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Key Features and Benefits

  • 8-MB cache buffer
  • SATA NCQ interface 
  • Perpendicular recording technology for increased storage capacity
  • Fast performance
  • Whisper-quiet acoustics
  • Superb reliability
  • Rugged mobility
  • Low power consumption

Applications

  • Mainstream laptops
  • Tablet PCs
  • External 2.5-inch hard drives
  • Printers and copiers
  • Non-mission-critical blade servers

Resources:

Momentus 5400.3 SATA 120-GB Hard Drive

ST9120822AS

Specifications
Model Number ST9120822AS
Interface SATA NCQ
Cache 8MB
Capacity 120GB
Areal density (avg) 132Gb/in2
Guaranteed Sectors 234,441,648
PHYSICAL
Height 9.7mm (.382 in)
Width 69.85mm (2.76 in)
Length 100.75mm (3.967 in)
Weight (typical) 100g (.22 lb)
PERFORMANCE
Spindle Speed 5,400 RPM
Average latency 5.6ms
Random read seek time 11.0ms
Random write seek time 13.0ms
RELIABILITY
Annual Failure Rate <0.60%
POWER
Maximum start current, DC 1.0

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