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Deskstar 7K250
Highlights
  Capacity - 40, 80, 120, 160, 200, 250 GB
  Rotational Speed - 7200 RPM
  Interface standard - Serial ATA 1.5Gb/s (Serial) ATA Ultra 100 (Parallel)
  Average seek time - 8.5 ms
  8MB buffer option for super-fast access to data
  Also available in 2MB buffer option
   
More product information
  General specification information (Datasheet)
  Jumpers and configuration
  Electrical interface
  Mechanical
  Technical Library documentation
   
Technologies and white papers
  TrueTrack™ Technology
  Serial ATA Interface
  Load / unload technology
  AFC Media - Extending the Limits of Longitudinal Recording
  Giant magnetoresistive (GMR) head technology
  Fluid dynamic bearing spindle motors
  Drive Fitness Technologies, including Drive Fitness Test (DFT)
  Serial ATA (SATA) Working Group
  Audio/Visual - Seamless Streaming
  Hitachi Deskstar 7K400 Mechanical Enhancements
  Hitachi Power & Acoustic Management
  Using Rotational Vibration Safeguard (RVS) Control to Minimize Disturbance Effects in Hard Disk Drives
   
Feature and Benefits
Performance
  • High data transfer rate
  • Leading seek times
  • 8MB/2MB buffer size
  • Faster system boot-up
  • Quicker screen refreshes
  • Faster access to data
  • Faster data processing
Capacity
  • Up to 250GB
  • Greater storage capacity in multi-drive systems
Reliability
  • Leading low power
  • Head load/unload
  • Optional low-power mode
  • Internal thermal sensor
  • Cooler system operation
  • Enables lower cost power supply and fan
  • Protects disk during non-operation
  • Reduces disk wear
  • Reduces power requirement in multi-drive systems
  • Reduces system heat
  • Improves data integrity
Acoustics
  • Low acoustic levels
  • Optional low-acoustics mode
  • Quieter system operation
  • Important for fan-less systems (all-in-one, PVR, etc.)
  • Further reduces system noise
 

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Deskstar Information
  Deskstar Awards
  DK models
  Hitachi-legacy models
  Additional models
  IBM-legacy models























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