Hitachi.comHitachi.us 
Hard disk drives
 
   

DK239A-65
Specifications
 


  • 6.49 GB total capacity
  • 9.5 mm high drive for large capacity slimline notebooks
  • 6.15 Gb/inČ areal recording density
  • Giant MR head and MEEPRML read channel technology
  • 32-bit RISC micro processor, shock sensor, S.M.A.R.T.
  • ATA-4 interface with 512 kB read/write cache

Total Capacity 6.49 GB
Z-Height 9.5 mm
Number of Disks 2
Interface ATA-4 / Ultra DMA
Average Seek Time 12 ms
Internal Transfer Rate 10.0 - 16.3 MB/s
Interface Transfer Rate 16.6 MB/s max.
(PIO Mode 4,
DMA Mode 2)
/33.3 MB/s (Ultra DMA )
Data Buffer 512 kB (R/W segmented cache)
Rotational Speed 4,200 rpm
Areal Density 6.15 Gb/inČ
Power Requirements +5V ±5%
Power Dissipation (Idle) 0.75 W
Shock Operating 150 G
(2 ms half sine wave)
Non-Operating 600 G
(2 ms half sine wave)
Weight 99 g
Acoustic Noise 27 dBA (typ.)

   





   Terms of Use | Privacy Policy | Contact Us