Seagate ST3250310AS, ST3120215AS manual Electromagnetic immunity, Radio frequency environments

Page 42

2.11Electromagnetic immunity

When properly installed in a representative host system, the drive operates without errors or degradation in performance when subjected to the radio frequency (RF) environments defined in the following table:

Table 14: Radio frequency environments

Test

Description

Performance level

Reference standard

 

 

 

 

Electrostatic

Contact, HCP, VCP: ± 4 kV; Air: ± 8 kV

B

EN 61000-4-2: 95

discharge

 

 

 

Radiated RF

80 to 1,000 MHz, 3 V/m,

A

EN 61000-4-3: 96

immunity

80% AM with 1 kHz sine

 

ENV 50204: 95

 

900 MHz, 3 V/m, 50% pulse modulation @ 200 Hz

 

 

Electrical fast

± 1 kV on AC mains, ± 0.5 kV on external I/O

B

EN 61000-4-4: 95

transient

 

 

 

Surge immunity

± 1 kV differential, ± 2 kV common, AC mains

B

EN 61000-4-5: 95

 

 

 

 

Conducted RF

150 kHz to 80 MHz, 3 Vrms, 80% AM with 1 kHz sine

A

EN 61000-4-6: 97

immunity

 

 

 

Voltage dips,

0% open, 5 seconds

C

EN 61000-4-11: 94

interrupts

0% short, 5 seconds

C

 

 

40%, 0.10 seconds

C

 

 

70%, 0.01 seconds

B

 

36

Barracuda 7200.10 Serial ATA Product Manual, Rev. K

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Contents Barracuda 7200.10 Serial ATA Evision history Revision Date Sheets affected or commentsContents Barracuda 7200.10 Serial ATA Product Manual, Rev. K List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tablesDrive specifications summary for 750 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for 500 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for 400 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for 320 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for 300 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for 250 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for the 200 Gbyte mode To access the following web Drive specifications summary for the 160 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for the 120 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for the 80 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Drive specifications summary for the 40 Gbyte models Barracuda 7200.10 Serial ATA Product Manual, Rev. K Formatted capacity Default logical geometryLBA mode Cylinders Read/write heads Sectors per track 16,383Recording and interface technology Model capacity 750 500 400 320 300Model capacity 160 120 Physical characteristics Seek time Start/stop timesPower specifications Typical current profiles Conducted noiseVoltage tolerance Idle mode Power-management modesActive mode Sleep modeEnvironmental specifications Vibration Nonoperating shock 2 Disc models4 Disc models Operating vibrationTest for Prominent Discrete Tones PDTs AcousticsFluid Dynamic Bearing FDB motor acoustics Idle SeekElectromagnetic immunity Radio frequency environmentsTest Description Performance level Reference standard Agency certification Safety certificationReliability Electromagnetic compatibilityKorean RRL Australian C-Tick N176FCC verification Environmental protection Corrosive environmentChina Restriction of Hazardous Substances RoHS Directive Barracuda 7200.10 Serial ATA Product Manual, Rev. K Configuring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsDrive mounting Barracuda 7200.10 Serial ATA Product Manual, Rev. K 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 F4H Identify Device command Word Description ValueXx07H 100 Description if bit is set to Bit Word Bit WordSet Features command Set Features command values3 S.M.A.R.T. commands M.A.R.T. commandsCode in features register A.R.T. command Presales Support Seagate Technology support servicesInternet Technical SupportWarranty Service Data Recovery Services Authorized Service CentersData Recovery Services Call Center Toll-free Direct dial Index ITE Page Barracuda 7200.10 Serial ATA Product Manual, Rev. K Page Disc Drive, Scotts Valley, California 95066-4544, USA
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ST3200820AS, ST3300820AS, ST3300620AS, ST3500641ASRK, ST3400820AS specifications

The Seagate ST3250310AS and ST3250410AS are notable hard drives that belong to the Barracuda series, known for their value and performance in the consumer and business sectors. These drives, featuring SATA interface technology, are especially popular among users seeking reliable storage solutions for desktops and personal computers.

The ST3250310AS model comes with a storage capacity of 250 GB, while the ST3250410AS offers an increased capacity of 400 GB. Both models are designed with a standard 3.5-inch form factor, making them compatible with most PC enclosures. The drives are equipped with a 7200 RPM rotational speed, which provides enhanced data access times and improved overall performance compared to slower drives.

One of the key features of these devices is their utilization of the SATA 3.0 interface, allowing for data transfer rates of up to 3 Gbps. This interface enhances the drive's performance when paired with compatible motherboards and systems. Additionally, the drives are equipped with a 16 MB buffer, which assists in improving the efficiency of the read and write operations, particularly during tasks that require frequent data access.

Seagate's Advanced Format technology is another characteristic of the ST3250310AS and ST3250410AS. This technology uses larger sector sizes, which allows for more efficient storage of data, resulting in increased capacity and potentially improved reliability. Furthermore, the drives come with a mean time between failures (MTBF) rating of about 1,000,000 hours, signifying their robust build quality designed for durability in varied computing environments.

The hard drives also leverage Seagate's SmartAlign technology, facilitating the drive's operation with Advanced Format hard drives seamlessly. The drives are compatible with various operating systems and are particularly suited for applications requiring high data availability and fast retrieval, such as gaming and media storage.

In summary, the Seagate ST3250310AS and ST3250410AS hard drives are solid options for users looking for dependable, high-performance storage solutions. Their blend of reliability, speed, and efficiency makes them suitable for a variety of applications, from personal computing to small business use. With their combination of advanced technologies and user-friendly characteristics, these drives stand out as capable choices for enhancing computer storage capabilities.
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