ST9640423AS Seagate Momentus 640GB 5400RPM SATA 3GB/s 16MB Cache 2.5-inch Hard Drive
MPN: | ST9640423AS |
Manufacturer: | Seagate |
Detail: |
ST9640423AS Seagate Momentus 640GB 5400RPM SATA 3GB/s 16MB Cache 2.5-inch Hard Drive
|
Price: | $68.25 |
Availability: | In Stock |
Quantity |
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General Information
ST9640423AS Seagate Momentus 640GB 5400RPM SATA 3GB/s 16MB Cache 2.5-inch Hard Drive
Technical Specs
Hard Disk Model |
SEAGATE ST9640423AS |
Disk Family |
Momentus 5400 640423 |
Form Factor |
2.5" |
Capacity |
640 GB (640 x 1 000 000 000 bytes) |
Number Of Disks |
2 |
Number Of Heads |
4 |
Rotational Speed |
5400 RPM |
Rotation Time |
11.11 ms |
Average Rotational Latency |
5.56 ms |
Disk Interface |
Serial-ATA/300 |
Buffer-Host Max. Rate |
300 MB/seconds |
Buffer Size |
16384 KB |
Drive Ready Time (typical) |
3.6 seconds |
Average Seek Time |
11 ms |
Track To Track Seek Time |
1.5 ms |
Full Stroke Seek Time |
27 ms |
Width |
69.85 mm (2.75 inch) |
Depth |
100.35 mm (3.95 inch) |
Height |
9.5 mm (0.37 inch) |
Weight |
115 grams (0.25 pounds) |
Acoustic (Idle) |
2.3 Bel |
Acoustic (Min performance and volume) |
2.5 Bel |
Acoustic (Max performance and volume) |
3.0 Bel |
Required Power For Spinup |
1200 mA |
Power Required (Seek) |
2.4 W |
Power Required (Idle) |
1.2 W |
Power Required (Standby) |
0.36 W |
Manufacturer |
Seagate Technology |