Seagate Barracuda ST3160021AS - Manual (Page 12)

4 Barracuda 7200.7 Serial ATA Product Manual, Rev. N
Average latency (msec) 4.16
Power-on to ready (typical) 10 sec
Standby to ready (typical) 10 sec
Startup current (typical) 12V (peak) 2.8 amps
Track-to-track seek time (msec typical) <1.0 (read), <1.2 (write)
Average seek, read (msec typical) 8.5
Average seek, write (msec typical) 9.5
Seek power (typical)
See Table 4 and Table 5 on page 8.
Operating power (typical)
Idle mode (typical)
Standby mode (typical)
Sleep mode
Voltage tolerance
(including noise) 5V ± 5%
12V ± 10%
Ambient temperature
5° to 55°C (op.)
–40° to 70°C (nonop.) 0° to 60°C (op.)
–40° to 70°C (nonop.)
Temperature gradient
(°C per hour max) 20°C (operating)
30°C (nonoperating)
Relative humidity
5% to 90% (operating)
5% to 95% (nonoperating)
Relative humidity gradient 30% per hour max
Wet bulb temperature
(°C max) 33 (operating)
40 (nonoperating)
Altitude, operating
–60.96 m to 3,048 m
(–200 ft to 10,000
+ ft)
Altitude, nonoperating
(meters below mean sea level, max) –60.96 m to 12,192 m
(–200 ft to 40,000
+ ft)
Shock, operating (Gs max at 2 msec) 63
Shock, nonoperating (Gs max at 2 msec) 350 Gs
Vibration, operating
5–22 Hz: Limited displacement
23–350 Hz: 0.5 G acceleration
Vibration, nonoperating
5–22 Hz: Limited displacement
23–350 Hz: 5.0 Gs
Drive acoustics, sound power (bels)
Idle*
<2.5 (typical)
2.7 (max) <2.2 (typ)
2.4 (max)
Performance seek
3.4 (typical)
3.7 (max) 3.1 (typical)
3.5 (max)
Nonrecoverable read errors 1 per 10 14 bits read
Mean time between failures
(power-on hours)
600,000
Service life 5 years
Warranty
To determine the warranty for a specific drive, use a web browser to access the follow-
ing web page:
www.seagate.com/support/service/
From this page, click on the “Verify Your Warranty” link. You will be asked to provide
the drive serial number, model number (or part number) and countyr of purchase. The
system will display the warranty information for your drive.
Table 2: Drive specifications
Drive specification ST3200822AS
ST3160827AS
ST3160023AS
ST3160021AS ST3120827AS
ST3120026AS
ST3120022AS ST380817AS
ST380013AS
ST380011AS
ST340111AS
ST340014AS