Seagate ST9120817AS, ST9250827AS, ST9200827AS, ST9160827AS manual Sata

Page 43

Read/write heads 5 Read/write power 4 read/write power and current 8 Recording density 3, 6 Recording method 6 Recording technology 6 Relative humidity 4, 11 Reliability 14

resistance 9 Retries 23 RF 13 RoHS 16 RPM 3 RRL 15

S

S.M.A.R.T.

 

24

 

 

 

 

 

S.M.A.R.T. implementation

23

Safety certification

14

 

 

SATA

6,

21

 

 

 

 

 

screws

12,

19

 

 

 

 

sector

5

 

 

 

 

 

 

 

sectors

5

 

 

 

 

 

 

 

Sectors per track

5

 

 

 

Security Disable Password

25

Security Erase Prepare

25

 

Security Erase Unit

25

 

 

Security Freeze Lock

25

 

Security Set Password

25

 

Security Unlock

25

 

 

 

Seek 23

 

 

 

 

 

 

 

seek mode

 

8

 

 

 

 

 

Seek power

4

 

 

 

 

 

Seek time

7

 

 

 

 

 

seek time

3

 

 

 

 

 

 

Seeking 8

 

 

 

 

 

 

 

Self refresh, low power

10

 

Serial ATA

6

 

 

 

 

 

Serial ATA (SATA) interface

21

serial ATA ports

2

 

 

 

servo electronics

8

 

 

 

Set Features

23

 

 

 

 

Set Max Address

23

 

 

Set Multiple Mode

24

 

 

Shock

12

 

 

 

 

 

 

 

Shock, nonoperating

4

 

 

Shock, operating

4

 

 

 

single-track seeks

7

 

 

 

Sleep

8,

24

 

 

 

 

 

Sleep mode

4,

10

 

 

 

sound power

4

 

 

 

 

 

Specification summary table

3

Spindle speed

3,

6

 

 

Spinup

8

 

 

 

 

 

 

 

spinup power 8

Standby 8, 24 Standby Immediate 24 Standby mode 4, 8, 10 Standby to Ready 7 Standby to ready 3 Start/stop times 7 Startup current 4 static-discharge 17 support services 31 Surge immunity 13 sustained transfer rate 6

T

technical support services 31 temperature 4, 7, 11 Temperature gradient 4, 11 timers 10

TPI 3

Track density 3, 6 Track-to-track seek time 3, 7 transfer rate 3, 6

TUV North America 14

U

UL 1950 14

V

Vibration 12

Vibration, nonoperating 4 Vibration, operating 4 Voltage dips, interrupts 13 Voltage tolerance 4, 9

W

Warranty

14

 

 

 

Weight

3

 

 

 

 

weight

6

 

 

4,

 

Wet bulb temperature

11

Width

3

 

 

 

 

width

6

 

 

 

 

Write Buffer

24

 

 

Write DMA

24

 

 

Write DMA Extended

24

 

Write Long with Retries 24

Write Long without Retries

24

Write Multiple

24

 

 

Write Sectors

24

 

 

Momentus 5400.4 SATA Product Manual, Rev. A

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Contents ST9250827AS ST9200827AS ST9160827AS ST9120817AS Momentus 5400.4 SataRev. a 10/23/07 Initial release Revision historyRevision Date Comments Momentus 5400.4 Sata Product Manual, Rev. a Momentus 5400.4 Sata Product Manual, Rev. a Contents Momentus 5400.4 Sata Product Manual, Rev. a List of Figures Page Introduction About the Serial ATA interface Specification summary table Drive specificationsSleep mode Cylinders Read/write heads Sectors per track 16,383 Default logical geometryLBA mode Formatted capacityRecording and interface technology Physical characteristicsDrive specification Physical organizationTypical seek times msec Read Write Seek timeStart/stop times Typical seek timesPower specifications Voltage tolerance Typical current profileDeferred spinup Conducted noiseIdle mode Power-management modesPower management modes Active modeEnvironmental specifications Vibration ShockOperating shock Nonoperating shockTest for Prominent Discrete Tones PDTs Acoustic emissionElectromagnetic immunity Drive level acousticsAgency certification Safety certificationMeasurement type Specification ReliabilityAustralian C-Tick N176 Korean RRLFCC verification Corrosive environment 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 dimensions-top, side and end viewMomentus 5400.4 Sata Product Manual, Rev. a Segment Pin Function Definition Serial ATA connector pin definitionsSignal Serial ATA Sata interfaceP10 Ground 2nd mate P11 Reserved Pin Function DefinitionCommand name Command code in hex ATA-standard commands Supported ATA commandsATA-standard security commands Command name Command code in hexMomentus 5400.4 Sata Product Manual, Rev. a Word Description Value Identify Device commandXx07H Bit Word Description if bit is set to Bit WordSet Features command values Set Features commandA.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command Technical Support Seagate Technology support servicesInternet Presales SupportData Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index ITE Sata Momentus 5400.4 Sata Product Manual, Rev. a Page Seagate Technology LLC

ST9120817AS, ST9160827AS, ST9200827AS, ST9250827AS specifications

The Seagate ST9250827AS, ST9200827AS, ST9160827AS, and ST9120817AS are notable hard drives that have made their mark in the storage industry, primarily due to their reliable performance, capacity options, and advanced technologies. Each model is tailored to meet the needs of different user scenarios, making them versatile choices for both personal and enterprise applications.

The ST9250827AS, with a capacity of 250GB, is designed for users requiring sufficient storage for general applications. Ideal for laptops and external drives, it offers a 5400 RPM spindle speed, ensuring quick access times and efficient data retrieval. The drive also incorporates Seagate’s Advanced Power Management technology, which helps extend battery life in portable devices by optimizing power consumption.

The ST9200827AS steps up with a 320GB capacity, catering to users needing increased storage for larger files, applications, and media collections. With similar 5400 RPM performance, it balances speed and energy efficiency. This model is suitable for those looking to enhance their mobile experience without sacrificing performance.

The ST9160827AS, a 160GB variant, is a compact solution for users needing a smaller footprint. It retains the energy efficiency and power management features present in the other models while delivering adequate performance for everyday computing tasks. This model is particularly suited for older machines or as a secondary drive in systems where space is at a premium.

Lastly, the ST9120817AS, with its 120GB capacity, is the smallest of the lot, perfect for basic storage needs. It’s well-suited for entry-level laptops or as a backup option for essential data. While its capacity may be limited compared to the others, it maintains the same reliability and efficiency attributed to Seagate’s technology.

All four models utilize Seagate's Drive Trust Technology, ensuring data integrity and security. They are built using Seagate's hard drive technologies that emphasize durability and reliability. These drives are also equipped with a SATA interface, facilitating fast data transfer rates and seamless integration with a wide range of computing devices.

In summary, the Seagate ST9250827AS, ST9200827AS, ST9160827AS, and ST9120817AS hard drives provide varying capacities and consistent performance, catering to diverse user requirements. Their blend of energy-efficient operation, advanced technology, and dependable storage solutions make them suitable for both personal and professional use, ensuring reliable data management across all applications.
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