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Hard disk, Samsung, HM641JI, 640 GB, pt. notebook 2,5", SATA, 5400rpm, 8MB, SpinPoint M7(E) |
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Drive Configurations
| Capacity * | 640G |
|---|---|
| Interface | SATA 3.0Gbps |
| Buffer DRAM Size | 8 MB |
| Byte per Sector | 512 |
| Rotational Speed | 5,400 RPM |
Performance Specifications
| Average Seek time(typical) | 12 ms |
|---|---|
| Data Transfer Rate / Media to/from Buffer(Max.) | 138 MB/s |
| Data Transfer Rate / Buffer to/from Host(Max.) | 300 MB/s |
| Drive Ready Time(typical) | 4sec |
Reliability Specifications
| Non-recoverable Read Error | 1 sector in 10^14 bits |
|---|
Acoustics
| Idle | 2.4 Bel |
|---|---|
| Performance Seek | 2.6 Bel |
Environmental Specifications
| Temperature / Operating | 5 ~55 ℃ |
|---|---|
| Temperature / Non-operating | -40 ~ 70 ℃ |
| Humidity(non-condensing) / Operating | 5 ~ 90 % |
| Humidity(non-condensing) / Non-operating | 5~ 95 % |
| Liner Shock(1/2 sine pulse) / Operating | 400 G |
| Liner Shock(1/2 sine pulse) / Non-operating | 900 G |
| Vibration / Operating | 1.5 Grms |
| Altitude(relative to sea level) / Operating | -300 to 3000 m |
| Altitude(relative to sea level) / Non-operating | -400 to 15000 m |
Power Requirements
| Voltage | +5V ± 5% |
|---|---|
| Spin-up Current (Max.) | 1000 mA |
| Seek (typical) | 2.5 W |
| Read/Write (typical) | 2.5 W |
| Idle (typical) | 0.85 W |
| Standby (typical) | 0.25 W |
| Sleep (typical) | 0.2 W |
Physical Dimension
| Height (Max.) | 9.5 mm |
|---|---|
| Width | 69.85 mm |
| Length | 100 mm |
| Weight (avg.) | 105 g |
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