Seagate 250GB Constellation.2 7K2 SATA 6Gb/s 64MB 2.5" enterprise Mã sản phẩm: ST9250610NS
|
Specifications |
|
|
Model Number |
ST9250610NS |
|
Interface |
SATA 6Gb/s |
|
Cache |
64MB |
|
Capacity |
250GB |
|
Areal density (avg) |
417Gb/in2 |
|
Guaranteed Sectors |
488,397,168 |
|
PHYSICAL |
|
|
Height (maximum) |
15.00mm (0.591 in) |
|
Width (maximum) |
70.10mm (2.760 in) |
|
Length (maximum) |
100.45mm (3.955 in) |
|
Weight (typical) |
179g (0.395 lb) |
|
PERFORMANCE |
|
|
Spin Speed (RPM) |
7200 RPM |
|
Sustained data transfer rate |
115Mb/s |
|
Average latency |
4.16ms |
|
Random read seek time |
7.5ms |
|
Random write seek time |
8.5ms |
|
I/O data transfer rate |
600MB/s |
|
Unrecoverable read errors |
1 in 1015 |
|
RELIABILITY |
|
|
MTBF |
1,400,000 hours |
|
Annual Failure Rate |
0.62% |
|
POWER |
|
|
12V start max current |
0.78A |
|
5V start max current |
0.52A |
|
Average idle power |
2.25W |
|
Average operating power |
4.55W |
|
ENVIRONMENT |
|
|
Ambient Temperature |
|
|
Operating |
5°–60°C |
|
Nonoperating |
-40°–70°C |
|
Maximum operating temperature change |
20°C per hour |
|
Maximum nonoperating temperature change |
20°C per hour |
|
Shock |
|
|
Operating Shock (max) |
70 / 40 Gs for 2ms |
|
Nonoperating Shock (max) |
400 Gs for 2ms |
|
ACOUSTICS |
|
|
Acoustics (Idle Volume) |
2.2 bels |
|
Acoustics (Seek Volume) |
2.8 bels |
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