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Seagate ST3400820AS Physical characteristics, Maximum height 4, 3 and 2 disc models, Cache buffer

Models: ST3200820AS ST3300820AS ST3300620AS ST3500641ASRK ST3400820AS ST3250820AS ST380215AS ST3320620AS ST3160215AS ST340215AS ST340815AS ST3120815AS ST380815AS ST3250620AS ST3250310AS ST3160815AS ST3320820AS ST3250410AS ST3120215AS

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2.5	Physical characteristics
Maximum height (4, 3 and 2 disc models)			26.1 mm (1.028 inches)
Maximum height (4, 3 and 2 disc models)			26.1 mm (1.028 inches)

Maximum height (1 disc models)			19.99 mm (0.787 inches)

Maximum width			101.85 mm (4.010 inches)

Maximum length			146.99 mm (5.787 inches)

Typical weight
	ST3750640AS and ST3750840AS		720 grams (1.59 lbs)
	ST3750640AS and ST3750840AS		720 grams (1.59 lbs)

	ST3500630AS, ST3500830AS, ST3400620AS, ST3400820AS,		635 grams (1.40 lbs)
	ST3320620AS and ST3320820AS		635 grams (1.40 lbs)
	ST3320620AS and ST3320820AS
	ST3300620AS, ST3300820AS, ST3250620AS, ST3250820AS		600 grams (1.32 lbs)
	and ST3250410AS		600 grams (1.32 lbs)
	and ST3250410AS

	ST3250310AS, ST3200820AS, ST3160815AS, ST3160310AS,		380 grams (0.838 lbs.)
	ST3160215AS, ST3120815AS and ST3120215AS,		380 grams (0.838 lbs.)
	ST3160215AS, ST3120815AS and ST3120215AS,
	ST380815AS, ST380215AS, ST340815AS and ST340215AS		365 grams (0.805 lbs)

Cache buffer
	ST3750640AS, ST3500630AS, ST3400620AS, ST3320620AS,		16 Mbytes (16,384 kbytes)
	ST3300620AS, ST3250620AS and ST3250410AS		16 Mbytes (16,384 kbytes)
	ST3300620AS, ST3250620AS and ST3250410AS

	ST3750840AS, ST3500830AS, ST3400820AS, ST3320820AS,
	ST3300820AS, ST3250820AS, ST3250310AS, ST3200820AS,		8 Mbytes (8,192 kbytes)
	ST3160815AS, ST3160310AS, ST3120815AS, ST380815AS		8 Mbytes (8,192 kbytes)
	ST3160815AS, ST3160310AS, ST3120815AS, ST380815AS
	and ST340815AS

	ST3160215AS, ST3120215AS, ST380215AS and ST340215AS		2 Mbytes (2,048 kbytes)

28	Barracuda 7200.10 Serial ATA Product Manual, Rev. K

Image 34

Seagate ST3400820AS manual Physical characteristics, Maximum height 4, 3 and 2 disc models, Maximum height 1 disc models

Contents

Barracuda 7200.10 Serial ATA evision history 3.0 Configuring and mounting the drive Contents2.0 Drive specifications 5.0 Seagate Technology support servicesBarracuda 7200.10 Serial ATA Product Manual, Rev. K Typical 5V startup and operation current profile List of FiguresSerial ATA connectors Typical 12V startup and operation current profilePage 1.0 Introduction 1.1 About the Serial ATA interface 2.0 Drive specifications 2.1 Specification summary tablesDrive specifications summary for 750 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. KFrom this page, click on the “Verify Your Warranty” link. You will be asked Drive specifications summary for 500 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. KTo determine the warranty for a specific drive, use a web browser to access Drive specifications summary for 400 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. KBarracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for 320 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. KTo determine the warranty for a specific drive, use a web browser to Barracuda 7200.10 Serial ATA Product Manual, Rev. KDrive specifications summary for 300 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. KBarracuda 7200.10 Serial ATA Product Manual, Rev. K ST3250820AS Drive specificationST3250620AS ST3250410ASST3250820AS Drive specificationST3250620AS ST3250410ASDrive specifications summary for the 200 Gbyte mode Barracuda 7200.10 Serial ATA Product Manual, Rev. KBarracuda 7200.10 Serial ATA Product Manual, Rev. K To determine the warranty for a specific drive, use a web browserSupports Hotplug operation per the Serial ATA Revision 2.5 spec Drive specifications summary for the 160 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. KBarracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for the 120 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. KBarracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for the 80 Gbyte models 40C max nonoperatingBarracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for the 40 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. KBarracuda 7200.10 Serial ATA Product Manual, Rev. K 2.2.1 LBA mode 2.3 Default logical geometry2.2 Formatted capacity LBA mode2.4 Recording and interface technology Barracuda 7200.10 Serial ATA Product Manual, Rev. KMaximum height 4, 3 and 2 disc models Physical characteristicsTypical weight Maximum height 1 disc models2.7 Start/stop times 2.6 Seek timeMeasured in performance mode. **Measured in quiet mode Read/write power and current 2.8.1 Power consumptionSpinup power Operating power and current2.8.3 Voltage tolerance 2.8.1.1 Typical current profiles2.8.2 Conducted noise Figure 1. Typical 5V startup and operation current profileActive mode 2.8.4 Power-management modesIdle and Standby timers Idle mode2.9.3 Humidity 2.9.3.1 Relative humidity 2.9.1 Ambient temperature2.9.2 Temperature gradient 2.9.3.2 Wet bulb temperature2.9.6 Vibration 2.9.5.2 Nonoperating shock 1 and 2 Disc models3 and 4 Disc models 2.9.6.1 Operating vibrationTable 13 Fluid Dynamic Bearing FDB motor acoustics 2.10 Acoustics2.10.1 Test for Prominent Discrete Tones PDTs 2.11 Electromagnetic immunity Table 14 Radio frequency environments2.13 Agency certification 2.13.1 Safety certification2.12 Reliability 2.13.2 Electromagnetic compatibilityAustralian C-Tick N176 Korean RRL2.13.3 FCC verification 2.14.2 China Restriction of Hazardous Substances RoHS Directive 2.14 Environmental protection2.15 Corrosive environment 2.14.2 中国限制危险物品的指令Barracuda 7200.10 Serial ATA Product Manual, Rev. K 3.0 Configuring and mounting the drive 3.1 Handling and static-discharge precautionsFigure 3. Serial ATA connectors 3.2 Configuring the drive3.3 Serial ATA cables and connectors Figure 4. Attaching SATA cabling28.499 3.4 Drive mountingRecommended case temperature measurement location C of conn. Datum B LBarracuda 7200.10 Serial ATA Product Manual, Rev. K 4.0 Serial ATA SATA interface 4.1 Hot-Plug compatibility4.2 Serial ATA device plug connector pin definitions Serial ATA connector pin definitions4.3 Supported ATA commands Table 16 Supported ATA commandsCommand code in hex Command nameBarracuda 7200.10 Serial ATA Product Manual, Rev. K 4.3.1 Identify Device command Firmware revision 8 ASCII character string, padded with blanks to endDescription Barracuda 7200.10 Serial ATA Product Manual, Rev. KWord ValuexxxxH Barracuda 7200.10 Serial ATA Product Manual, Rev. KTotal number of user-addressable LBA sectors available see Section Multiword DMA mode 0 is supported Table 17 Set Features command values 4.3.2 Set Features commandSet PIO mode to default and disable IORDY PIO mode Code in features register 4.3.3 S.M.A.R.T. commandsTable 18 S.M.A.R.T. commands S.M.A.R.T. commandSeagate Service Centers 5.0 Seagate Technology support servicesOnline services Warranty SupportEurope, the Middle East and Africa Support Services Customer Service OperationsUSA/Canada/Latin America support services Asia/Pacific Support ServicesIndex Page Page Barracuda 7200.10 Serial ATA Product Manual, Rev. K Page 920 Disc Drive, Scotts Valley, California 95066-4544, USA Seagate Technology LLCPublication Number 100402371, Rev. K, Printed in U.S.A