HITACHI Harddisk SATA 320GB HTS725032A9A364

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Hard Disk Model

HITACHI HTS725032A9A364

Disk Family

Travelstar 7K500

Form Factor

2.5"

Capacity

320 GB (320 x 1 000 000 000 bytes)

Number Of Disks

2

Number Of Heads

3

Rotational Speed

7200 RPM

Rotation Time

8.33 ms

Average Rotational Latency

4.17 ms

Disk Interface

Serial-ATA/300

Buffer-Host Max. Rate

300 MB/seconds

Buffer Size

16384 KB

Average Seek Time

12 ms

Track To Track Seek Time

1 ms

Full Stroke Seek Time

20 ms

Width

70 mm (2.76 inch)

Depth

100 mm (3.94 inch)

Height

9.5 mm (0.35 inch)

Weight

115 grams (0.25 pounds)

Acoustic (Idle)

2.4 Bel

Acoustic (Min performance and volume)

2.6 Bel

Acoustic (Max performance and volume)

2.6 Bel

Required Power For Spinup

900 mA

Power Required (Seek)

1.7 W

Power Required (Idle)

0.8 W

Power Required (Standby)

0.2 W

Manufacturer

Hitachi Global Storage Technologies