Hitachi 20.0GB 4200RPM 9.5MM Ultra DMA/ATA-5 IDE/EIDE 2.5″ Hard Drive

• 20 GB 4200 RPM in 9.5mm high package for maximum capacity slimline portable applications
• 250G/2ms operating shock
• ATA-5 interface with 2048kB read/write cache
• Ultra DMA mode 5 (100 MB/s max.)supported
• GMR head and ME2PRML read channel technology
• 3-bit RISC microprocessor
• Shock sensor
• S.M.A.R.T.
• Fluid Dynamic Bearing Motors for improved acoustic and shock characteristics

DK23EA-20 Product Overview

Technical Information


• 
  Storage Capacity:
  
  20 GB

Drive Performance


• 
  Maximum External Data Transfer Rate:
  
  100 MBps (800 Mbps)
• 
  Maximum Internal Data Transfer Rate:
  
  37.1 MBps (296.8 Mbps)
• 
  Rotational Speed:
  
  4200 rpm
• 
  Buffer:
  
  2 MB
• 
  Average Seek Time:
  
  13 ms
• 
  Average Latency:
  
  7.10 ms

Interfaces/Ports


• 
  Drive Interface:
  
  IDE
• 
  Drive Interface Standard:
  
  IDE Ultra ATA/100 (ATA-6)

Power Description


• 
  Input Voltage:
  
  5 V DC

Physical Characteristics


• 
  Drive Type:
  
  Internal
• 
  Drive Width:
  
  2.5″
• 
  Height:
  
  0.4″
• 
  Width:
  
  2.8″
• 
  Depth:
  
  3.9″
• 
  Weight (Approximate):
  
  3.20 lb

Miscellaneous


• 
  Additional Information:
  
  Dissipation (typical):
  • Seek (max. peak): 0.45
  • Spin up (average): 0.90
  • Idle (average): 0.14
  • Read/Write (average): 0.40
  • Sleep (average): 0.02
  • Stand-by (average): 0.03

Warranty


• 
  Limited Warranty:
  
  3 Year