Seagate 500GB SATA 6Gb/s 2.5" ST500LM021 Data Sheet
Product codes
ST500LM021
FIPS 140-2 Inside
Specifications
5400-RPM Drives
7200-RPM Drives
500GB
1
320GB
1
250GB
1
500GB
1
320GB
1
Feature Options
Model Name
formerly Momentus
®
Thin
formerly Momentus Thin
formerly Momentus Thin
Laptop Thin HDD
Laptop Thin HDD
Standard Models
ST500LT012
ST320LT012
ST250LT012
ST500LM021
ST320LM010
Self-Encrypting Drive Models
ST500LT025
—
—
—
—
Self-Encrypting Drive FIPS 140-2 Validated
ST500LT015
—
—
—
—
Interface
SATA 3Gb/s
SATA 3Gb/s
SATA 3Gb/s
SATA 6Gb/s
SATA 6Gb/s
Cache (MB)
16
16
16
32
32
Configuration/Organization
Bytes per Sector (logical/physical)
512/4096
512/4096
512/4096
512/4096
512/4096
Load/Unload Cycles
>600,000
>600,000
>600,000
>600,000
>600,000
Performance
Seek Average (ms)
12
12
12
11
11
I/O Data Transfer Rate, Max (MB/s)
600
600
600
600
600
Sustained Data Transfer Rate OD, Max (MB/s)
118.5
118.5
118.5
135
135
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
Nonrecoverable Read Errors per Bits Read, Max
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%
Power Management
Startup Power, Typical (A)
1.0
1.0
1.0
1.0
1.0
Seek, Typical (W)
1.2
1.2
1.2
1.8
1.8
Idle, Typical (W)
0.45
0.45
0.45
0.65
0.65
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
Shock (Gs)
Operating: 2ms
Nonoperating: 1ms
400
1000
400
1000
400
1000
400
1000
400
1000
Acoustics (bels—sound power)
Idle, Typical
Seek, Typical
2.0
2.2
2.0
2.2
2.0
2.2
2.3
2.4
2.3
2.4
Physical
Height (mm/in)
7.0/0.276
7.0/0.276
7.0/0.276
7.0/0.276
7.0/0.276
Width (mm/in)
70.1/2.76
70.1/2.76
70.1/2.76
70.1/2.76
70.1/2.76
Depth (mm/in)
100.55/3.959
100.55/3.959
100.55/3.959
100.55/3.959
100.55/3.959
Weight (g/lb)
95.0/0.209
95.0/0.209
95.0/0.209
95.0/0.209
95.0/0.209
Carton Unit Quantity
50
50
50
50
50
Cartons per Pallet
60
60
60
60
60
Cartons per Layer
10
10
10
10
10
AMERICAS
Seagate Technology LLC 10200 South De Anza Boulevard, Cupertino, California 95014, United States, 408-658-1000
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 du Dôme, 92100 Boulogne-Billancourt, France, 33 1-4186 10 00
© 2014 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.
Momentus, QuietStep, Seagate Secure and the Think Green logo are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and/or other countries. The
FIPS logo is a certification mark of NIST, which does not imply product endorsement by NIST, the U.S., or Canadian governments. 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.
DS1702.10.1-1402US, February 2014
Momentus, QuietStep, Seagate Secure and the Think Green logo are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and/or other countries. The
FIPS logo is a certification mark of NIST, which does not imply product endorsement by NIST, the U.S., or Canadian governments. 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.
DS1702.10.1-1402US, February 2014
1 One gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion bytes when referring to drive capacity.
Laptop Thin HDD