Physical characteristics | Seagate ST3400755SS guide

				Detail A
		S14		6.10		S8
		S14				S8
						0.30 0.05 x 45 (5X)
	2.25	0.05
						0.40 0.05 X 45 (3X)
	4.85	0.05
	0.10 B				CORING ALLOWED
					CORING ALLOWED
	E				IN THIS AREA.
	E
				4.40	0.15
SEE Detail 2						R0.30 0.08	C
SEE Detail 2
						A	1.95	0.08
						45
					0.35	0.05
3.90 0.15						SECTION C - C
	SECTION A - A
	0.08		0.05	CONTACT SURFACE FLUSH
	0.08		0.05	TO DATUM A 0.03
				TO DATUM A 0.03
1.23	0.05					65	1.90	0.08
1.23	0.05					30
						30
			Detail 2
0.08	0.05
					2.40	0.08
						0.10 A
						SECTION B - B

D

Figure 28. SAS connector dimensions

9.4.2Physical characteristics

This section defines physical interface connector.

9.4.3Connector requirements

Contact your preferred connector manufacturer for mating part information. The SAS device connector is illustrated in Figures 27 and 28.

Cheetah NS SAS Product Manual, Rev. B

53

Image 59

Seagate ST3400755SS manual Physical characteristics, Connector requirements

Contents

ST3400755SS Cheetah NS SASPage Contents Interface requirements Defect and error managementInstallation Seagate Technology support services Typical ST3400755SS drive +5V and +12V current profiles List of Figures Cheetah NS SAS Product Manual, Rev. B Scope Cheetah NS SAS Product Manual, Rev. B Electromagnetic susceptibility Standards, compliance and reference documentsStandards Electromagnetic compatibility Compliance Reference documents Cheetah NS SAS Product Manual, Rev. B General description Reliability Standard featuresMedia description Performance ST3400755SS Factory-installed optionsFormatted capacities Programmable drive capacity Cheetah NS SAS Product Manual, Rev. B Seek performance Performance characteristicsInternal drive characteristics Access time Start/stop time Format command execution time minutesGeneral performance characteristics Caching write data Prefetch/multi-segmented cache controlCache operation Prefetch operation Unrecoverable Errors Reliability specificationsError rates Recoverable Errors Preventive maintenance Reliability and serviceSeek errors Interface errors Reporting control 4 S.M.A.R.TControlling S.M.A.R.T Performance impact Thermal monitor Temperature Log Page 0DhPredictive failures Invoking DST State of the drive prior to testingDST failure definition Implementation Log page entries Product warrantyShort test Function Code 001b Extended test Function Code 010b Product repair and return information Shipping Cheetah NS SAS Product Manual, Rev. B ST3400755SS DC power requirements Physical/electrical specificationsAC power requirements DC power requirements Current profiles General DC power requirement notesPower sequencing Conducted noise immunity Typical ST3400755SS drive +5V and +12V current profiles Power dissipation 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 China Restriction of Hazardous Substances RoHS Directive X表示该部件（于同类物品程度上）所含的危险和有毒物质中国RoHS MCV标准所定义的门槛值。 Physical dimensions Mechanical specifications Cheetah NS SAS Product Manual, Rev. B Drive error recovery procedures Defect and error managementDrive internal defects/errors 77.87 Media Pre-Scan SAS system errorsBackground Media Scan Idle Read After Write Deferred Auto-Reallocation Drive orientation Installation Air flow Cooling Grounding Drive mounting Cheetah NS SAS Product Manual, Rev. B Interface requirements SAS features Dual port support Command name Command code Supported Scsi commands supportedCommands supported by Cheetah NS SAS family drives Commands supported by Cheetah NS SAS family drives Commands supported by Cheetah NS SAS family drives Commands supported by Cheetah NS SAS family drives Cheetah NS SAS inquiry data Bytes Data hex Mode Sense dataInquiry data Page Mode Pages 2.1 ST3400755SS Mode Sense data Miscellaneous status Miscellaneous operating features and conditionsMiscellaneous features Supported Feature or condition SAS 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 Gbps m, n Deterministic jitterq Receiver signal characteristicsSignal characteristic Units Gbps Maximum allowable jitter Impedance requirements Sheet 1 Impedance specificationsReceiver jitter tolerance Compliant jitter test pattern Cjtpat Electrical TxRx connections Transmitter characteristicsImpedance requirements Sheet 2 = -5,437dB Shows the zero-length test load Receiver characteristics Cheetah NS SAS Product Manual, Rev. B Technical Support Seagate Technology support servicesInternet Presales Support Data Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Numerics IndexPage SAS See also cooling