Seagate ST3160811AS, ST3120811AS, ST3120211AS Drive specifications summary for 160 Gbyte models

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Table 1:

Drive specifications summary for 160 Gbyte models

 

 

 

 

Drive specification

ST3160811AS

ST3160211AS

 

 

 

Formatted Gbytes (512 bytes/sector)*

160

 

 

 

 

 

Heads

 

2

 

 

 

 

 

Discs

 

1

 

 

 

 

Guaranteed sectors

312,581,808

 

 

 

 

Bytes per sector

512

 

 

 

 

Default sectors per track

63

 

 

 

 

Default read/write heads

16

 

 

 

 

Default cylinders

16,383

 

 

 

 

Recording density, KBPI (kbits/in max)

756.09

 

 

 

 

Track density, KTPI (ktracks/in avg.)

141.95

 

 

 

 

Areal density, (Gbits/in2 avg)

103.8

 

Spindle speed (RPM)

7,200

 

 

 

 

Internal data transfer rate (Mbits/sec max)

867.2

 

 

 

 

Sustained data transfer rate OD (Mbytes/sec max)

80

 

 

 

 

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

300

 

 

 

 

ATA data-transfer modes supported

PIO modes 0–4

 

 

 

Multiword DMA modes 0–2

 

 

 

Ultra DMA modes 0–6

 

 

 

 

 

Cache buffer

 

8 Mbytes

2 Mbytes

 

 

 

Height (mm max)

19.99 mm (0.787 inches)

 

 

 

Width (mm max)

101.6 mm (4.000 inches) +/- 0.010 inches

 

 

 

Length (mm max)

146.99 mm (5.787 inches)

 

 

 

 

 

Weight (max)

 

380 grams (0.838 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 time (msec typical)

<12.9 (read, <13.9 (write)

 

 

 

 

Startup current (typical) 12V (peak)

2.8 amps

 

 

 

 

Voltage tolerance (including noise)

5V ± 5%

 

 

 

12V ± 10%

 

 

 

 

Ambient temperature

0° to 60°C (operating)

 

 

 

–40° to 70°C (nonoperating)

 

 

 

 

Temperature gradient (°C per hour max)

20°C (operating)

 

 

 

30°C (nonoperating)

 

 

 

 

Relative humidity

5% to 90% (operating)

 

 

 

5% to 95% (nonoperating)

 

 

 

 

Relative humidity gradient

30% per hour max

 

 

 

 

Wet bulb temperature (°C max)

37.7 (operating)

 

 

 

40.0 (nonoperating)

 

 

 

 

Altitude, operating

–60.96 m to 3,048 m

 

 

 

(–200 ft. to 10,000+ ft.)

 

 

 

 

Altitude, nonoperating

–60.96 m to 12,192 m

 

(below mean sea level, max)

(–200 ft. to 40,000+ ft.)

 

 

 

 

Operational Shock (Gs max at 2 msec)

63

 

 

 

 

Non-Operational Shock (Gs max at 2 msec)

350 Gs

 

 

 

Vibration, operating

5–22 Hz: 0.25 Gs, Limited displacement

 

 

22–350 Hz: 0.5 Gs

 

 

 

350–500 Hz:: 0.25 Gs

 

 

 

 

 

4

Barracuda 7200.9 Serial ATA Product Manual, Rev. C

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Contents Barracuda 7200.9 Serial ATA Page Contents Barracuda 7200.9 Serial ATA Product Manual, Rev. C List of Figures Page Introduction About the Serial ATA interface Drive specifications Specification summary tablesDrive specifications summary for 160 Gbyte models Drive specification ST3160811AS ST3160211ASBarracuda 7200.9 Serial ATA Product Manual, Rev. C Drive specifications summary for 120 Gbyte models Drive specification ST3120811AS ST3120211ASBarracuda 7200.9 Serial ATA Product Manual, Rev. C Drive specifications summary for 80 and 40 Gbyte models Drive specification ST380811AS ST380211AS ST340211ASBarracuda 7200.9 Serial ATA Product Manual, Rev. C Formatted capacity Default logical geometryLBA mode Cylinders Read/write heads Sectors per track 16,383Physical characteristics Recording and interface technologyStart/stop times Seek timeTypical seek times msec Read Write Power specifications Conducted noise Typical current profilesVoltage tolerance Idle mode Power-management modesActive mode Sleep modeEnvironmental specifications Operating vibration AcousticsVibration Nonoperating vibrationRadio frequency environments Electromagnetic immunityReliability Test Description Performance level Reference standardElectromagnetic compatibility Safety certificationAgency certification Korean RRLFCC verification Environmental protectionEuropean Union Restriction of Hazardous Substances RoHS Corrosive environment Barracuda 7200.9 Serial ATA Product Manual, Rev. C Configuring and mounting the drive Handling and static-discharge precautionsConfiguring the drive Serial ATA cables and connectorsMounting dimensions-top, side and end view Drive mountingBarracuda 7200.9 Serial ATA Product Manual, Rev. C 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 Description if bit is set to Bit Word Bit WordSet Features command Set Features command valuesM.A.R.T. commands 3 S.M.A.R.T. commandsCode in features register A.R.T. command Barracuda 7200.9 Serial ATA Product Manual, Rev. C Presales Support Seagate Technology support servicesInternet Technical SupportData Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index RRL Sata Barracuda 7200.9 Serial ATA Product Manual, Rev. C Page Seagate Technology LLC
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