Seagate ST31500541AS, ST31000520AS Drive specifications summary for 2000 and 1500 Gbyte models

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Table 1:

Drive specifications summary for 2000 and 1500 Gbyte models

 

 

 

 

 

 

Drive specification

ST32000542AS

 

ST31500541AS

ST31000520AS

 

 

 

 

 

Formatted capacity

2000 Gbytes

 

1500 Gbytes

1000 Gbytes

(512 bytes/sector)*

 

 

 

 

 

 

 

 

 

Guaranteed sectors

3,907,029,168

 

2,930,277,168

1,953,525,168

 

 

 

 

 

 

Heads

 

8

 

 

4

 

 

 

 

 

 

Discs

 

4

 

 

2

 

 

 

 

 

Bytes per sector

512

 

 

 

 

 

 

 

 

Default sectors per track

63

 

 

 

 

 

 

 

 

Default read/write heads

16

 

 

 

 

 

 

 

 

Default cylinders

16,383

 

 

 

 

 

 

 

Recording density

1417 kbits/in max

 

 

 

 

 

 

 

Track density

 

236 ktracks/in avg

 

 

 

 

 

 

 

Areal density

 

341.5 Gbits/in2 avg

 

 

Spindle speed

 

5,900 RPM

 

 

 

 

 

 

Internal data transfer rate

1285 Mbits/sec max

 

 

 

 

 

 

Sustained data transfer rate OD

95 Mbytes/sec max

 

 

 

 

 

 

I/O data-transfer rate

300 Mbytes/sec max

 

 

 

 

 

 

ATA data-transfer modes supported

PIO modes 0–4

 

 

 

 

Multiword DMA modes 0–2

 

 

 

 

Ultra DMA modes 0–6

 

 

 

 

 

 

 

Cache buffer

 

32 Mbytes

 

 

 

 

 

 

 

Height (max)

 

26.1 mm (1.028 inches)

 

 

 

 

 

 

 

Width (max)

 

101.85 mm (4.010 inches)

 

 

 

 

 

 

 

Length (max)

 

146.99 mm (5.787 inches)

 

 

 

 

 

 

Weight (typical)

655 grams (1.444 lb.)

 

622 grams (1.371 lb.)

 

 

 

 

Average latency

5.1 msec

 

 

 

 

 

 

Power-on to ready

<13 sec typical

 

<8 sec typical

 

 

 

 

Standby to ready

<8 sec typical

 

<6 sec typical

 

 

 

 

Track-to-track seek time

<1.0 msec typical read;

 

 

 

 

<1.2 msec typical write

 

 

 

 

 

 

 

Average read

 

<16.0 msec typical

 

 

 

 

 

 

 

Average write

 

<16.0 msec typical

 

 

 

 

 

 

Startup current 12V (peak)

2.8 amps

 

2.0 amps

 

 

 

 

Voltage tolerance (including noise)

5V ± 5%

 

 

 

 

12V ± 10%

 

 

 

 

 

 

Operating temperature

0° to 60°C

 

 

(Drive Case temperature)

 

 

 

 

Nonoperating temperature (Ambient)

–40° to 70°C

 

 

 

 

 

 

Temperature gradient (max)

20°C per hour max (operating)

 

 

 

 

30°C per hour max (nonoperating)

 

 

 

 

 

Relative humidity

5% to 90% (operating)

 

 

 

 

5% to 95% (nonoperating)

 

 

Relative humidity gradient

30% per hour max

 

 

 

 

 

 

Wet bulb temperature (max)

37.7°C max (operating)

 

 

 

 

40.0°C max (nonoperating)

 

 

 

 

 

 

Altitude, operating

–60.96 m to 3,048 m

 

 

 

 

(–200 ft. to 10,000+ ft.)

 

 

Altitude, nonoperating

–60.96 m to 12,192 m

 

 

(below mean sea level, max)

(–200 ft. to 40,000+ ft.)

 

 

 

 

 

 

 

 

4

Barracuda LP Series SATA Product Manual, Rev. A

Page 9 Page 11
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Page 9 Page 11
Contents Barracuda LP Series Sata ST32000542AS ST31500541AS ST31000520ASRevision history Revision DateContents Barracuda LP Series Sata Product Manual, Rev. a List of Figures Page Introduction About the Serial ATA interface Drive specifications Drive specifications summary for 2000 and 1500 Gbyte models Drive specification ST32000542AS ST31500541AS ST31000520ASBarracuda LP Series Sata Product Manual, Rev. a Formatted capacity Default logical geometryLBA mode Recording and interface technologyTypical access times msec Read Write Physical characteristicsAccess time Start/stop timesPower specifications DC power requirements Typical current profiles Conducted noise Voltage toleranceIdle mode Power-management modesActive mode Sleep modeEnvironmental specifications Nonoperating shock ShockOperating shock VibrationElectromagnetic immunity Drive A-weighted Sound Power Levels SWL, BAAcoustics Test for Prominent Discrete Tones PDTsAgency certification Safety certificationReliability Electromagnetic compatibilityAustralian C-Tick N176 Korean RRLFCC verification Environmental protection Corrosive environmentConfiguring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsMounting dimensions 2.0, 1.5 and 1.0 TB models Drive mountingBarracuda LP Series Sata Product Manual, Rev. a Serial ATA Sata interface Hot-Plug compatibilitySignal Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions Pin Function DefinitionSupported ATA commands Supported ATA commandsCommand name Command code in hex F3H Identify Device command Word Description ValueXx07H Description if bit is set to Bit Word Bit WordWord Set Features command Set Features command valuesA.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command Presales Support Seagate Technology support servicesTechnical Support Data Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index ITE Page Barracuda LP Series Sata Product Manual, Rev. a Page Seagate Technology LLC

ST32000542AS, ST31000520AS, ST31500541AS specifications

Seagate has long been a prominent player in the hard disk drive (HDD) market, and their SATA drives have earned a reputation for reliability and performance. Among their notable models are the ST31500541AS, ST31000520AS, and ST32000542AS, each offering unique features and technologies that cater to various storage needs.

The ST31500541AS is a 1.5TB SATA drive known for its robust data handling capabilities. Operating at 7200 RPM, it offers a data transfer rate of up to 6Gb/s, making it suitable for demanding applications that require quick access to large files. This model features Seagate’s perpendicular recording technology, which increases storage density and efficiency. With an average seek time of 8.5 ms, users can expect swift performance for both read and write operations. Its 32MB cache also aids in enhancing data transfer rates and minimizing lag during data retrieval.

Next is the ST31000520AS, a 1TB drive that combines performance with energy efficiency. Also spinning at 7200 RPM, this model exploits Seagate's Advanced Power Management technology, which helps reduce power consumption and extend drive longevity. The ST31000520AS is particularly appealing for users looking to balance performance with energy costs. It features similar specifications to the ST31500541AS, including a 6Gb/s interface and a 32MB cache, ensuring that users can manage large workloads effectively.

Lastly, the ST32000542AS offers a compelling 2TB storage solution. This model caters to users with extensive storage needs, whether it be for multimedia content, backup solutions, or database management. Like its predecessors, it runs at 7200 RPM and benefits from Seagate's innovative technologies, including error correction and data recovery enhancements. With increased storage capacity and performance, this model is particularly suited for both personal and professional setups where data loss is not an option.

In summary, the Seagate ST31500541AS, ST31000520AS, and ST32000542AS exemplify the company's commitment to delivering high-performance hard drive solutions. With their emphasis on speed, energy efficiency, and advanced technologies such as perpendicular recording and power management, each model stands out in its capacity range, making them valuable assets for users seeking dependable storage options. Whether you're a gamer, a creative professional, or need a reliable backup solution, these drives are engineered to meet diverse computing needs with ease.
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