Seagate ST980811AS Physical organization, Recording and interface technology, Drive specification

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2.4Physical organization

Drive model

Read/write heads

Number of discs

 

 

 

ST9160821AS

4

2

 

 

 

ST9120822AS

3

2

 

 

 

ST9100828AS

3

2

 

 

 

ST980811AS

2

1

 

 

 

ST960813AS

2

1

 

 

 

ST940814AS

1

1

 

 

 

2.5Recording and interface technology

Interface

Serial ATA (SATA)

 

 

Recording method

Perpendicular

 

 

Recording density BPI (bits/inch max)

870k

 

 

Track density TPI (tracks/inch max)

150k

 

 

Areal density (Gbits/inch2 max)

132

Spindle speed (RPM) (± 0.2%)

5,400

 

 

Maximum Internal transfer rate (Mbits/sec)

352

 

 

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

150

 

 

Interleave

1:1

 

 

Cache buffer

8 Mbytes (8,192 kbytes)

 

 

2.6Physical characteristics

Drive specification

 

 

 

 

 

Height

(mm)

9.5 +/-0.2

 

(inches)

0.374

+/-0.0078

 

 

 

 

Width

(mm)

69.85

+/-0.25

 

(inches)

2.75

+/-0.0098

 

 

 

Length

(mm)

100.50 +/-0.25

 

(inches)

3.957

+/-0.010

 

 

 

Typical weight

 

 

 

ST9160821AS

100 grams

 

ST9120822AS

0.22 pounds

 

ST9100828AS

 

 

 

ST980811AS

96 grams

 

ST960813AS

0.21 pounds

 

ST940814AS

 

 

 

 

 

 

6

Momentus 5400.3 SATA Product Manual, Rev. D

Page 11 Page 13
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Page 11 Page 13
Contents Momentus 5400.3 Sata Page Contents Momentus 5400.3 Sata Product Manual, Rev. D List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tableDrive specifications Default logical geometry LBA modeFormatted capacity Cylinders Read/write heads Sectors per track 16,383Physical characteristics Drive specificationPhysical organization Recording and interface technologySeek time Start/stop timesTypical seek times Typical seek times msec Read WritePower specifications Typical current profile Deferred spinupConducted noise Voltage toleranceEnvironmental specifications Temperature gradient Wet bulb temperatureHumidity Relative humidity AltitudeShock Operating shockNonoperating shock VibrationAcoustics Electromagnetic immunityDrive level acoustics Radio frequency environmentsSafety certification Measurement type SpecificationReliability Agency certificationKorean RRL Australian C-Tick N176FCC verification Environmental protection Corrosive environmentEuropean Union Restriction of Hazardous Substances RoHS Configuring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsMounting dimensions-top, side and end view Drive mountingMomentus 5400.3 Sata Product Manual, Rev. D Serial ATA connector pin definitions SignalSerial ATA Sata interface Segment Pin Function DefinitionPin Function Definition P10 Ground 2nd mate P11 ReservedSupported ATA commands Command name Command code in hex ATA-standard commandsCommand name Command code in hex ATA-standard security commandsMomentus 5400.3 Sata Product Manual, Rev. D Identify Device command Word Description ValueXx07H Description if bit is set to Bit Word Bit WordSet Features command Set Features command values3 S.M.A.R.T. commands A.R.T. commandsCode in features register A.R.T. command Seagate Technology support services InternetPresales Support Technical SupportWarranty Service Data Recovery Services Authorized Service CentersData Recovery Services Call Center Toll-free Direct dial Index ITE Sata Momentus 5400.3 Sata Product Manual, Rev. D Page Seagate Technology LLC

ST960813AS, ST9100828AS, ST9160821AS, ST9120822AS, ST980811AS specifications

The Seagate hard drives ST9120822AS, ST960813AS, ST980811AS, ST9100828AS, and ST940814AS represent a solid lineup of storage solutions designed primarily for personal computers and external storage applications. Each of these models showcases a blend of performance, reliability, and innovative technology that caters to a variety of user needs.

The ST9120822AS is a 120GB SATA drive known for its advanced data storage capabilities and a 7200 RPM spindle speed, delivering quick access times and enhanced performance for everyday computing tasks. Its Native Command Queuing (NCQ) technology optimizes the order of read and write commands sent to the drive, which significantly boosts performance, especially in multi-tasking environments. The drive is also equipped with an 8MB cache buffer that assists in speeding up data retrieval processes.

Moving up in capacity, the ST960813AS offers 60GB of storage, featuring the same 7200 RPM performance as its smaller sibling. It also benefits from NCQ technology, making it suitable for more demanding applications. This drive excels in scenarios where fast data access is essential, such as gaming and multimedia applications.

The ST980811AS provides 80GB of storage capacity. It shares many core features with its counterparts, including a 7200 RPM spindle speed and an 8MB cache that enhances data throughput. The reliability factor is paramount in these drives, as they come with built-in features designed to minimize data loss, such as error correction codes and advanced formatting technology.

The ST9100828AS boasts an impressive 100GB of capacity, providing ample space for storing large files, applications, and multimedia content. It combines high performance with enhanced reliability, ideal for users who require a dependable storage solution for their important data.

Finally, the ST940814AS offers a 40GB size capability. Despite its smaller storage size, it maintains high performance levels with a 7200 RPM speed and 8MB cache, making it a viable option for those looking for a balance between efficiency and space.

In summary, the Seagate ST9120822AS, ST960813AS, ST980811AS, ST9100828AS, and ST940814AS models encapsulate the essence of dependable storage with their various capacities and robust performance features. These drives reflect a commitment to quality and innovation, ensuring users can rely on them for their data storage and access needs in both personal and professional environments.
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