HGST Deskstar 7K1000 750 GB SATA 3.0 Gb/s 20pk 0A34192-20PK Fascicule

drive selection, evaluation and optimization, 
integration and design-in consulting, software 
compatibility assessment, performance profiling, 
problem analysis and reliability consulting.

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 techni-
cal support and integration services, enabling 
global customers to bring their products to 
market quickly.

References in this publications 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 pub-
lication 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.

Interface

Serial ATA 3.0 Gb/s

Capacity

1

750 GB

1 TB

Sector size

512 bytes

Disks/heads

4/8

5/10

Data buffer

2

32 MB

Rotational speed

7200 RPM

Media transfer rate (max)

1070 Mb/s

Interface transfer rate (max)

300 MB/s

Latency

4.17 ms (average, 7200 RPM)

Seek time

3

8.5 ms read (typical), 9.2 ms write (typical)

Silent-seek time

3

14 ms read (typical), 15 ms write (typical)

Error rate (non-recoverable)

1 per 1.0 E15 bits transferred

Load/unload cycles (at 40°C)

50,000

Warranty

3 years

Supply

+5 VDC (+/- 5%), +12 VDC (+10% / -8%)

Start up current (max)

2.0 A (+12V), 1.2 A (+5V) 

Random read/write (average)

12.8 W

13.6 W

Silent read/write (average)

9.9 W

10.8 W

Idle (average)

8.1 W

9.0 W

Unload idle

6.4 W

6.9 W

Low RPM idle

4.3 W

4.5 W

Idle

2.9  bels (typical)

Silent seek, Seek

3.0  bels (typical), 3.2 bels (typical)

Physical
Dimensions

H (26.1 mm) x W (101.6 mm) x  D (147 mm)

Weight (max)

700 g

Temperature

5 to 60 °C operating, -40 to 70 °C non-operating

Relative humidity (non-condensing)

8 to 90% operating, 5 to 95% non-operating

Shock (half sine wave)

70 G/2 ms pulse operating, 300 G/1 ms pulse non-operating

Vibration (random) (RMS)

0.67 G horizontal, 0.56 G vertical operating, 1.04 G XYZ non-operating

RoHS

4

 compliant

yes

1

 GB equals one billion bytes when referring to hard drive capacity; accessible capacity may be less.

2

 Buffer capacity includes 270 or less KB used for drive firmware.

3

 Does not include command overhead.

4

 RoHS refers to the European Union Directive 2002/95/EC on the restriction of certain hazardous substances in  electrical and electronic equipment.

Specific application environments such as temperature and duty cycle will affect the overall reliability rates. 
For specific application environment reliability rates, please consult Hitachi technical support.

Deskstar

®

 is a registered trademark of Hitachi Global Storage 

Technologies in the US and other countries. 

© 2007 Hitachi Global Storage Technologies
Hitachi Global Storage Technologies
3403 Yerba Buena Drive
San Jose, CA 95135 USA

Produced in the United States 12/06. Revised 2/07. 
All rights reserved.

North America 
support_usa@hitachigst.com / 1 888 426-5214

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

Deskstar 7K1000 Specifications