Seagate ST9120312AS, ST9320322AS, ST9160312AS 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.

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

 

 

 

 

 

 

 

Drive specification

ST9320322AS

ST9160312AS

ST9120312AS

 

 

 

 

Formatted Gbytes (512 bytes/sector)*

320

160

120

 

 

 

 

Guaranteed sectors

625,142,448

312,581,808

234,441,648

 

 

 

 

Bytes per sector

512

 

 

 

 

 

 

Physical read/write heads

4

2

2

 

 

 

 

 

Discs

 

2

1

1

 

 

 

 

Cache (Mbytes)

8

 

 

 

 

 

 

Recording density in BPI (bits/inch max)

1,337k

 

 

 

 

 

 

Track density TPI (tracks/inch max)

191.5k

 

 

 

 

 

 

Areal density (Gbits/inch2 max)

253

 

 

Spindle speed (RPM)

5,400

 

 

 

 

 

 

Internal transfer rate (Mbits/sec max)

830

 

 

 

 

 

 

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

3.0

 

 

 

 

 

ATA data-transfer modes supported

SATA 1.5/3.0, Serial ATA Revision 2.6

 

 

 

PIO modes 0–4

 

 

 

 

Multiword DMA modes 0–2

 

 

 

 

Ultra DMA modes 0–6

 

 

 

 

 

 

Height (max)

 

9.5 +/- 0.2 mm (0.374 +/- .0078 inches)

 

 

 

 

 

Width (max)

 

69.85 +/- 0.249 mm (2.75 +/- 0.0098 inches)

 

 

 

 

 

Length (max)

 

100.33 +/- 0.25 mm (3.95 +/- 0.010 inches)

 

 

 

 

 

Weight (typical)

98 grams (0.212 lb)

93 grams (0.205 lb)

 

 

 

 

 

Average latency (msec)

5.6

 

 

 

 

 

 

Power-on to ready (sec typical)

3.4

 

 

 

 

 

 

Standby to ready (sec typical)

3.2

 

 

 

 

 

 

Track-to-track seek time, read (msec typical)

1.5

 

 

 

 

 

 

Average seek, read (msec typical)

11.0

 

 

 

 

 

 

Full-stroke seek, read (msec)

24 (typical)

 

 

 

 

 

 

Startup current, +5V (max)

1.0 amps

 

 

 

 

 

 

Seek power (typical)

2.0 watts

 

 

 

 

 

Read/write power (typical)

Read: 1.6 watts; Write: 1.9 watts

 

 

 

 

 

 

Momentus 5400 FDE.3 SATA Product Manual, Rev. A

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Contents ST9320322AS ST9160312AS ST9120312AS Momentus 5400 FDE.3 SataPage Contents Compatibility summary Seagate Technology support servicesSerial ATA interface List of Figures Page System requirements IntroductionFDE benefits Security feature matrixFDE drive feature list About Momentus 5400 FDE.3 Sata disc drivesDrive state upon shipment Momentus 5400 FDE.3 Sata Product Manual, Rev. a Specification 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 organizationTime to ready Typical Max @ 25C Seek timeStart/stop times Typical seek times msec ReadPower specifications Voltage tolerance Typical current profileDeferred spinup Conducted noiseIdle mode Power-management modesPower management modes Active modeEnvironmental specifications Vibration ShockOperating shock Nonoperating shockIdle Performance seek AcousticsElectromagnetic immunity Test for Prominent Discrete Tones PDTsAgency certification Safety certificationMeasurement type Specification ReliabilityFCC verification Korean RRLAustralian C-Tick N176 China Restriction of Hazardous Substances RoHS Directive Environmental protectionEuropean Union Restriction of Hazardous Substances RoHS Handling and static-discharge precautions Configuring and mounting the driveSerial ATA cables and connectors Configuring the driveDrive mounting Mounting dimensionsMomentus 5400 FDE.3 Sata drive label example Drive integrationConsumer usage Security Erase--ATA security commandsDrive installation Secure Erase procedureDrive State after Secure Erase Segment Pin Function Definition Serial ATA connector pin definitionsSignal Serial ATA interfacePin Function Definition ATA Security policy exceptionsATA Security Erase Unit bits Word ContentIdent Value BIT set Bit Description DriveTrust Mode supportDriveTrust Identify Full Disc Encryption Identify Full Disc Encryption supportNormal Commands Supported ATA commandsSupported commands Read LOG EXT SET MAX Freeze Lock ATA Security API DriveTrust Security API Code Command Locked Unlocked FrozenWord Description Value Identify Device commandXx07H Bit Word Description if bit is set to Bit WordSet Features command values Set Features commandCode in features register A.R.T. command 7 S.M.A.R.T. commandsM.A.R.T. commands Tested Bios versions with Windows XP SP2 Installation considerationsSystem Compatibility using WIndows XP SP2 Bios versions tested in ATA Security modeAMD Phoenix Award Dell AMI VVPGI635 DriveTrust compatibility verification DriveTrust compatibility BiosTian YI F30A ATA ICH8M HP-BPC Manufacturer Version/Release Compatibility test configurationsOperating system versions tested Supported operating systemsTechnical Support Seagate Technology support servicesInternet Presales SupportData Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Index ITE TPI Momentus 5400 FDE.3 Sata Product Manual, Rev. a Page Seagate Technology LLC

ST9120312AS, ST9160312AS, ST9320322AS specifications

The Seagate ST9320322AS, ST9160312AS, and ST9120312AS are hard disk drives (HDDs) designed for reliable storage solutions in various computing environments. These drives belong to the Barracuda line, known for their high performance and robust features.

The ST9320322AS is a 320GB, 2.5-inch SATA hard drive that operates at a speed of 7200 RPM. It has a 16MB cache buffer, enhancing data access speeds and allowing for efficient multi-tasking. This drive is particularly suitable for laptops, external drives, and other applications requiring high-capacity storage paired with portability. Its low power consumption makes it an ideal choice for mobile systems, contributing to longer battery life.

On the other hand, the ST9160312AS is a 160GB version, also a 2.5-inch SATA HDD running at 7200 RPM. Like the ST9320322AS, it features a 16MB cache, which optimizes performance for everyday computing tasks. This model is often utilized in gaming consoles and entry-level laptops, offering a balance of performance and affordability. With a height of only 9.5mm, it is designed to fit in ultrathin laptops while providing ample storage space for user data, applications, and multimedia files.

The ST9120312AS further reduces storage capacity to 120GB, while maintaining the same rotational speed of 7200 RPM. This HDD is designed for users looking for reliable, cost-effective storage solutions without compromising on performance. Like its counterparts, it features a 16MB cache and operates efficiently, making it suitable for applications that require moderate data storage, such as basic computing tasks and media storage.

All three models leverage Seagate’s advanced recording technology, which enhances data integrity and reliability. They also incorporate sophisticated error recovery tools that help prevent data loss, ensuring longevity and durability under various operating conditions. These drives support the SATA interface, which provides high-speed data transfer rates, making them compatible with a wide range of computing devices.

In conclusion, the Seagate ST9320322AS, ST9160312AS, and ST9120312AS hard drives represent a strong selection for users in need of reliable, efficient, and compact storage solutions. With their combination of high performance, energy efficiency, and advanced technologies, they continue to serve a vital role in modern computing architectures.
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