Seagate Barracuda ATA II Family Product Manual page 10

Barracuda ATA II Family Product Manual, Rev. B
Drive Specification
Standby to ready
(sec typical)
Startup current
(typical) 12V (peak)
Track-to-track seek time
(msec typical)
Average seek time (read,
msec typical)
Full-stroke seek time (msec
max)
Seek power
(typical)
Read/Write power
(typical)
Idle mode
(typical)
Standby mode
Sleep mode
Voltage tolerance
(including noise)
Ambient temperature
Temperature gradient
(°C per hour max)
Relative humidity
(op. and nonop.)
Relative humidity
gradient
Wet bulb temperature
(°C max)
Altitude, operating
Altitude (meters below mean
sea level, max)
Shock, operating
(Gs max at 2 msec)
Shock, nonoperating (Gs max
at 2 msec)
ST330630A ST320420A
10 sec
2.4 amps
1.2
8.2
17.8 (read), 19.3 (write)
12.5 watts
9.7 watts
8.0 watts
1.5 watts (typical), 1.7 watts (max)
0.8 watts (typical), 0.9 watts (max)
5V 5% – 0.7 amps max
12V 10%, – 5% – 2.4 amps max
0° to 55°C (op.), –40° to 65°C (nonop.)
5° to 55°C (op. for FDB motor)
20°C
8% to 80% (op.)
5% to 90% (nonop.)
30% per hour max
29.4 (op.), 29.4 (nonop.)
–122 m to 3,048 m (–400 ft to 10,000
–122 m to 12,192 m (–400 ft to 40,000
63
300 Gs
3
ST315320A ST310210A
2.0 amps
11.6 watts
8.5 watts
7.0 watts
+
ft)
+
ft)