Seagate ST3120020A Product Manual page 14

4
Drive
specification
ATA data-transfer
modes supported
Cache buffer
Height (mm max)
Width (mm max)
Length (mm max)
Weight (typical)
Average latency
(msec)
Power-on to ready
(sec typical)
Standby to ready
(sec typical)
Startup current
(typical) 12V (peak)
Track-to-track seek
time (msec typical)
Average seek time
(msec typical)
Average seek,
read
(msec typical)
Average seek,
write
(msec typical)
Seek power
typical)
Read/write power
(typical)
Idle mode (typical)
Standby mode
Sleep mode
Voltage tolerance
(including noise)
ST3120020A ST380022A
9.4
9.4
10.5
0.7 watts (typical), 0.75 watts (max)
0.7 watts (typical), 0.75 watts (max)
U7 Product Manual, Rev. D
ST360012A
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–5
1 Mbyte (1,024 kbytes)
26.1
101.85
147.0
635 grams (1.4 lb)
4.16
10 sec
10 sec
2.8 amps
1.0 (read), 1.2 (write)
13 watts
12 watts
9.5 watts
5V ± 5%
12V ± 10%
ST340012A ST330012A
9.0
9.0
10.0