Hgst Quality and Service

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

How to read the Travelstar model number

HTS543232A7A364 = 320GB, SATA 3Gb/s

H = HGST

T = Travelstar

S= Standard (vs E for Enhanced Availability)

72 = 7200 RPM

32 = Full capacity — 320GB

32 = Capacity this model, 32 = 320GB

(25 = 250GB, 16 = 160GB)

A= Generation code

7 = 7mm z-height

A3 = SATA 3Gb/s

16 = 16MB cache

4= No encryption (1 = Bulk data encryption, 5 = TCG Opal Encryption)

Information and Technical Support

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

North America

support_usa@hgst.com

Toll free: 1 888 426-5214, Direct: 1 408 717-8087

Asia Pacific

support_ap@hgst.com / 65 6840 9595

EMEA and UK

support_uk@hgst.com / 44 20 7133 0032

Germany

support_uk@hgst.com / 49 6929 993601

Program Support

Partners First Program channelpartners@hgst.com

1One GB is equal to one billion bytes when referring to hard drive capacity. Accessible capacity will vary depending on the operat- ing environment and formatting.

2Portion of buffer used for firmware

3Excludes command overhead

4Designed for low duty cycle, non mission-critical applications in PC, nearline and consumer electronics environments, which vary application to application

Travelstar™ Z7K320

Specifications	Standard Models	EA Models

Models	HTS723232A7A364	HTE723232A7A364
	HTS723232A7A361	HTE723225A7A364
	HTS723232A7A365
	HTS723225A7A364
	HTS723225A7A361
	HTS723225A7A365
	HTS723216A7A364
	HTS723216A7A361
	HTS723216A7A365
Configuration
Interface	SATA 3Gb/s	f

Capacity (GB)1	320 / 250 / 160	320 / 250
Sector size (bytes)	512	f

Recording zones	24	f

Aerial density (Gbit/sq.in, max)	477	f
Performance
Data buffer (MB)2	16	f
Rotational speed (RPM)	7200	f

Latency average (ms)	4.2	f

Media transfer rate (Mbits/s, max)	1334	f

Interface transfer rate (MB/s)	300	f

Seek time
Average (typical) ms (read)3	13	f
Track to track (typical) ms (read)	1	f

Full stroke (typical) ms (read)	25	f

Reliability
Load/Unload cycle	600,000	f
Power on hours (POH) per month	N/A	730
Availability4	N/A	24x7
Power
Requirement	+5VDC (+-5%)	f
Dissipation (typical)
Startup (W, peak, max)	5.5	f

Seek (W, average)	2.1	f

Read/Write (W, average)	1.8	f

Performance idle (W, average)	1.7	f Idle (Avg.)
Active idle (W, average)	1.0	N/A
Low power idle (W, average)	0.8	N/A
Standby (W, average)	0.2	f
Sleep	0.1	f

Physical size

Height (mm, max)	7	f

Dimensions (width x depth, mm)	70 x 100	f

Weight (g, max)	95	f
Environmental (operating)
Shock (half-sine wave)	400G/2ms, 225G/1ms	f
Ambient temperature	0° to 60° C	f

Environmental (non-operating)

Shock (half-sine wave)	1000G/1 ms	f

Ambient temperature	-40° to 65° C	f

Acoustics (A-weighted sound power)
Idle (Bels, typical)	2.3	f
Seek (Bels, typical)	2.4	f

© 2012 HGST, a Western Digital company, 3403 Yerba Buena Road, San Jose, CA 95135 USA. Produced in the United States 5/10, rev. 11/10, 3/11, 9/12. All rights reserved. Travelstar and Truetrack are trademarks of HGST, a Western Digital company.

The EcoTrac symbol identifies HGST hard drives that deliver on the principles of lower operating costs, safer product disposal and a more sustainable environment.

HGST trademarks are intended and authorized for use only in countries and jurisdictions in which HGST has obtained the rights to use, market and advertise the brand. 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 HGST for additional information. HGST shall not be liable to third parties for unauthorized use of this document or unauthorized use of its trademarks.

References in this publication to HGST’s products, programs, or services do not imply that HGST 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.hgst.com/support, for additional information on product specifications. Photographs may show design models.

DSTZ723210EN-04

HTS723225A7A364, HTS723216A7A364, HTS723216A7A361, HTE723225A7A364, HTE723232A7A364 specifications

The Hitachi HTS723225A7A361, HTS723216A7A365, HTE723232A7A364, HTS723225A7A364, and HTS723216A7A361 are part of the Hitachi Travelstar line of hard disk drives (HDDs), known for their reliability and performance in various computing environments. These drives are designed largely for mobile and desktop applications, making them suitable for laptops, external storage solutions, and all-in-one PCs.

A standout feature of these drives is their capacity, with the HTS723225A7A361 and HTS723225A7A364 offering a substantial 250 GB of storage, while the HTS723216A7A365 and HTS723216A7A361 provide 160 GB. This amount of storage makes them ideal for users who need to store large amounts of data, including multimedia files, applications, and system backups.

In terms of performance, these drives have a spindle speed of 5400 RPM, which balances speed and efficiency. While 7200 RPM drives may offer faster data access times, the 5400 RPM models are often preferred in mobile applications due to their reduced power consumption and heat generation. This energy-efficient design not only extends battery life in portable devices but also contributes to a quieter operation.

One of the key protective features incorporated in these Hitachi models is the Shock Sensor technology. This innovative feature detects sudden shocks or impacts and temporarily locks the drive's read/write heads, preventing potential data loss or physical damage. Additionally, the drives employ Advanced Format technology, which enhances data integrity and increases storage capacity by effectively utilizing sectors.

The Hitachi HDDs also implement a S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) system that continually monitors the drive’s health status and alerts users to potential issues before they lead to failure. This proactive approach is vital for maintaining data security, especially in environments where data integrity is crucial.

Moreover, these drives are designed with a focus on broad compatibility, making them suitable for a range of operating systems and devices, from laptops to gaming consoles. Their durability, combined with a design that minimizes power consumption, makes the Hitachi HTS723 series a favored choice among both consumers and professionals.

In conclusion, the Hitachi HTS723225A7A361, HTS723216A7A365, HTE723232A7A364, HTS723225A7A364, and HTS723216A7A361 hard drives are excellent choices for users prioritizing performance, capacity, and reliability. With features designed to safeguard data integrity, these drives continue to play a significant role in data storage solutions.