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. Lower capacity models may not be available in all markets.
2 Advanced Format drive: 4K physical sectors with 512 byte emulation
3 Portion of buffer capacity used for drive firmware
4 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
HDS721010DLE630 = 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,
50 = 500GB, 32 = 320GB, 25 = 250GB)
D
= Generation code
L = 26.1mm z-height
E6 = SATA 6Gb/s
3 = 32MB buffer
0 = Reserved
Information and Technical Support
www.hitachigst.com (Main Web site)
www.hitachigst.com/AdvancedFormat
www.hitachigst.com/partners (Partner Web site)
North America
support_usa@hitachigst.com
Toll free: 1 888 426-5214, Direct: 1 408-717-8087
Asia Pacific
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 7/11. All rights reserved.
Deskstar™ and HiVERT™ are trademarks of Hitachi Global
Storage Technologies. Hitachi and Hitachi Inspire the Next logo
are trademarks of Hitachi, ,Ltd in the U.S., Japan and/or other
countries. 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.
DSDS7210D11EN-01
Deskstar
™
7K1000.D
Model(s)
HDS721010DLE630
HDS721075DLE630
HDS721050DLE630
HDS721032DLE630
HDS721025DLE630
Configuration
Interface
SATA 6Gb/s
Capacity (GB)
1
1TB / 750 / 500 / 320 / 250
Sector size (bytes)
2
512e
Max. areal density (Gbits/sq. in.)
569
Performance
Data buffer (MB)
3
32
Rotational speed (RPM)
7200
Media transfer rate (Mbits/s, max)
1822
Interface transfer rate (MB/s, max)
600
Reliability
Error rate (non-recoverable, bits read)
1 in 10
14
Load/unload cycles (at 40˚
C)
300,000
Availability
4
(hrs/day x days/wk)
24x7
Power
Requirement
+5 VDC (+/-5%)
+12 VDC (+/-10%)
Startup current (A, max.)
0.6 (+5V), 2.0 (+12V)
Idle (W, avg.)
3.7
Physical size
z-height (mm)
26.1
Dimensions (width x depth, mm, typical)
101.6 x 147
Weight (g, max.)
450
Environmental (operating)
Ambient temperature
0
o
to 60
o
C
Relative humidity (non-condensing)
8% to 90%
Shock (half-sine wave, G (2ms))
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)
Acoustics
Idle (Bels, typical)
2.5
