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Samsung 640GB HD642JJ HDD SATA II 7200rpm, 16MB Cache, NoiseGuard, SilentSeek, 3-year warranty
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Product Features |
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| Product ID |
28285 |
| Brand |
Samsung |
| Vendor Code | HD642JJ |
| Description |
HD642JJ
Spinpoint F1
capacity : 640 GB
interface : Serial ATA 3.0 Gbps
buffer memory : 16 MB
Features
• Max. 334GB Formatted Capacity per Disk
• Serial ATA 3.0Gbps Interface Support
• Improved recording stability over temperature with PMR
• Advanced dynamic FOD control for best data integrity
• Intelligent compensation of external disturbance
• SATA Native Command Queuing Feature
• Device Initiated SATA Power Management
• Staggerd Spin-up Support
• Environment friendly product with RoHS compliance
• Improved performance with dual-ARM based firmware
• ATA S.M.A.R.T. Compliant
• ATA Automatic Acoustic Management Feature
• ATA 48-bit Address Feature
• ATA Device Configuration Overlay Feature
• NoiseGuard™
• SilentSeek™
Specifications
Drive Configuration Capacity 640 GB
Interface Serial ATA 3.0Gbps
Buffer DRAM Size 16 MB
Byte per Sector 512 bytes
Rotational Speed 7,200 RPM
Performance Specifications Average Seek time(typical) 8.9 ms
Average Latency 4.17 ms
Data Transfer Rate / Media to/from Buffer(Max.) 175 MB/sec
Data Transfer Rate / Buffer to/from Host(Max.) 300 MB/sec
Drive Reday Time(typical) 12 sec
Reliability Specifications Non-recoverable Read Error 1 sector in 1015 bits
Start/Stop Cycles 50,000
Acoustics Idle 2.70 Bel
Performance Seek 2.90 Bel
Environmental Specifications Temperature / Operating 0 ~ 60 °C
Temperature / Non-operating -40 ~ 70 °C
Humidity(non-condensing) / Operating 5 ~ 90 %
Humidity(non-condensing) / Non-operating 5 ~ 95 %
Liner Shock(1/2 sine pulse) / Operating 70 G
Liner Shock(1/2 sine pulse) / Non-operating 300 G
Altitude(relative to sea level) / Operating -300 to 3,000 m
Altitude(relative to sea level) / Non-operating -300 to 12,000 m
Power Requirements Voltage +5V±5%, +12V±10%
Spin-up Current (Max.) 2.3 A
Seek (typical) 9.22 W
Read/Write (typical) 8.56 W
Idle (typical) 8.0 W
Standby (typical) 0.79/1.18 W
Sleep (typical) 0.79/1.18 W
Physical Dimension Height (Max.) 26.1 mm
Width 101.5 mm
Length 147.0 mm
Weight (avg.) 610 g
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| Warranty | 1 Year Manufacturer's return to base | | Link | Samsung 640GB HD642JJ HDD SATA II 7200rpm, 16MB Cache, NoiseGuard, SilentSeek, 3-year warranty |
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