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Model(s)

HTE721010G9AT00
HTE721080G9AT00
HTE721060G9AT00

HTE721010G9SA00
HTE721080G9SA00
HTE721060G9SA00

Interface

ATA-6

Serial ATA 1.5 Gb/s

Capacity (GB) 

1

100 / 80 / 60

Sector size (variable, Bytes/sector)

512

Recording zones

24

Data heads (physical)

4 / 4 / 3

Data Disks

2 / 2 / 2

Max. areal density (Gbits/sq. in.)

81 / 66 / 66

Performance

Data buffer (MB) 

2

8

Rotational speed (RPM)

7200

Latency average (ms)

4.2

Media transfer rate (Mbits/sec, max)

629 / 561 / 561  

Interface transfer rate (MB/sec, max)

100 Ultra DMA mode-5

16.6 PIO mode-4

1.5 Gb/sec

Seek time (read, typical) (avg. ms) 

10

Reliability

Load/unload

600,000

Power on hours (POH) per month

730

Availability 

(hrs/day x days/wk)

24x7

Power

Requirement

+5 VDC (+/-5%)

Startup (W, peak, max.)

5.5

Seek (W)

2.3

2.5

Read / Write (W, avg.)

2.0

2.5

Idle (W, avg.)

1.8

2.1

Standby (W, avg.)

0.2

0.4

Sleep (W)

0.1

0.2

Physical size

z-height (mm)

9.5

Dimensions (width x depth, mm)

70 x 100 

Weight (g, typ.)

115

Environmental (operating)

Ambient temperature

5

o

 to 55

C

Shock (half-sine wave)

325 G (2ms), 160 G (1ms)

Environmental (non-operating)

Ambient temperature

-40

o

 to 65

C

Shock (half-sine wave)

1000 G (1ms)

Acoustics (A-weighted sound power)

Idle (Bels, typ.)

2.6

Op (Bels, typ.)

3.3

1  One GB is equal to one billion bytes when referring to hard drive capacity. Accessible capacity may be less.

2  Upper 417KB 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 vary  
  from application to application

Specifications

How to read the Travelstar model number

HTE721010G9AT00 = 100 GB/8 MB buffer
H  = Hitachi
T  = Travelstar
E  = Enhanced Availability (vs S for Standard)
72 = 7200 RPM
10 = Full capacity — 100 GB
10 = Capacity this model, 10 =100 GB  
    (80 = 80 GB and 60 = 60 GB

)

G  = Generation code
9  = 9.5mm z-height
AT = ATA interface (SA = Serial ATA)
0  = Reserved
0  = Reserved

Information and Technical Support

www.hitachigst.com (Main Web site)
www.hitachigst.com/partners (Partner Web site

)

North America 

[email protected] 
Toll free: 1 888 426-5214, Direct: 1 507 322-2370

Asia Pacific 

[email protected] / 65 6840 9595

EMEA and UK 

[email protected] / 44 20 7133 0032

Germany 

[email protected] / 49 6929 993601

Program Support

 

Partners First™ Program 
[email protected]

Hitachi quality and service

Hitachi Travelstar mobile hard disk drives are 
designed to the highest quality standards and 
contain field-proven components. Hitachi 
provides worldwide technical support and  
integration services to enable global customers 
to bring their products to market quickly.

Hitachi drives are backed by an array of technical 
support and services, which may include 
customer and integration assistance. Hitachi is 
dedicated to providing a breadth of hard disk 
drive solutions to satisfy all of today’s demanding 
computing needs.

Hitachi Global Storage Technologies’ trademarks are authorized for use in countries and jurisdictions in which Hitachi Global Storage 
Technologies has the right to use, market and advertise the brands. The Travelstar trademark is authorized for use in the Americas, EMEA, and 
the following Asia-Pacific countries and jurisdictions: Australia, Hong Kong, Japan, New Zealand, South Korea and Taiwan. Contact Hitachi 
Global Storage Technologies for further information. Hitachi Global Storage Technologies shall not be liable to third parties for unauthorized use 
of Hitachi Global Storage Technologies 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.

© 2007 Hitachi Global Storage Technologies

Hitachi Global Storage Technologies
3403 Yerba Buena Road
San Jose, CA 95135 USA

Produced in the United States 2/05, revised 10/06, 4/07, 6/07.  
All rights reserved.

Partners First™ and Enhanced Advanced Battery Life Extender™ 
(ABLE) are trademarks of Hitachi Global Storage Technologies.

DSTE721007EN-01

Travelstar E7K100

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