Seagate ST3500820AS SATA Hard Disk Drive
Capacity: 500GB
Spindle Speed: 7,200RPM
Interface Type: SATA
Disk Size: 3.5″x1.0″ (LFF Hard Drive)
Sustained Throughput (MBps): 105
Average Seek Time (read/write ms): 8.5 / 9.5
Electrical Interface Speed: SATA 300 – 3.0Gbps
On-Board Cache: 8MB
- 7,200 RPM spindle speed.
- High instantaneous (burst) data-transfer rates (up to 300 Mbytes per second).
- Perpendicular recording, Tunneling Magnetoresistive (TMR) recording heads and EPRML technology, for increased areal density.
- State-of-the-art cache and on-the-fly error-correction algorithms.
- Native Command Queueing with command ordering to increase performance in demanding applications.
- Full-track multiple-sector transfer capability without local processor intervention.
- Quiet operation.
- SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns.
- Support for S.M.A.R.T. drive monitoring and reporting.
- Supports latching SATA cables and connectors.
Specifications | |
---|---|
Model number | ST3500820AS |
Model Name | Barracuda 7200.11 |
Formatted Capacity | 500 Gbytes |
Guaranteed Sectors | 976,773,168 |
Rotational Speed | 7,200 rpm |
Default Buffer (cache) Size | 8Ā Mbytes |
Performance | |
External (I/O) Transfer Rate (max) | 300 MBytes/sec |
Average Seek Time (Read / Write) | 8.5 / 9.5 |
Average Latency | 4.16 msec |
Physical | |
Form Factor(width) | 3.5-inch |
Form Factor(height) | 1-inch |
Height | 26.1 mm |
Width | 101.6 mm |
Length | 147 mm |
Weight | 0.530 kg |
Electrical | |
Maximum start current | 2.80 |
Idle current (+5 / +12) | .320 / .530 A |
Operating current (+5 / +12) | .600 / .680 A |
Standby current (+5 / +12) | .150 / .020 A |
Sleep current (+5 / +12) | .150 / .020 A |
Environmental | |
Operating Temperature (max) | 60 deg C |
Operating Temperature (min) | 0 deg C |
Nonoperating Temperature (max) | 70 deg C |
Nonoperating Temperature (min) | -40 deg C |
Acoustical | |
Acoustics, Idle (sound power, typ) | 3.3 Bels |
Reliability | |
MTBF | 700,000 hours |
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