Maxtor STM3250310AS, STM3160815AS, STM3160215AS, STM380215AS, STM340215AS Physical characteristics

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2.5	Physical characteristics

Maximum height
	STM3500630AS, STM3320620AS, STM3320820AS,	26.1 mm (1.028 inches)
	STM3250824AS and STM3250820AS	26.1 mm (1.028 inches)
	STM3250824AS and STM3250820AS
	STM3250310AS, STM3160815AS, STM3160215AS,	19.99 mm (0.787 inches)
	STM380815AS, STM380215AS and STM340215AS	19.99 mm (0.787 inches)
	STM380815AS, STM380215AS and STM340215AS

Maximum width		101.6 mm (4.000 +/- 0.010 inches)

Maximum length		146.99 mm (5.787 inches)

Typical weight
	STM3500630AS, STM3320620AS and STM3320820AS	635 grams (1.4 lbs)
	STM3250820AS	600 grams (1.32 lbs)
	STM3250824AS	580 grams (1.28 lb.)
	STM3250310AS	368 grams (0.811 lbs)
	STM3160815AS and STM3160215AS	380 grams (0.838 lbs)
	STM380815AS, STM380215AS and STM340215AS	365 grams (0.805 lbs)

Cache buffer
	STM3500630AS and STM3320620AS	16 Mbytes (16,384 kbytes)
	STM3320820AS, STM3250824AS, STM3250820AS, STM3250310AS,	8 Mbytes (8,192 kbytes)
	STM3160815AS and STM380815AS	8 Mbytes (8,192 kbytes)
	STM3160815AS and STM380815AS
	STM3160215AS, STM380215AS and STM340215AS	2 Mbytes (2,048 kbytes)

18	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 List of Figures Typical 5V startup and operation current profilePage Introduction About the Serial ATA interface Drive specifications Specification summary tablesDrive specifications summary for 500 Gbyte models Drive specification STM3500630ASYes Drive specifications summary for 320 Gbyte models Drive specification STM3320820AS STM3320620ASDiamondMax 21 Serial ATA Product Manual, Rev. C Drive specifications summary for 250 Gbyte models Drive specification STM3250824AS STM3250820AS STM3250310ASDiamondMax 21 Serial ATA Product Manual, Rev. C Drive specifications summary for the 160 Gbyte models Drive specification STM3160815AS STM3160215ASDiamondMax 21 Serial ATA Product Manual, Rev. C Drive specifications summary for the 80 Gbyte model Drive specification STM380815AS STM380215ASYears on distribution units Drive specifications summary for the 40 Gbyte model Drive specification STM340215ASDiamondMax 21 Serial ATA Product Manual, Rev. C Default logical geometry LBA modeFormatted capacity Cylinders Read/write heads Sectors per track 16,383Recording and interface technology STM3160815AS, STM3160215ASSTM3250310AS STM380815AS, STM380215AS and STM340215AS Physical characteristics Power specifications Seek timeStart/stop times STM3250820AS 500-320 GB STM3250824AS STM3250310AS 160 40 GBPower consumption Spinup powerIdle mode power Seek modeTypical current profiles Conducted noiseVoltage tolerance Power-management modes Active modeIdle mode Sleep modeEnvironmental specifications Nonoperating shock VibrationOperating vibration Nonoperating vibrationAcoustics Electromagnetic immunityFluid Dynamic Bearing FDB motor acoustics Radio frequency environmentsSafety certification ReliabilityAgency certification Electromagnetic compatibilityKorean RRL Australian C-Tick N176FCC verification Environmental protection Corrosive environmentChina Restriction of Hazardous Substances RoHS Directive Configuring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsDrive mounting Drive dimensions for 40-160 GB and STM3250310AS models Serial ATA Sata interface Hot-Plug compatibilitySerial ATA device plug connector pin definitions Serial ATA connector pin definitionsSignal Pin Function DefinitionSupported ATA commands Supported ATA commandsCommand name Command code in hex F4H Identify Device command Word Description ValueXx07H 100 Description if bit is set to Bit Word Bit WordSet Features command Set Features command values3 S.M.A.R.T. commands M.A.R.T. commandsCode in features register A.R.T. command 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