Seagate ST336754SS SAS Hard Drive
Capacity: 36GB
Spindle Speed: 15,000RPM
Interface Type: SAS / Serial Attached SCSI
Disk Size: 3.5″x1.0″ (LFF Hard Drive)
Sustained Throughput (MBps): 85.6 to 142.7
Average Seek Time (read/write ms): 3.5 / 4.0
Electrical Interface Speed: SAS / Serial Attached SCSI – 3.0Gbps
On-Board Cache: 8MB
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Compatibility
All SAS compatible servers including:
Dell PowerEdge 2900, 2950, 69090, 6950. PowerVault MD1000
Description | ||
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Model number | ST336754SS | |
Model Name | Cheetah 15K.4 | |
Form Factor(width) | 3.5-inch | |
Form Factor(height) | 1-inch | |
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Physical Specifications | ||
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Height | 25.4 mm | |
Width | 101.6 mm | |
Length | 146.05 mm | |
Weight | 0.68 kg | |
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Capacity/Interface | ||
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Formatted Capacity | 36.7 Gbytes | |
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Performance | ||
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Transfer Rates | ||
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Internal Transfer Rate (min) | 685 Mbits/sec | |
Internal Transfer Rate (max) | 1,142 Mbits/sec | |
Formatted Int Transfer Rate (min) | 85.6 MBytes/sec | |
Formatted Int Transfer Rate (max) | 142.7 MBytes/sec | |
External (I/O) Transfer Rate (max) | 300 MBytes/sec | |
Seek Times | ||
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Average Seek Time, Read | 3.5 msec typical | |
Average Seek Time, Write | 4 msec typical | |
Track-to-Track Seek, Read | 0.2 msec typical | |
Track-to-Track Seek, Write | 0.4 msec typical | |
Full Disc Seek, Read | 7.4 msec typical | |
Full Disc Seek, Write | 7.9 msec typical | |
Average Latency | 2 msec | |
Other | ||
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Default Buffer (cache) Size | 8,192 Kbytes | |
Spindle Speed | 15K RPM | |
Spinup Time | 20 sec | |
Power-on to Ready Time | 3 sec | |
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Configuration | ||
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Number of Discs (physical) | 4 | |
Number of Heads (physical) | 8 | |
Total Cylinders | 50,864 | |
Total Tracks | 203,456 | |
Bytes Per Sector | 512 | |
Track Density (TPI) | 85,000 tracks/inch | |
Recording Density (BPI, max) | 628,000 bits/inch | |
Bytes/Track (avg) | 471,916 | |
Recording Components | ||
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Electrical Requirements | ||
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Current | ||
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Typical Current (12VDC +/- 5%) | 0.83 amps | |
Startup Current (12VDC +/- 5%) | 2.56 amps | |
Typical Current (5VDC +/- 5%) | 1.12 amps | |
Startup Current (5VDC +/- 5%) | 1.64 amps | |
Power | ||
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Idle Power (typ) | 10.33 watts | |
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Environmental Specifications | ||
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Shock and Vibration | ||
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Max Operating Shock (2-msec) | 65 Gs | |
Max Nonoperating Shock (2-msec) | 250 Gs | |
Operating Vibration (max) | 0.5 Gs | |
Nonoperating Vibration (max) | 2 Gs | |
Temperature and Humidity | ||
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Operating Temperature (max) | 55 deg C | |
Operating Temperature (min) | 5 deg C | |
Nonoperating Temperature (max) | 70 deg C | |
Nonoperating Temperature (min) | -40 deg C | |
Operating Temperature Change (max) | 20 deg C/hr | |
Nonoperating Temperature Change (max) | 20 deg C/hr | |
Operating Humidity (max) | 95 percent | |
Nonoperating Humidity (max) | 95 percent | |
Operating Humidity Change (max) | 20 percent per hour | |
Operating Wet Bulb Temp (max) | 28 deg C | |
Altitude | ||
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Operating Altitude (max) | 3,048 m | |
Operating Altitude (min) | -305 m | |
Nonoperating Altitude (max) | 12,210 m | |
Nonoperating Altitude (min) | -305 m | |
Acoustics | ||
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Acoustics, Idle (sound power, typ) | 3.6 Bels | |
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Reliability | ||
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MTBF (Hours) | 1,400,000 hours | |
Recoverable Read Errors | 10 per 1012 bits read | |
Nonrecoverable Read Errors | 1 per 1015 bits read | |
Seek Errors | 10 per 108 bits read | |
Supports S.M.A.R.T. | Yes | |
Service Life | 5 year(s) | |
Fimware: 0003
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