| Performance Specifications |
 |
Rotational Speed |
7,200 RPM (nominal) |
|
Buffer Size |
8 MB |
|
Average Latency |
4.20 ms (nominal) |
|
| Seek Times |
|
Read Seek Time |
8.9 ms |
|
Track-To-Track Seek Time |
2.0 ms (average) |
|
Full Stroke Seek |
21.0 ms (average) |
|
| Transfer Rates |
|
Buffer To Host (Serial ATA) |
300 MB/s (Max) |
|
Buffer To Disk |
748 Mbits/s (Max) |
|
 |
| Physical Specifications |
|
Formatted Capacity |
250,059 MB |
|
Capacity |
250 GB |
|
Interface |
SATA 300 MB/s |
|
User Sectors Per Drive |
488,397,168 |
|
|
| Physical Dimensions |
| English |
|
Height |
1.028 Inches (Max) |
|
Length |
5.787 Inches (Max) |
|
Width |
4.00 Inches (+/- 0.010 inch) |
|
Weight |
1.32 Pounds |
|
| Metric |
|
Height |
26.1 mm (Max) |
|
Length |
147 mm (Max) |
|
Width |
101.6 mm |
|
Weight |
0.60 kg |
|
|
| Environmental Specifications |
| Shock |
|
Operating Shock (Read) |
65G, 2 ms |
|
Non-operating Shock |
250G, 2 ms |
|
| Acoustics |
|
Idle Mode |
26 dBA (average) |
|
Seek Mode 0 |
31 dBA (average) |
|
Seek Mode 3 |
27 dBA (average) |
|
| Temperature (English) |
|
Operating |
41° F to 131° F |
|
Non-operating |
-40° F to 149° F |
|
| Temperature (Metric) |
|
Operating |
5° C to 55° C |
|
Non-operating |
-40° C to 65° C |
|
| Humidity |
|
Operating |
5-95% RH non-condensing |
|
Non-operating |
5-95% RH non-condensing |
|
| Altitude (English) |
|
Operating |
-1,000 feet to 10,000 feet |
|
Non-operating |
-1,000 feet to 40,000 feet |
|
| Altitude (Metric) |
|
Operating |
-305M to 3,050M |
|
Non-operating |
-305M to 12,200M |
|
| Vibration |
|
Operating |
|
Linear |
20-300 Hz, .75G (0 to peak) |
|
Random |
10-300 Hz, 0.004 g² / Hz |
|
|
Non-operating |
|
Low Frequency |
5-20 Hz, 0.195 inches (double amplitude) |
|
High Frequency |
20-500 Hz, 4.0G (0 to peak) |
|
|
| Electrical Specifications |
| Current Requirements |
|
12 VDC |
|
Read/Write |
450 mA |
|
Idle |
430 mA |
|
Standby |
20 mA |
|
Sleep |
20 mA |
|
|
5 VDC |
|
Read/Write |
800 mA |
|
Idle |
730 mA |
|
Standby |
270 mA |
|
Sleep |
250 mA |
|
|
Power Dissipation |
|
Read/Write |
9.50 Watts |
|
Idle |
8.75 Watts |
|
Standby |
1.60 Watts |
|
Sleep |
1.50 Watts |
|
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