Seagate ST3250623NS Product Manual page 10

Table 1: Drive specifications
Drive specification
Formatted Gbytes (512 bytes/sector)
Guaranteed sectors
Bytes per sector
Default sectors per track
Default read/write heads
Default cylinders
Recording density in BPI (bits/inch max) 763,000
Track density TPI (tracks/inch avg)
2
Areal density (Mbits/inch
Spindle speed (RPM)
Internal data transfer rate (Mbytes/sec
max)
Sustained transfer rate OD (Mbytes/sec) 65
I/O data transfer rate (Mbytes/sec max)
ATA data-transfer modes supported
SATA data-transfer modes supported
Cache buffer
Height (max)
Width (max)
Length (max)
Weight (max) grams / lb.
Average latency (msec)
Power-on to ready (typical)
Standby to ready (typical)
Track-to-track seek time (msec typical)
Average seek, read (msec typical)
Average seek, write (msec typical)
Startup current (typical) 12V (peak)
Seek power (typical) watts
Operating power (typical) watts
Idle mode (typical) watts
Standby mode (typical) watts
Sleep mode
Voltage tolerance
(including noise)
Ambient temperature
4
ST3400832NS
400
781,422,768
512
63
16
16,383
120,000
avg) 91,560
7,200
95
150
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–6
1.5 Gbits/sec
8 Mbytes
26.11 mm (1.028 inches)
101.85 mm (4.010 inches)
146.99 mm (5.787 inches)
635 / 1.39
4.16
10 sec
10 sec
0.8 (read), 1.0 (write)
8.0
9.0
2.8 amps
9.9
9.2
7.71
1.2
1.2
5V ± 5%
12V ± 10%
0° to 60°C (op.)
–40° to 70°C (nonop.)
ST3400632NS ST3250823NS
250
488,397,168
16 Mbytes 8 Mbytes
NL35 Series SATA Product Manual, Rev. B
ST3250623NS
16 Mbytes