Твърд диск 1TB Hitachi Ultrastar A7K2000, SATA 6Gb/s, 32MB, 3.5" (8.89 cm)

Interface
SATA 6Gb/s

Capacity (GB)
1TB

Sector Size (Variable, Byes/sector)
512

Max Areal Density (Gbits/sq. in.)
352

Performance

Data Buffer (MB)
32

Rotational Speed (RPM)
7200

Interface Transfer Rate (MB/sec, max)
600

Sustained Transfer Rate (MB/sec, typ.)
134

Seek Time (read, ms, typical)
8.5

Reliability

Error Rate (non-recoverable, bits read)
1 in 10^15

MTBF (M hours)
1,200,000

Load/Unload Cycles
300,000 (at 40ºC)

Availability (hrs/day x days/wk)
24x7

Acoustics

Idle (Bels)
2.4

Power
Requirement
+5 VDC (+/-5%) +12 VDC (+10%/-8%)

Operating (W, typical)
8.4

Startup Current (A, max)
2.0 (+12V), 1.2 (+5V)

Read/Write (W, avg)
8.4

Idle (W)
3.9

Power Consump. Efficiency Index (W/GB)
0.0039 / 0.0078

Physical Size
Z-Height (mm)
26.1

Dimensions (width x depth, mm)
101.6(+/-0.25) x 147

Weight (g, max)
680

Environmental (operating)
Ambient Temperature
5° to 60°C

Shock (half-sine wave)
70

Vibration (5 to 500 Hz)
0.67(XYZ)(G RMS 5 to 500Hz)

Environmental (non-operating)

Ambient Temperature
-40° to 70°C
Shock (half-sine wave)
350

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