Seagate ST340014AS, ST3120827AS, ST3120026AS Drive specifications, Specification summary table

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2.0Drive specifications

Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. For convenience, the phrases the drive and this drive are used throughout this manual to indicate the ST3200822AS, ST3160827AS, ST3160023AS, ST3160021AS, ST3120827AS, ST3120026AS, ST3120022AS, ST380817AS, ST380013AS, ST380011AS, ST340111AS and ST340014AS models.

2.1Specification summary table

The specifications listed in this table are for quick reference. For details on specification measurement or defi- nition, see the appropriate section of this manual.

Table 2:

Drive specifications

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ST3160827AS

ST3120827AS

ST380817AS

 

Drive specification

ST3200822AS

ST3160023AS

ST3120026AS

ST380013AS

ST340111AS

 

 

 

ST3160021AS

ST3120022AS

ST380011AS

ST340014AS

 

 

 

 

 

 

Formatted Gbytes (512 bytes/sector)*

200

160

120

80

40

 

 

 

 

 

 

Guaranteed sectors

390,721,968

312,581,808

234,441,648

156,301,488

78,165,360

 

 

 

 

 

 

Bytes per sector

512

 

 

 

 

 

 

 

 

 

 

Default sectors per track

63

 

 

 

 

 

 

 

 

 

 

Default read/write heads

16

 

 

 

 

 

 

 

 

 

 

Default cylinders

16,383

 

 

 

 

 

 

 

 

 

 

Physical read/write heads

4

4

3

2

1

 

 

 

 

 

 

 

Discs

 

2

2

2

1

1

 

 

 

 

 

 

Recording density in BPI (bits/inch max)

671,500

595,000

 

 

 

 

 

 

 

 

 

Track density TPI (tracks/inch max)

98,000

94,600

 

 

 

 

 

 

 

 

 

Areal density (Gbits/inch2 max)

68.5

56.3

 

 

 

Spindle speed (RPM)

7,200

 

 

 

 

 

 

 

 

 

 

Internal transfer rate (Mbytes/sec max)

85.4

 

 

 

 

 

 

 

 

 

 

Sustained transfer rate OD (Mbytes/sec)

58

 

 

 

 

 

 

 

 

 

 

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

150

 

 

 

 

 

 

 

 

 

 

 

 

 

SATA 1.0, SATA II

 

 

 

 

ATA data-transfer modes supported

PIO modes 0–4

 

 

 

 

Multiword DMA modes 0–2

 

 

 

 

 

 

 

 

 

 

Ultra DMA modes 0–6

 

 

 

 

 

 

 

 

 

8 Mbytes: ST3200822AS, ST3160827AS, ST3160023AS, ST3120827AS,

Cache buffer

 

ST3120026AS, ST380817AS, ST380013AS and ST340111AS

 

 

2 Mbytes: ST3160021AS, ST3120022AS, ST380011AS, and ST340014AS

 

 

 

 

 

 

Height (max)

 

26.035 mm (1.028 inches)

 

 

 

 

 

 

 

 

 

Width (max)

 

101.6 mm (4.000 inches)

 

 

 

 

 

 

 

 

 

Length (max)

 

146.99 mm (5.787 inches)

 

 

 

 

 

 

 

 

 

Weight (typical)

635 grams (1.4 lb)

 

 

 

 

 

 

 

 

 

 

 

Barracuda 7200.7 Serial ATA Product Manual, Rev. N

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Contents Barracuda 7200.7 Serial ATA Page Barracuda 7200.7 Serial ATA Page Contents Barracuda 7200.7 Serial ATA Product Manual, Rev. N List of Figures Page Introduction About the Serial ATA interface Native Command QueuingSpecification summary table Drive specificationsSystem will display the warranty information for your drive Cylinders Read/write heads Sectors per track 16,383 Default logical geometryLBA mode Formatted capacityRecording and interface technology Physical characteristicsDrive specification Physical organizationStart/stop times Power specificationsSeek time Standby mode Operating power and currentIdle mode power Deferred spinup Typical current profilesVoltage tolerance Additional detailsConducted noise Environmental specifications Altitude Temperature gradientWet bulb temperature Humidity Relative humidityNonoperating vibration AcousticsVibration Operating vibrationTest Description Performance level Reference standard Electromagnetic immunityReliability Radio frequency environmentsKorean RRL Safety certificationAgency certification Electromagnetic compatibilityFCC verification Australian C-Tick N176European Union Restriction of Hazardous Substances RoHS Environmental protectionCorrosive environment Barracuda 7200.7 Serial ATA Product Manual, Rev. N Handling and static-discharge precautions Configuring and mounting the driveSerial ATA cables and connectors Configuring the driveDrive mounting Mounting dimensions-top, side and end view Hot-Plug compatibility Serial ATA Sata interfacePin Function Definition Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions SignalPage Command name Command code in hex ATA-standard commands Supported ATA commandsATA-standard security commands Command name Command code in hexATA-standard power-management commands Word Description Value Identify Device commandXxxxH Fffeh 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 Barracuda 7200.7 Serial ATA Product Manual, Rev. N Technical Support Internet MySeagate Reseller.seagate.comPresales Support Data Recovery Services Warranty ServiceData Recovery Services Authorized Service Centers Toll-free support numbers FAX services-All Europe toll callCall center Presales and Technical Support Warranty Service Asia/Pacific support services Publication feedback survey Barracuda 7200.7 Serial ATA Product Manual, Rev. N Index Mtbf RPM RRL Page Page Seagate Technology LLC
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