Seagate ST336807FC manual Eye diagram data values, Link rate GHz

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Figure 17 provides the data valid eye diagram for typical and minimum requirements to recover data at the specified interface error rate. The inputs are AC coupled on the drive. Table 37 lists the data values.

Vin (mv)

Bit Time

RCV Eye

(typical)

(minimum)

Figure 17. Receive eye diagram

Table 37: Eye diagram data values

			Link rate

			1 GHz	2 GHz

	Bit time		941 ps	470 ps

	XMIT eye		725 ps min.	315 ps min.

	RCV eye	Typical	659 ps	305 ps

		Minimum	395 ps	226 ps
		Minimum	395 ps	226 ps

Cheetah 10K.7 36GB FC Product Manual, Rev. A

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Contents Cheetah 10K.7 FC Page Cheetah 10K.7 FC Page Revision status summary sheet Rev. a 05/04/05 All. Initial releaseRevision Date Sheets Affected Page Contents Defect and error management Physical/electrical specificationsInstallation Interface requirementsSeagate Technology support services Viii Cheetah 10K.7 36GB FC Product Manual, Rev. a Cheetah 10K.7 FC family disc drive List of FiguresCheetah 10K.7 36GB FC Product Manual, Rev. a Cheetah 10K.7 FC family disc drive ScopeCheetah 10K.7 36GB FC Product Manual, Rev. a Standards Applicable standards and reference documentationElectromagnetic compatibility Electromagnetic susceptibilityEuropean Union Restriction of Hazardous Substances RoHS Electromagnetic complianceFibre Channel Interface Manual Reference documentsCheetah 10K.7 36GB FC Product Manual, Rev. a General description Media description Standard featuresReliability PerformanceFormatted capacities Programmable drive capacityFactory-installed accessories Factory-installed optionsUser-installed accessories Performance characteristics Internal drive characteristicsST336807FC Access time Seek performance characteristicsFormat command execution time in minutes Generalized performance characteristicsStart/stop time Prefetch/multi-segmented cache controlCache operation Caching write data Prefetch operation Cheetah 10K.7 36GB FC Product Manual, Rev. a Reliability specifications Error ratesRecoverable Errors Reliability and service Hot plugging the drive 4 S.M.A.R.TControlling S.M.A.R.T Milliseconds Performance impactReporting control Determining rateTemperature Log page 0Dh Parameter Code DescriptionDrive Self Test DST DST Failure Definition State of the drive prior to testingImplementation Invoking DSTShort test Function Code 001b Product warrantyExtended test Function Code 010b Log page entriesProduct repair and return information ShippingAC power requirements Physical/electrical specificationsDC power requirements ST336807FC DC power requirementsGeneral DC power requirement notes Power sequencingConducted noise immunity Typical ST336807FC drive, 2 Gbit, +5V current profile Typical ST336807FC drive, 2 Gbit, +12V current profileST336807FC Power dissipationEnvironmental limits TemperatureRelative humidity Effective altitude sea levelPackage size Packaged/product weight Drop height Shock and vibrationShock Recommended mounting Air cleanliness VibrationCorrosive environment Acoustics Mechanical specificationsMounting configuration dimensions Defect and error management Drive internal defects/errorsDrive error recovery procedures 77.7 FC-AL system errors Background Media ScanMedia Pre-Scan Cheetah 10K.7 36GB FC Product Manual, Rev. a Drive ID/option selection InstallationPhysical interface Drive Front LED connections1 J6 connector requirements Drive orientationCooling Grounding Drive mountingFibre Channel link service frames FC-AL featuresLink services supported Type of frame Link serviceFibre Channel Scsi FCP task management functions Fibre Channel task management functionsFibre Channel task management responses FC Scsi FCP response codesFibre Channel port login NPort login Plogi payloadBytes NPort Login Accept ACC payload Fibre Channel port login acceptFibre Channel Process Login Process Login Plri payloadProcess Login Accept ACC payload Fibre Channel Process Login AcceptFibre Channel fabric login Fabric Login Flogi payloadFabric Login Accept ACC payload Fibre Channel fabric accept loginFibre Channel Arbitrated Loop options Dual port supportFC-AL options supported Option SupportedScsi commands supported Supported commandsCommand code Supported Command name Supported commands Supported commands Supported commands Supported commands Inquiry data Mode Sense dataCheetah 10K.7 FC inquiry data Bytes Data hexPage DEF CHG Miscellaneous features Miscellaneous operating features and conditionsSupported Feature or condition Miscellaneous statusPhysical characteristics FC-AL physical interfacePhysical description Part description Positions Part number Features Connector requirementsElectrical description J6 connector dimensionsPin Signal name Signal type Pin descriptionsFC-SCA pin descriptions Power Fault LED OutFC-AL transmitters and receivers Normal command activity LED status Enable port bypass signalsActive LED Out Active LED Out conditionsParallel Enclosure Services Interface ESI Motor start control signalsMotor start controls 11 SEL6 through SEL0 ID lines Setting Arbitrated loop physical address Alpa values Hex Dec Signal characteristics LED drive signal LED driver signalsDifferential Pecl output characteristics Differential Pecl input characteristicsLink rate GHz Eye diagram data valuesCheetah 10K.7 36GB FC Product Manual, Rev. a Internet MySeagate Reseller.seagate.com Seagate Technology support servicesPresales Support Technical SupportWarranty Service Data Recovery Services Authorized Service CentersData Recovery Services FAX services-All Europe toll call Call center Presales and Technical Support Warranty ServiceToll-free support numbers Asia/Pacific support services Publication feedback survey Cheetah 10K.7 36GB 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