
Momentus® 5400.5
Durable mobility—anywhere, anytime
Specifications 320 GB1160 GB180 GB1
Model Number ST9320320AS
ST9320320ASG
ST9160310AS
ST9160310ASG
ST980310AS
ST980310ASG
Interface SATA 3Gb/s NCQ SATA 3Gb/s NCQ SATA 3Gb/s NCQ
Performance
Transfer Rate (MB/s)
Sustained Internal
Maximum External
61.3
300
60.3
300
60.3
300
Cache (MB) 888
Average Latency (ms) 5.56 5.56 5.56
Spindle Speed (RPM) 5400 5400 5400
Configuration/Organization
Disks/Heads 2/4 1/2 1/1
Bytes per Sector 512 512 512
Reliability/Data Integrity
Head-Rest Method QuietStep™
Ramp Load
QuietStep
Ramp Load
QuietStep
Ramp Load
G-Force Protection Available Available Available
Load/Unload Cycles >600,000 >600,000 >600,000
Nonrecoverable Read Errors per Bits Read 1 per 10E14 1 per 10E14 1 per 10E14
Annualized Failure Rate (AFR) 0.48% 0.48% 0.48%
Mean Time Before Failure (hrs) 500,000 500,000 500,000
Power Management
Startup Current 5v (amps max) 1.0 1.0 1.0
Power Management (W)
Seek Avg
Read/Write Avg
Idle/Standby Avg
1.3
1.6
0.685/0.205
1.3
1.6
0.685/0.205
1.3
1.6
0.685/0.205
Environmental
Temperature
Operating (°C)
Nonoperating (°C)
0 to 60
–40 to 70
0 to 60
–40 to 70
0 to 60
–40 to 70
Shock (Gs)
Operating: 2 ms
Nonoperating: 1 ms
350
1000
350
1000
350
1000
Acoustics (bels—sound power, typical)
Idle
Seek
2.3
2.6
2.3
2.6
2.3
2.6
Physical
Height (in/mm) 0.374/9.5 0.374/9.5 0.374/9.5
Width (in/mm) 2.75/69.85 2.75/69.85 2.75/69.85
Depth (in/mm) 3.957/100.5 3.957/100.5 3.957/100.5
Weight (lb/g) 0.243/110 0.217/98.5 0.205/93
G-Force Protection
Whenalaptopisdropped,themostcatastrophicdamage
totheharddriveoccurswhentheheadscrapesacrossthe
surfaceofthedisk,causingpotentialdataloss.G-Force
Protection,anoptionaldropsensor,protectstheMomentus
5400.5driveagainstshockbysensingwhenthesystemisin
afree-fallstate,movingtheheadsofftheplatterandlocking
theminplace—allwithinthree-tenthsofasecond.
Seagate Global Customer Support
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questions.
• Finddocumentationforcurrentandlegacydrives.
• Utilizeouronlinetroubleshootinganddiagnostictools.
• DownloadDiscWizard™tohelpmigratedatafroman
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www.seagate.com
1-800-SEAGATE (1-800-732-4283)
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Copyright©2008SeagateTechnologyLLC.Allrightsreserved.PrintedinUSA.Seagate,SeagateTechnologyandtheWavelogoareregisteredtrademarksofSeagateTechnologyLLCintheUnitedStatesand/orothercountries.
DiscWizard,MomentusandQuietStepareeithertrademarksorregisteredtrademarksofSeagateTechnologyLLCoroneofitsafliatedcompaniesintheUnitedStatesand/orothercountries.Allothertrademarksorregistered
trademarksarethepropertyoftheirrespectiveowners.Whenreferringtoharddrivecapacity,onegigabyte,orGB,equalsonebillionbytesandoneterabyte,orTB,equalsonetrillionbytes.Yourcomputer’soperatingsystemmayuse
adifferentstandardofmeasurementandreportalowercapacity.Inaddition,someofthelistedcapacityisusedforformattingandotherfunctions,andthuswillnotbeavailablefordatastorage.Seagatereservestherighttochange,
withoutnotice,productofferingsorspecications.DS1650.2-0812US,December2008
1 One gigabyte, or GB, equals one billion bytes when referring to hard drive capacity.