WD Caviar EIDE hard drives are designed for mainstream desktop personal
computers. They feature a fast 7200 RPM spindle speed, a 2 MB cache
buffer, and up to 250 GB of storage. WD Caviar drives are built to the
highest standards of quality and reliability by people who understand
the importance of your data.
Key Features
Fast 7200 RPM, 2 MB cache buffer
EIDE (Ultra ATA/100) - Up to 100 MB/s burst transfer rates.
Quiet
- Fluid Dynamic Bearing (FDB) technology - Less friction means more
reliability; less heat, vibration, and noise.
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Ideal For
Mainstream computer users who want a high-value, entry-level hard
drive. Users seeking higher performance should consider WD Caviar SE or
WD Caviar SE16 hard drives.
How this WD hard drive protects your data-
Data Lifeguard is an exclusive set of data protection features, including shock
protection, an environmental protection system and real-time embedded error detection
and repair. WD's Data Lifeguard technology automatically finds, isolates, and repairs
problems that may develop over the life of a hard drive.
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Data Lifeguard Tools are software utilities designed for WD hard drives that work with
the embedded Data Lifeguard features to make hard drive installation,diagnostics and
repair both simple and worry-free. (Download Data Lifeguard Tools)
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ShockGuard instantaneously protects the hard drive against damage from bumps and
vibrations while it is running. This technology enables WD Caviar drives to achieve
industry-leading shock specifications.
Performance Specifications| Transfer Rates |
 | Transfer Rate (Buffer To Disk) | 420 Mbits/s (Max) |
|
| Buffer to Host (EIDE) |
| Mode 5 Ultra ATA | 100 MB/s |
| Mode 4 Ultra ATA | 66.6 MB/s |
| Mode 2 Ultra ATA | 33.3 MB/s |
| Mode 4 PIO | 16.6 MB/s |
| Mode 2 multi-word DMA | 16.6 MB/s |
|
|
| Physical Specifications |
| Formatted Capacity | 80,026 MB |
| Capacity | 80 GB |
| Interface | EIDE 100 MB/s |
| User Sectors Per Drive | 156,301,488 |
|
|
| 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 | 350G, 2 ms |
|
| Acoustics |
| Idle Mode | 30 dBA (average) |
| Seek Mode 0 | 32 dBA (average) |
| Seek Mode 3 | 31 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 | 5-85% 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 | 5-500 Hz, 0.25 G (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 | 350 mA |
| Idle | 330 mA |
| Standby | 19 mA |
| Sleep | 19 mA |
|
| 5 VDC |
| Read/Write | 800 mA |
| Idle | 675 mA |
| Standby | 200 mA |
| Sleep | 50 mA |
|
| Power Dissipation |
| Read/Write | 8.00 Watts |
| Idle | 7.25 Watts |
| Standby | 1.20 Watts |
| Sleep | 0.50 Watts |
