Seagate Momentus 500GB ST9500325ASG-25PK Scheda Tecnica

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ST9500325ASG-25PK
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Momentus
®
The world’s most feature-rich 2.5-inch drive 
for laptops and external enclosures
 
AMERICAS 
Seagate Technology LLC   920 Disc Drive, Scotts Valley, California 95066, United States, 831-438-6550
 
ASIA/PACIFIC 
Seagate Singapore International Headquarters Pte. Ltd.   7000 Ang Mo Kio Avenue 5, Singapore 569877, 65-6485-3888
 EUROPE, MIDDLE EAST AND AFRICA 
Seagate Technology SAS   16–18 rue de Dôme, 92100 Boulogne-Billancourt, France, 33 1-4186 10 00
© 2009 Seagate Technology LLC. All rights reserved. Printed in USA. Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and/
or other countries. G-Force Protection, Momentus, QuietStep and Seagate Secure are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States
and/ or other countries. All other trademarks or registered trademarks are the property of their respective owners. When referring to drive capacity, one gigabyte, or GB, equals one billion bytes and one
terabyte, or TB, equals one trillion bytes. Your computer’s operating system may use a different standard of measurement and report a lower capacity. In addition, some of the listed capacity is used for formatting
and other functions, and thus will not be available for data storage. The export or re-export of hardware or software containing encryption may be regulated by the U.S. Department of Commerce, Bureau of
Industry and Security (for more information, visit www.bis.doc.gov). Seagate reserves the right to change, without notice, product offerings or specifications. DS1701.1-0911US, November 2009
Momentus 5400 Drives
Momentus 7200 Drives
Feature Options
640GB
1
500GB
1
320GB
1
250GB
1
160GB
1
500GB
1
320GB
1
250GB
1
160GB
1
Standard Models
ST9640320AS
ST9500325AS
ST9320325AS
ST9250315AS
ST9160314AS
ST9500420AS
ST9320423AS
ST9250410AS
ST9160412AS
Free-Fall Sensor Models
 
ST9500325ASG
2
 
 
 
ST9500420ASG
2
 
ST9250410ASG
2
 
FDE Models
 
ST9500327AS
 
ST9250317AS
 
ST9500421AS
 
ST9250411AS
 
FDE FIPS 140-2 Models
 
 
 
 
 
ST9500422AS
3
 
ST9250412AS
3
 
Interface
SATA 3Gb/s NCQ
SATA 3Gb/s NCQ
SATA 3Gb/s NCQ
SATA 3Gb/s NCQ
SATA 3Gb/s NCQ
SATA 3Gb/s NCQ
SATA 3Gb/s NCQ
SATA 3Gb/s NCQ
SATA 3Gb/s NCQ
Cache (MB)
8
8
8
8
8
16
16
16
16
Configuration
Bytes per Sector
512
512
512
512
512
512
512
512
512
Reliability/Data Integrity
Head-Rest Method
Quiet Step™
Ramp Load
Quiet Step
Ramp Load
Quiet Step
Ramp Load
Quiet Step
Ramp Load
Quiet Step
Ramp Load
Quiet Step
Ramp Load
Quiet Step
Ramp Load
Quiet Step
Ramp Load
Quiet Step
Ramp Load
Load/Unload Cycles
>600,000
>600,000
>600,000
>600,000
>600,000
>600,000
>600,000
>600,000
>600,000
Nonrecoverable Read Errors 
per Bits Read
1 per 10E14
1 per 10E14
1 per 10E14
1 per 10E14
1 per 10E14
1 per 10E14
1 per 10E14
1 per 10E14
1 per 10E14
Annualized Failure Rate (AFR)
0.48%
0.48%
0.48%
0.48%
0.48%
 0.50%
0.50%
0.50%
0.50%
Power Management
Power (W)
    Seek, Typical
1.3
1.54
1.54
1.54
1.54
1.554
1.554
1.554
1.554
    Idle, Typical
0.68
0.81
0.81
0.81
0.81
0.67
0.67
0.67
0.67
Environmental
Temperature (°C)
    Operating
    Nonoperating
 
0 to 60
−40 to 70
 
0 to 60
−40 to 70
 
0 to 60
−40 to 70
 
0 to 60
−40 to 70
 
0 to 60
−40 to 70
 
0 to 60
−40 to 70
 
0 to 60
−40 to 70
 
0 to 60
−40 to 70
 
0 to 60
−40 to 70
Shock (Gs)
    Operating: 2ms
    Nonoperating: 1ms
350
1000
350
1000
350
1000
350
1000
350
1000
350
1000
350
1000
350
1000
350
1000
Acoustics (bels—sound power)
    Idle, Typical
    Seek, Typical
2.3
2.6
2.4
2.6
2.4
2.6
2.4
2.6
2.4
2.6
2.3
2.5
2.3
2.5
2.3
2.5
2.3
2.5
Physical
Height (in/mm)
0.374/9.5
0.374/9.5
0.374/9.5
0.374/9.5
0.374/9.5
0.370/9.5
0.370/9.5
0.370/9.5
0.370/9.5
Width (in/mm)
 2.75/69.85
2.75/69.85
2.75/69.85
2.75/69.85
2.75/69.85
2.75/69.85
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
3.957/100.5
3.957/100.5
3.951/100.35
3.951/100.35
3.951/100.35
3.951/100.35
Weight (lb/g)
 0.218/98.8
0.218/98.8
0.218/98.8
0.218/98.8
0.218/98.8
0.238/110
0.238/110
0.227/105
0.227/105
www.seagate.com
1-800-SEAGATE (1-800-732-4283)
1 One gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion bytes when referring to drive capacity. 
2 Drive with G-Force Protection™ feature 
3 Certification will be finalized in January, 2010; drives are currently shipping.