Seagate 7200.8 PATA, ST3250623A, ST3300631A, ST3400632A Drive specifications for 300 Gbyte models

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Table 2:

Drive specifications for 300 Gbyte models

 

 

 

 

 

Drive specification

ST3300831A

 

ST3300631A

 

 

 

 

Formatted Gbytes (512 bytes/sector)*

300

 

300

 

 

 

 

Guaranteed sectors

586,072,368

 

586,072,368

 

 

 

 

Bytes per sector

512

 

 

 

 

 

 

Default sectors per track

63

 

 

 

 

 

 

Default read/write heads

16

 

 

 

 

 

 

Default cylinders

16,383

 

 

 

 

 

 

Recording density, BPI

763,000

 

 

(bits/in max)

 

 

 

 

 

 

 

 

Track density, TPI

120,000

 

 

(tracks/in avg.)

 

 

 

 

 

 

 

 

Areal density,

 

91,560

 

 

(Mbits/in2 avg)

 

 

 

Spindle speed (RPM)

7,200

 

 

 

 

 

 

Internal data transfer rate (Mbytes/sec max)

95

 

 

 

 

 

 

Sustained data transfer rate OD (Mbytes/sec)

65

 

 

 

 

 

 

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

100

 

 

 

 

 

ATA data-transfer modes

PIO modes 0–4

 

supported

 

Multiword DMA modes 0–2

 

 

Ultra DMA modes 0–5

 

 

 

 

 

Cache buffer

 

8 Mbytes

 

16 Mbytes

 

 

 

Height (mm max)

26.11 mm (1.028 inches)

 

 

Width (mm max)

101.85 mm (4.010 inches)

 

 

Length (mm max)

146.99 mm (5.787 inches)

 

 

 

 

Weight (max)

 

635 grams (1.39 lb.)

 

 

 

 

 

Average latency (msec)

4.16

 

 

 

 

 

Power-on to ready (sec max)

10.0 sec

 

 

 

 

Standby to ready (sec max)

10.0 sec

 

 

 

 

Track-to-track seek time (msec typical)

0.8 (read), 1.0 (write)

 

 

 

 

 

Average seek, read (msec typical)

<11.0

 

 

 

 

 

 

Average seek, write (msec typical)

<12.0

 

 

 

 

 

Startup current (typical) 12V (peak)

2.8 amps

 

 

 

 

Seek power (typical)

12.4 watts

 

 

 

 

Read/write power (typical)

12.8 watts

 

 

 

 

Idle mode (typical)

7.2 watts

 

 

 

 

Standby mode (typical)

0.8 watts

 

 

 

 

Sleep mode (typical)

0.8 watts

 

 

 

 

Voltage tolerance

5V ± 5%

 

(including noise)

12V ± 10%

 

 

 

 

 

Ambient

 

0° to 60°C (operating)

 

temperature

 

–40° to 70°C (nonoperating)

 

 

 

Temperature gradient

20°C (operating)

 

(°C per hour max)

30°C (nonoperating)

 

 

 

 

Relative humidity

5% to 90% (operating)

 

 

 

5% to 95% (nonoperating)

 

 

 

Relative humidity gradient

30% per hour max

 

 

 

 

Wet bulb temperature

37.7 (operating)

 

(°C max)

 

40 (nonoperating)

 

 

 

 

Altitude, operating

–60.96 m to 3,048 m

 

 

 

(–200 ft. to 10,000+ ft.)

 

 

 

 

 

 

6

Barracuda 7200.8 PATA Product Manual, Rev. F

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Contents Barracuda 7200.8 Pata Page Contents Barracuda 7200.8 Pata Product Manual, Rev. F List of Figures Barracuda 7200.8 Pata Product Manual, Rev. F Introduction Barracuda 7200.8 PataBarracuda 7200.8 Pata Product Manual, Rev. F Drive specifications Specification summary tableDrive specifications for 400 Gbyte models Drive specification ST3400832A ST3400632ABarracuda 7200.8 Pata Product Manual, Rev. F Drive specifications for 300 Gbyte models Drive specification ST3300831A ST3300631AFollowing web Drive specifications for 250 and 200 Gbyte models Drive specification ST3250823A ST3250623A ST3200826ABarracuda 7200.8 Pata Product Manual, Rev. F Default logical geometry LBA modeFormatted capacity Recording and interface technologyPhysical characteristics Seek timeStart/stop times Power specifications Typical current profile Conducted noiseVoltage tolerance Power-management modes Active modeIdle mode Sleep modeEnvironmental specifications Shock Operating shockNonoperating shock VibrationAcoustics Electromagnetic immunityFluid Dynamic Bearing FDB motor acoustics Radio frequency environmentsSafety certification ReliabilityAgency certification Electromagnetic compatibilityAustralian C-Tick N176 FCC verificationEnvironmental protection Corrosive environmentEuropean Union Restriction of Hazardous Substances RoHS Configuring and mounting the drive Handling and static discharge precautionsBreather filter hole precautions Breather filter hole locationJumper settings Master/slave configurationDrive as master with a non-ATA-compatible slave Cable-select optionDrive mounting Ultra ATA/100 cableMounting dimensions-top, side and end view Barracuda 7200.8 Pata Product Manual, Rev. F ATA interface signals and connector pins ATA interfaceSupported ATA commands Command name Command code in hexF4H Identify Device command Word Description ValueXx07H Description if bit is set to Bit Word Set Features command 4 S.M.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 Page TMR Barracuda 7200.8 Pata Product Manual, Rev. F Page Seagate Technology LLC