Hazardous Substances RoHS Directive Physical dimensions Mechanical specifications Drive error recovery procedures Defect and error managementDrive internal defects/errors 77.81 Background Media Scan SAS system errorsMedia Pre-Scan Deferred Auto-Reallocation Idle Read After Write Drive orientation Installation Air flow Cooling Grounding Drive mounting Interface requirements SAS features Dual port support Commands supported by Cheetah NS 10K.2 SAS family drives Scsi commands supported Commands 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 10.3.2Mode Sense data Inquiry dataPage Mode Pages 10.3.2.1 ST3600002SS Mode Sense data 10.3.2.2 ST3450802SS Mode Sense data Miscellaneous status Miscellaneous operating features and conditionsMiscellaneous features SAS physical interface Datum B Connector requirements Physical characteristics SAS pin descriptions Electrical descriptionPin descriptions Power Signal characteristicsSAS transmitters and receivers Ready LED Out Differential signals LED drive signalGeneral interface characteristics 10.5.2.1 Eye masks 10.5.2.1.1 Eye masks overview Receive eye mask 2OP 0, 5 xadditional sinusoidal jitter X 1OP Transmitter signal characteristics Maximum allowable jitter Receiver signal characteristics Impedance requirements Sheet 1 Compliant jitter test pattern Cjtpat Electrical TxRx connections Impedance requirements Sheet 2 = -5, 437dB Shows the zero-length test load Additional information SAS-2 Specification complianceReceiver characteristics Cheetah NS 10K.2 SAS Product Manual, Rev. F Index Page SAS See also cooling Page Americas Seagate Technology LLC