Твърд диск 320GB, Toshiba, SATA2, 5400rpm, 8MB, 2.5" (6.35 cm)

Toshiba MQ01ABD032

Features

Formatted capacity - 320 GByte
Form factor - 2.5 inch
Interface type - Serial ATA
Supported interface standards - Serial ATA 3.0
Shock detection - Shock sensor circuit
S.M.A.R.T. - The SMART command set is supported.

Physical parameters

Number of platters - 1
Number of heads - 2
Bytes/sector (Host) - 512
Bytes/sector (Disk) - 4096 kByte

Access times

Average seek time - 12 ms
Maximum seek time - 22 ms
Track-to-track seek time - 2 ms

Transfer rates
SATA (Host) - max. 3.0 Gbit/s

Rotational speed
Rotational speed - 5,400 rpm

Buffer
Buffer size - 8,192 kByte

Reliability specifications

MTTF - 600,000 Hours
Seek error rate - 1 error per 106 seeks
Non-recoverable error rate - 1 error per 1014 seeks

Power consumption

Start (Maximum) - 4.5 W
Seek (Average) - 1.85 W
Read (Average) - 1.5 W
Write (Average) - 1.5 W
Low-power idle (Average) - 0.55 W
Sleep (Average) - 0.15 W
Stand-by (Average) - 0.18 W

Power supply
Supply voltage +5 V (+/- 5 %)

Mechanical specifications

Drive width - 69.85 mm
Drive height - 9.5 mm
Drive depth - 100 mm
Drive weight - 0.107 kg
Drive orientation - The drive can be installed in all axes (6 directions)

Temperature

Operating - From 5 °C to 55 °C
Non-operating - From -40 °C to 65 °C

Humidity

Operating - From 8 % to 90 %
Non-operating - From 8 % to 90 %

Vibration

Operating (Maximum) 1 G, with 5 - 500 Hz
Non-operating (Maximum) 5 G, with 15 - 500 Hz

Shock

Operating (Maximum) - 400 G, with 2 ms half sine wave
Non-operating (Maximum) - 900 G, with 1 ms half sine wave
Shipping (Maximum) - 0.7 m free drop with no unrecoverable error.
Applied shocks in each direction of the drive’s three
mutually perpendicular axes, one axis at a time (Packed in Toshiba’s original shipping package).

Altitude

Operating - From -300 m to 3,000 m
Non-operating - From -300 m to 12,000 m

Acoustic noise

Idle mode (Disk spinning) - Max. 17 dB
Random seek - Max. 19 dB

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