4 Barracuda ATA IV Family Product Manual, Rev. B
*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T.
specification, which may increase acoustic and power to operational levels
.
Altitude,
nonoperating
(meters below mean
sea level, max) –198.12 m to 12,192 m (–650 ft to 40,000
+
ft)
Shock, operating
(Gs max at 2 msec) 63
Shock, nonoperating
(Gs max at 2 msec) 350 Gs
Vibration, operating 0.5 Gs (0 to peak, 22–350 Hz)
Vibration,
nonoperating 5 Gs (0 to peak, 22–350 Hz)
Drive acoustics
Sound power (bels)
FDB:
Idle*
Quiet seek
Performance seek
2.5 (typical), 2.7 (max)
2.8 (typical), 3.0 (max)
3.3 (typical), 3.6 (max)
2.1 (typical), 2.3 (max)
2.4 (typical), 2.6 (max)
3.0 (typical), 3.4 (max)
Nonrecoverable
read errors 1 per 10
14
bits read
Mean time between
failures
(power-on hours)
600,000
Contact start-stop
cycles (25°C, 40%
relative humidity)
50,000
SeaShield Yes
Drive specification ST380021A ST360021A ST340016A ST320011A
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