Hitachi HDS721025CLA682 Computer Drive User Manual


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1
One GB is equal to one billion bytes and one TB equals 1,000GB
(one trillion bytes) when referring to hard drive capacity. Accessible
capacity may be less.
2
Portion of buffer capacity used for drive firmware
3
Intended for low duty cycle, non mission-critical applications in PC,
nearline, and consumer electronics environments, which may vary
from application to application. Note that customer environments may
vary from application to application.
Specifications
How to read the Deskstar model number
HDS721010CLA332 = 1TB, 32MB buffer
H
= Hitachi
D = Deskstar
S = Standard model
72 = 7200 RPM
10 = Full capacity—1TB
10 = Capacity this model, 10 =1TB
(75 = 750GB, 64 = 640GB, 50 = 500GB,
32 = 320GB, 25 = 250GB, 16 = 160GB)
C
= Generation code
L = 26.1mm z-height
A3 = Interface, SATA 3Gb/s (A6 = SATA 6Gb/s)
3 = 32MB buffer (6 = 16MB, 8 = 8MB)
2 = Reserved
Information and Technical Support
www.hitachigst.com (Main Web site)
www.hitachigst.com/partners (Partner Web site
)
North America
support_usa@hitachigst.com
Toll free: 1 888 426-5214, Direct: 1 507 322-2370
Asia Pacic
support_ap@hitachigst.com / 65 6840 9595
EMEA and UK
support_uk@hitachigst.com / 44 20 7133 0032
Germany
support_uk@hitachigst.com / 49 6929 993601
Program Support
Partners First™ Program
channelpartners@hitachigst.com
Hitachi quality and service
All Hitachi hard drives are designed to the
highest quality standards with field-proven
components. They are backed by Hitachi’s
worldwide technical support and integration
services, enabling customers around the globe
to bring their products to market quickly.
Hitachi Global Storage Technologies trademarks are intended and authorized for use only in countries and jurisdictions in which Hitachi
Global Storage Technologies has obtained the rights to use, market and advertise the brand. Contact Hitachi Global Storage Technologies
for additional information. Hitachi Global Storage Technologies shall not be liable to third parties for unauthorized use of this document or
unauthorized use of its trademarks.
References in this publication to Hitachi Global Storage Technologies’ products, programs or services do not imply that Hitachi Global
Storage Technologies intends to make these available in all countries in which it operates.
Product specifications provided are sample specifications and do not constitute a warranty. Information is true as of the date of
publication and is subject to change. Actual specifications for unique part numbers may vary. Please visit the Support section of our
website, www.hitachigst.com/support, for additional information on product specifications. Photographs may show design models.
© 2011 Hitachi Global Storage Technologies
Hitachi Global Storage Technologies
3403 Yerba Buena Road
San Jose, CA 95135 USA
Produced in the United States 8/09. Revised 9/09, 11/09, 8/11.
All rights reserved.
Deskstar™, HiVERT™ and Partners First™ are trademarks of
Hitachi Global Storage Technologies. ENERGY STAR
®
is a registered
mark of the United States Environmental Protection Agency.
The EcoTrac symbol identifies Hitachi hard drives that deliver on
the principles of lower operating costs, safer product disposal and
a more sustainable environment.
DSDS7210C09EN-04
Deskstar
™
7K1000.C
Model(s)
HDS721010CLA332
HDS721075CLA332
HDS721064CLA332
HDS721050CLA362
HDS721032CLA362
HDS721025CLA382
HDS721016CLA382
HDS721010CLA632
HDS721075CLA632
HDS721064CLA632
HDS721050CLA662
HDS721032CLA662
HDS721025CLA682
HDS721016CLA682
Conguration
Interface
SATA 3Gb/s SATA 6Gb/s
Capacity (GB)
1
1TB / 750 / 640 / 500 / 320 / 250 / 160
Max. areal density (Gbits/sq. in.)
350
Performance
Data buffer (MB)
2
32 / 32 / 32 / 16 / 16 / 8 / 8
Rotational speed (RPM)
7200
Media transfer rate (Mbits/s, max)
1546
Interface transfer rate (MB/s, max)
300 600
Reliability
Error rate (non-recoverable, bits read)
1 in 10
14
Load/unloadcycles(at40˚
C)
300,000
Availability
3
(hrs/day x days/wk)
24x7
Acoustics
Idle (Bels, typical)
1TB / 750GB / 640GB
500GB / 320GB / 250GB / 160GB
2.4
2.5
Power
Requirement
+5 VDC (+/-5%)
+12 VDC (+/-10%)
Startup current (A, max.)
1.5 (+5V), 2.0 (+12V)
Idle (W)
1TB /
750GB / 640GB
500GB / 320GB / 250GB / 160GB
4.4
3.6
Physical size
z-height (mm)
26.1
Dimensions (width x depth, mm)
101.6 (+/-0.25) x 147
Weight (typical, g, max.)
1TB / 750GB / 640GB
500GB / 320GB / 250GB / 160GB
680
400
Environmental (operating)
Ambient temperature
0
o
to 60
o
C
Relative humidity (non-condensing)
8% to 90%
Shock (half-sine wave)
70
Vibration, random (G RMS 5 to 500 Hz)
0.67 (XYZ)
Environmental (non-operating)
Ambient temperature
-40
o
to 70
o
C
Relative humidity (non-condensing)
5% to 95%
Shock (half-sine wave, G (2ms))
350
Vibration, random (G RMS 2 to 200 Hz)
1.04 (XYZ)
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