Standard Models HTS545050B9A300 HTS545040B9A300 HTS545032B9A300 HTS545025B9A300 HTS545016B9A300 HTS545012B9A300
BDE Option Models HTS545050B9A301 HTS545040B9A301 HTS545032B9A301 HTS545025B9A301 HTS545016B9A301 HTS545012B9A301
EA Models HTE545050B9A300 HTE545032B9A300 HTE545025B9A300 HTE545016B9A300
500 / 400 / 320 / 250 / 160 / 120
500 / 320 / 250 / 160
Sector size (bytes) Recording zones Data heads Disks Areal density (Gbit/sq.in. max,) Performance
512 24 4/4/3/2/2/1 2/2/2/1/1/1 375
Data buffer (MB)2 Rotational speed (RPM) Latency average (ms) Media transfer rate (Mbits/sec, max) Interface Transfer Rate (MB/sec, max) Seek time
8 5400 5.5 875 300
Load / unload cycle
Power on hours (POH) per month
+5 VDC (+ -5%)
4.5 1.7 1.4 1.3 0.8 0.5 0.2 0.1
Idle (avg.) N/A N/A
9.5 70 x 100 102 // 95
400G/2ms, 200G/1ms 5 to 55o C
1000G/1ms -40 to 65o C
Power Requirement Dissipation Startup (W, peak, max.) Seek (W, avg.) Read / Write (W, avg.) Performance idle (W, avg.) Active idle (W, avg.) Low power idle (W, avg.) Standby (W, avg.) Sleep (W) Physical size
z-height (mm) Dimensions (width x depth, mm) Weight (g, max,) Environmental (Operating)
Shock (half-sine wave) Ambient temperature Environmental (Non-operating) Shock (half-sine wave) Ambient temperature Acoustics (A-weighted sound power) Idle (Bels, typical) Seek (Bels, typical)
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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.
Average (typical) ms (read)3 Track to track (typical) ms (read)
Full stroke (typical) ms (read) Reliability
12 1 20
Hitachi quality and service
Hitachi Travelstar 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.
How to read the Travelstar model number HTS545050B9A300 = 500GB, SATA 3Gb/s H = Hitachi T = Travelstar S = Standard (vs E for Enhanced availability) 54 = 5400 RPM 50 = Full capacity — 500GB 50 = Capacity this model, 50 = 500GB
(40 = 400GB, 32 = 320GB, 25 = 250GB, 16 = 160GB, 12 = 120GB) B = Generation code 9 = 9.5mm z-height A3= Interface, SATA 3Gb/s
= Feature code, 0 = None (1 = BDE)
Information and Technical Support www.hitachigst.com (Main Web site)
www.hitachigst.com/partners (Partner Web site)
North America email@example.com Toll free: 1 888 426-5214, Direct: 1 507 322-2370
Asia Pacific firstname.lastname@example.org / 65 6840 9595
EMEA and UK email@example.com / 44 20 7133 0032
Germany firstname.lastname@example.org / 49 6929 993601
Program Support Partners First™ Program email@example.com
2 3 4
One GB is equal to one billion bytes when referring to hard drive capacity. Accessible capacity may be less. Upper 736KB out of 8MB used for firmware Excludes command overhead Designed for low duty cycle, non mission-critical applications in PC, nearline and consumer electronics environments, which vary from application to application
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Produced in the United States 11/08. All rights reserved.
TrueTrack Technology™ and Partners First™ are trademarks of Hitachi Global Storage Technologies.