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Cheetah 15K.6 SAS 3-GB/s 450-GB Hard Drive

  • 450GB
  • SAS 3Gb/s
  • 15,000

Model ST3450856SS SAS 3Gb/s 450GB 15,000

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Cheetah 15K.6 SAS 3-GB/s 450-GB Hard Drive

ST3450856SS

Specifications
Model Number ST3450856SS
Interface SAS 3Gb/s
Cache 16MB
Capacity 450GB
Areal density (avg) 165Gb/in2
Guaranteed Sectors 879,097,968
PHYSICAL
Height 26.11mm (1.028 in)
Width 101.85mm (4.010 in)
Length 146.99mm (5.787 in)
Weight (typical) 709g (1.53 lb)
PERFORMANCE
Spin Speed 15,000 RPM
Sustained data transfer rate 171,000Mb/s
Average latency 2.0ms
Random read seek time 3.4ms
Random write seek time 3.9ms
I/O data transfer rate 300MB/s
Unrecoverable read errors 1 in 1016
RELIABILITY
MTBF 1,600,000 hours
Annual Failure Rate 0.55%
POWER
Maximum start current, AC 4.36
Maximum start current, DC 1.93
ENVIRONMENT
Ambient Temperature
Operating 5°–55°C
Nonoperating -40°–70°C
Maximum operating temperature change 20°C per hour
Maximum nonoperating temperature change 20°C per hour
Shock
Operating Shock (max) 25 Gs for 2ms
Nonoperating Shock (max) 300 Gs for 2ms
ACOUSTICS
Acoustics (Idle Volume) 3.5 bels
Acoustics (Seek Volume) 3.7 bels

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