Manuals / Seagate / Computer Equipment / Computer Drive

Seagate ST3146356SSIM, ST3146854LC, ST3146756SS (FDE), ST3300056SS (FDE) manual Physical interface

Models: ST3450056SS (FDE) ST3300056SS (FDE) ST3146756SS (FDE) ST3146854LC ST3146356SSIM

1 90

Download 90 pages 43.07 Kb

Page 67

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..

SAS Interface

connector

Figure 14. Physical interface

Cheetah 15K.6 SAS Product Manual, Rev. B

63

Image 67

Seagate ST3146356SSIM, ST3146854LC, ST3146756SS (FDE), ST3300056SS (FDE), ST3450056SS (FDE) manual Physical interface

Contents

ST3300656SS ST3450856SSST3146356SS Page Contents Interface requirements Defect and error managementInstallation Seagate Technology support services Model Number Full Disk Encryption FDE Scope Cheetah 15K.6 SAS Product Manual, Rev. B Electromagnetic susceptibility Standards, compliance and reference documentsStandards Electromagnetic compatibility European Union Restriction of Hazardous Substances RoHS Compliance Reference documents Cheetah 15K.6 SAS Product Manual, Rev. B General description Media description Standard featuresPerformance Programmable drive capacity Factory-installed optionsReliability Formatted capacities Cheetah 15K.6 SAS Product Manual, Rev. B Seek time Performance characteristicsInternal drive characteristics Access time 176 144 100 Format command execution time minutesGeneral performance characteristics Start/stop time Cache operation Prefetch/multi-segmented cache control Prefetch operation Caching write data Unrecoverable Errors Reliability specificationsError rates Recoverable Errors Preventive maintenance Reliability and serviceSeek errors Interface errors Milliseconds 4 S.M.A.R.TControlling S.M.A.R.T Performance impact Thermal monitor Reporting controlDetermining rate Predictive failures DST failure definition Temperature Log Page 0Dh Parameter Code DescriptionState of the drive prior to testing Drive Self Test DST Extended test Function Code 010b Invoking DSTShort and extended tests Short test Function Code 001b Product repair and return information Product warrantyAbort Shipping Cheetah 15K.6 SAS Product Manual, Rev. B ST3450856SS DC power requirements Physical/electrical specificationsAC power requirements DC power requirements ST3300656SS Gbit mode Amps ST3450056SS FDE DC power requirementsST3300656SS DC power requirements ST3450056SS FDE Gbit mode Amps ST3146356SS Gbit mode Amps ST3300056SS FDE DC power requirementsST3146356SS DC power requirements ST3300056SS FDE Gbit mode Amps ST3146756SS FDE Gbit mode Amps ST3146756SS FDE DC power requirements Conducted noise immunity Power sequencingCurrent profiles Typical 450GB current profiles Typical 146GB current profiles ST3450856SS model Power dissipation ST3450056SS FDE model ST3300656SS model ST3300056SS FDE model ST3146356SS model ST3146756SS FDE model in 3 Gbit operation Environmental limits Temperature Shock Relative humidityEffective altitude sea level Shock and vibration Recommended mounting Package size Packaged/product weight Drop height Corrosive environment Air cleanlinessVibration Acoustics Mechanical specifications Physical dimensions Cheetah 15K.6 SAS Product Manual, Rev. B Drive internal defects/errors Defect and error managementDrive error recovery procedures 51.87 Background Media Scan SAS system errorsMedia Pre-Scan Idle Read After Write Deferred Auto-Reallocation Drive orientation InstallationCooling Air flow Grounding Drive mounting Cheetah 15K.6 SAS Product Manual, Rev. B Interface requirements SAS features Dual port support Commands supported by Cheetah 15K.6 SAS family drives Scsi commands supportedCommand name Command code Supported Commands supported by Cheetah 15K.6 SAS family drives Commands supported by Cheetah 15K.6 SAS family drives Commands supported by Cheetah 15K.6 SAS family drives Bytes Data hex Inquiry data Mode Sense data Mode Pages 2.1 ST3450856SS/ST3450056SS Mode Sense data 2.2 ST3300656SS/ST3300056SS Mode Sense data 2.3 ST3146356SS/ST3146756SS Mode Sense data SAS physical interface Miscellaneous operating features and conditionsMiscellaneous features Miscellaneous status Physical interface Datum B Connector requirements Physical characteristics SAS pin descriptions Pin Signal name Signal typeElectrical description Pin descriptions Ready LED Out Signal characteristicsPower SAS transmitters and receivers Eye masks Eye masks overview LED drive signalDifferential signals General interface characteristics Normalized time in UI Receive eye maskJitter tolerance masks Absolute amplitude Frequency in kHz Peak-toSinusoidal Jitter Signal characteristica Units Gbps Transmitter signal characteristics Signal characteristic Units Gbps Receiver signal characteristicsMaximum allowable jitter Impedance requirements Sheet 1 Impedance specificationsReceiver jitter tolerance Compliant jitter test pattern Cjtpat Impedance requirements Sheet 2 Transmitter characteristicsElectrical TxRx connections = -5,437dB Shows the zero-length test load Receiver characteristics Cheetah 15K.6 SAS Product Manual, Rev. B Technical Support Seagate Technology support servicesInternet Presales Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Numerics Index Iraw SAS See also cooling