Seagate ST3500820AS SATA Hard 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
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- 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.
Compatibility
This drive is compatible with any computer that supports SATA hard drives.
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| 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 |
8 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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04 3550600
052 7036860
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