Seagate ST9250410ASG, ST980412ASG manual Introduction, Standard models Free Fall Protection models

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1.0Introduction

This manual describes the functional, mechanical and interface specifications for the following Seagate Momentus® 7200.4 SATA model drives:

Standard models

Free Fall Protection models

 

 

ST9500420AS

ST9500420ASG

 

 

ST9320423AS

ST9320423ASG

 

 

ST9250410AS

ST9250410ASG

 

 

ST9160412AS

ST9160412ASG

 

 

ST9120410AS

ST9120410ASG

 

 

ST980412AS

ST980412ASG

 

 

These drives provide the following key features:

7200-RPM spindle speed.

16-Mbyte buffer.

Free Fall Protection (on ST9500420ASG, ST9320423ASG, ST9250410ASG, ST9160412ASG, ST9120410ASG and ST980412ASG models only)

Quiet operation. Fluid Dynamic Bearing (FDB) motor.

High instantaneous (burst) data-transfer rates (up to 3.0 Gbits per second).

Perpendicular recording technology.

State-of-the-art cache and on-the-fly error-correction algorithms.

Native Command Queuing (NCQ) with command ordering.

Full-track multiple-sector transfer capability without local processor intervention.

1000 Gs nonoperating shock and 350 Gs of operating shock.

SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns.

The 3D Defense System™, which includes Drive Defense, Data Defense and Diagnostic Defense, offers the industry’s most comprehensive protection for disc drives.

Support for S.M.A.R.T. drive monitoring and reporting.

Support for Read Multiple and Write Multiple commands.

Momentus 7200.4 SATA Product Manual, Rev. C

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Contents Momentus 7200.4 Sata Page Contents Momentus 7200.4 Sata Product Manual, Rev. C List of Figures Page Standard models Free Fall Protection models IntroductionAbout the Serial ATA interface Specification summary table Drive specificationsDrive specifications Physical organization Default logical geometryLBA mode Formatted capacityDrive specification Physical characteristicsRecording and interface technology Typical seek times msec Read Seek timeStart/stop times Typical seek timesPower specifications Typical +5V only startup and operation current profile Typical current profileVoltage tolerance Conducted noiseIdle mode Power-management modesPower management modes Active modeEnvironmental specifications Acoustics Radio frequency environments Free Fall Protection featureElectromagnetic immunity ReliabilityAgency certification Page European Union Restriction of Hazardous Substances RoHS Environmental protectionChina Restriction of Hazardous Substances RoHS Directive Corrosive environment Handling and static-discharge precautions Configuring and mounting the driveSerial ATA cables and connectors Configuring the driveDrive mounting Mounting dimensions-top, side and end viewHot-Plug compatibility Serial ATA Sata interfacePin Function Definition Serial ATA device plug connector pin definitionsSerial ATA connector pin definitions SignalCommand name Command code in hex ATA-standard commands Supported ATA commandsCommand name Command code in hex ATA-standard security commands Identify Device commandWord Description Value XxxxH Xx7FH Description if bit is set to Bit Set Features command values Set Features commandA.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command Seagate Online Support and Services Seagate Technology support servicesIndex ITE TPI Momentus 7200.4 Sata Product Manual, Rev. C Page Seagate Technology LLC

ST903203N1A2ASRK, ST905003N1A1ASRK, ST9160412AS, ST9250410ASG, ST9160412ASG specifications

Seagate technology has long been at the forefront of data storage solutions, and its line of hard drives exemplifies the blend of reliability, performance, and storage capacity. Among these, the Seagate ST9500420AS, ST9120410ASG, ST9320423AS, ST90250N1A1ASRK, and ST980412AS stand out as quality options suitable for various computing needs.

The Seagate ST9500420AS is a 500GB 2.5-inch SATA hard drive designed primarily for laptop users. It features a rotational speed of 5400 RPM, balancing performance with energy efficiency. The adoption of Advanced Format technology enhances its sector size, allowing for improved data integrity and capacity. Additionally, the drive supports Native Command Queuing (NCQ), which can optimize the drive's performance by managing multiple commands more efficiently.

Another notable model is the ST9120410ASG, a 120GB hard drive that caters to users seeking a compact yet efficient storage solution. Primarily used in laptops and external enclosures, this drive also operates at 5400 RPM. Combining a 2.5-inch form factor with a SATA interface, it allows for swift data transfers while maintaining low power consumption, which is essential for portable devices.

The ST9320423AS is another 2.5-inch hard drive, boasting a capacity of 320GB. This drive is notable for its shock protection features, which safeguard data against physical impacts, making it ideal for mobile computing environments. Like its counterparts, it also utilizes SATA technology and operates efficiently, ensuring that users have access to reliable storage without compromising on performance.

For more specialized applications, the ST90250N1A1ASRK provides a substantial 250GB capacity in a compact form factor. Engineered for demanding environments, this drive showcases Seagate's commitment to creating robust, long-lasting products. It combines speed with durability, representing an excellent choice for systems requiring frequent read/write operations.

Finally, the ST980412AS is a 80GB variant that remains a staple for users needing reliable data storage without excessive capacity. This drive supports similar technologies as its peers, ensuring effective performance for everyday computing tasks. Its lightweight design and efficient power utilization make it suitable for both personal and professional use.

In summary, these Seagate hard drives embody a blend of advanced technologies, extensive capacities, and reliability. Whether for casual use, professional applications, or portable computing, each model offers unique features tailored to meet diverse user needs. With a history of innovation, Seagate remains a leader in the data storage sector, ensuring that users have access to high-quality solutions across the board.