Твърд диск 640GB HITACHI, SATA2, 7200rpm, 16MB

Hitachi Deskstar™ 7K1000.B

Configuration

Interface - SATA 3Gb/s
Capacity (GB) - 640
Max. areal density (Gbits/sq. in.) - 244

Performance

Data buffer (MB) - 16
Rotational speed (RPM) - 7200
Media transfer rate (Mbits/s, max) - 1406
Interface transfer rate (MB/s, max) - 300

Reliability

Error rate (non-recoverable, bits read) - 1 in 1014
Load/unload cycles (at 40ўЄ C) - 300,000
Availability3 (hrs/day x days/wk) - 24x7

Acoustics

Idle (Bels, typical) - 2.4

Power

Requirement
+5 VDC (+/-5%)
+12 VDC (+/-10%)

Startup current (A, max.) - 0.5 (+5V), 2.0 (+12V)
Idle (W) - 4.4

Physical size

z-height (mm) - 26.1
Dimensions (width x depth, mm) - 101.6 (+/-0.25) x 147
Weight (typical, g, max.) - 680

Environmental (operating)

Ambient temperature - 0o to 60o C
Relative humidity (non-condensing) - 8% to 90%
Shock (half-sine wave) - 70
Vibration, random (G RMS 5 to 500 Hz) - 0.67 (XY)

Environmental (non-operating)

Ambient temperature - -40o to 70o C
Relative humidity (non-condensing) - 5% to 95%
Shock (half-sine wave, G (2ms)) - 350
Vibration, random (G RMS 5 to 500 Hz) - 1.04 (XYZ)

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