Seagate Barracuda 20GB IDE Hard Disk Drive ST320011A


د.إ399.00

Seagate Barracuda ATA IV 20GB 7.2K Ultra ATA / 100 IDE Hard Drive ST320011A – Refurbished

Alt MPN: 9T6004-733

Key features:

  • 7,200-RPM spindle speed and 2-Mbyte buffer combine for superior desktop performance
  • High instantaneous (burst) data-transfer rates (up to 100 Mbytes per second) using Ultra DMA mode 5
  • Giant magnetoresistive (GMR) recording heads and GPRML technology, which provide the drives with increased areal density
  • State-of-the-art cache and on-the-fly error-correction algorithms
  • Full-track multiple-sector transfer capability without local processor intervention
  • Quiet operation
  • 350 Gs nonoperating shock
  • SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns.
  • Support for S.M.A.R.T. drive monitoring and reporting
  • Support for drive self-test (DST) with S.M.A.R.T. Execute Off-line Immediate
  • Support for Read Multiple and Write Multiple commands
  • Support for autodetection of master/slave drives that use cable select (CSEL)
Weight 0.455 kg
Specifications
Model number ST320011A
Form Factor(width) 3.5-inch
Form Factor(height) 1-inch
Height 19.9 mm
Width 101.9 mm
Length 147 mm
Weight 0.455 kg
Formatted Capacity 20 Gbytes
Rotational Speed 7,200 rpm
Internal Transfer Rate (max) 455 Mbits/sec
External (I/O) Transfer Rate (max) 100 MBytes/sec
Average Seek Time, Read 18 msec typical
Average Seek Time, Write 24.9 msec typical
Track-to-Track Seek, Read 1.2 msec typical
Track-to-Track Seek, Write 2.0 msec typical
Default Buffer (cache) Size 2 Mbytes
Number of Discs (physical) 1
Number of Heads (physical) 1
Startup Current (12VDC +/- 5%) 1.9 amps
Startup Current (5VDC +/- 5%) .5 amps
Max Operating Shock (2-msec) 63 Gs
Max Nonoperating Shock (2-msec) 350 Gs
Operating Vibration (max) .5 Gs
Nonoperating Vibration (max) 5.0 Gs
Operating Temperature (max) 60 deg C
Operating Temperature (min) 0 deg C
Nonoperating Temperature (max) 70 deg C
Nonoperating Temperature (min) -40 deg C
Acoustics, Idle (sound power, typ) 2.7 Bels
MTBF (Hours) 600,000 hours
Nonrecoverable Read Errors 1 per 10^13 bits read

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