Product manual

4 Barracuda ATA V Product Manual, Rev. E
I/O data transfer
rate (Mbytes/sec
max)
100
ATA data-transfer
modes supported
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–5
Cache buffer 2 Mbytes (2,048 kbytes)
Height (mm max) 26.1
Width (mm max) 101.85
Length (mm max) 147.0
Weight (typical) 635 grams (1.4 lb)
Average latency
(msec)
4.16
Power-on to ready
(sec typical)
10 sec
Standby to ready
(sec 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 time
(msec typical)
9.4 9.0
Average seek, read
(msec typical)
9.4 9.0
Average seek, write
(msec typical)
10.5 10.0
Seek power
typical)
13 watts
Read/write power
(typical)
12 watts
Idle mode (typical) 9.5 watts
Standby mode 0.7 watts (typical), 0.75 watts (max)
Sleep mode 0.7 watts (typical), 0.75 watts (max)
Voltage tolerance
(including noise)
5V ± 5%
12V ± 10%
Drive
specification
ST3120023A ST380023A ST360015A ST340017A ST330013A