Maxtor STM3250310AS manual Recording and interface technology, STM3160815AS, STM3160215AS

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2.4Recording and interface technology

		STM3320620AS
	STM3500630AS	STM3320820AS	STM3250824AS	STM3250820AS

Interface	Serial ATA (SATA)

Recording method	Perpendicular

Recording density (kbits/inch max)	813	781	790.1	813

Track density (ktracks/inch avg)	145		124.5	145

Areal density (Gbits/inch2 avg)	114.4		97.96	114.4
Spindle speed (RPM)	7,200 ± 0.2%

Internal data transfer rate	1,030		867.2	1,030
(Mbits/sec max)

Sustained data transfer rate	72		76.6	72
(Mbytes/sec max)

I/O data-transfer rate	300
(Mbytes/sec max)

		STM3160815AS, STM3160215AS,
	STM3250310AS	STM380815AS, STM380215AS and STM340215AS

Interface	Serial ATA (SATA)

Recording method	Perpendicular

Recording density (kbits/inch max)	1,110	824

Track density (ktracks/inch avg)	160	137.259

Areal density (Gbits/inch2 avg)	176	101
Spindle speed (RPM)	7,200 ± 0.2%

Internal data transfer rate	1,303	930
(Mbits/sec max)

Sustained data transfer rate	110	78
(Mbytes/sec max)

I/O data-transfer rate	300
(Mbytes/sec max)

DiamondMax 21 Serial ATA Product Manual, Rev. C

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Contents DiamondMax Revision status summary sheet Contents DiamondMax 21 Serial ATA Product Manual, Rev. C Typical 5V startup and operation current profile List of FiguresPage Introduction About the Serial ATA interface Specification summary tables Drive specificationsDrive specification STM3500630AS Drive specifications summary for 500 Gbyte modelsYes Drive specification STM3320820AS STM3320620AS Drive specifications summary for 320 Gbyte modelsDiamondMax 21 Serial ATA Product Manual, Rev. C Drive specification STM3250824AS STM3250820AS STM3250310AS Drive specifications summary for 250 Gbyte modelsDiamondMax 21 Serial ATA Product Manual, Rev. C Drive specification STM3160815AS STM3160215AS Drive specifications summary for the 160 Gbyte modelsDiamondMax 21 Serial ATA Product Manual, Rev. C Drive specification STM380815AS STM380215AS Drive specifications summary for the 80 Gbyte modelYears on distribution units Drive specification STM340215AS Drive specifications summary for the 40 Gbyte modelDiamondMax 21 Serial ATA Product Manual, Rev. C Cylinders Read/write heads Sectors per track 16,383 Default logical geometryLBA mode Formatted capacitySTM3250310AS STM380815AS, STM380215AS and STM340215AS Recording and interface technologySTM3160815AS, STM3160215AS Physical characteristics STM3250820AS 500-320 GB STM3250824AS STM3250310AS 160 40 GB Power specificationsSeek time Start/stop timesSeek mode Power consumptionSpinup power Idle mode powerVoltage tolerance Typical current profilesConducted noise Sleep mode Power-management modesActive mode Idle modeEnvironmental specifications Nonoperating vibration Nonoperating shockVibration Operating vibrationRadio frequency environments AcousticsElectromagnetic immunity Fluid Dynamic Bearing FDB motor acousticsElectromagnetic compatibility Safety certificationReliability Agency certificationFCC verification Korean RRLAustralian C-Tick N176 China Restriction of Hazardous Substances RoHS Directive Environmental protectionCorrosive environment Handling and static-discharge precautions Configuring and mounting the driveSerial ATA cables and connectors Configuring the driveDrive mounting Drive dimensions for 40-160 GB and STM3250310AS models Hot-Plug compatibility Serial ATA Sata interfacePin Function Definition Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions SignalCommand name Command code in hex Supported ATA commandsSupported ATA commands F4H Word Description Value Identify Device commandXx07H 100 Bit Word Description if bit is set to Bit WordSet Features command values Set Features commandCode in features register A.R.T. command 3 S.M.A.R.T. commandsM.A.R.T. commands Maxtor support services DiamondMax 21 Serial ATA Product Manual, Rev. C Index ITE Page DiamondMax 21 Serial ATA Product Manual, Rev. C Page Seagate Technology LLC