Datasheet
Hitachi Global Storage Technologies
Page 1 version 1.0
Product Summary
Hitachi Deskstar 7K250
Ultra ATA/100 Hard disk drive
Models: HDS722540VLAT20
HDS722580VLAT20
HDS722512VLAT20
HDS722512VLAT80
HDS722516VLAT20
HDS722516VLAT80
HDS722525VLAT80
Introduction
The Hitachi Deskstar 7K250 is ideal for high perfor-
mance desktop users. These drives feature capacities
from 40 GB to 250 GB, a rotational speed of 7200 RPM,
and average seek times of 8.2 and 8.5 ms. The Hitachi
Deskstar 7K250 combines new and proven technologies
to greatly enhance system performance and capacity.
Applications
• Advanced desktop and audio/video
• Low-cost routers
• Switches
• Video editing
Features Advantages
• Formatted capacities of 40, 80, 120, 160 and
250 GB
• Rotational speed 7200 RPM
• Supports higher quality digital audio/video storage,
superior digital content creation capabilities, and
significantly faster processing
• Ultra ATA/100 interface
• Self Diagnostics on Power On and resident
diagnostics
• Optimizes system performance
• Operating shock—No data loss occurs with a
55 G half-sine shock pulse of 2 ms duration
• Protection for drive mishandling
• Increased reliability
• Idle power consumption of
• 5.0 W(40GB & 80GB), 5.9W (120GB &160GB),
7.0 W(250GB)
• Circuits and motors optimized to save power and
reduce system temperature
• Lower system power supply and cooling
requirements
• Extending system life and reliability
• 2048 KB data buffer (8192 KB an option for some
models)
(upper 260 KB for firmware)
• Media-to-buffer transfer rates: 757 Mb/s
• Typical seek time(read): 120-250GB – 8.2ms,
40-80GB – 8.5ms
• Average latency: 4.17 ms
• Complies with ATA 7 specification
• Fast access to data
• Improved throughput
• Fluid Dynamic Bearing and tri-laminate top cover • Lower acoustics