Seagate ST9500530NS - Constellation 7200 500 GB Hard Drive Product Manual page 10

Table 1: Drive specifications summary for 500 and 160 GB models
Drive specification
Formatted Gbytes (512 bytes/sector)*
Guaranteed sectors
Heads
Discs
Bytes per sector
Default sectors per track
Default read/write heads
Default cylinders
Recording density, KBPI (kbits/in max)
Track density, KTPI (ktracks/in avg.)
2
Areal density, (Gbits/in avg)
Spindle speed (RPM)
Internal data transfer rate (Mbits/sec max)
Sustained data transfer rate OD (Mbytes/sec max)
I/O data-transfer rate (Mbytes/sec max)
ATA data-transfer modes supported
Cache buffer
Height (mm max)
Width (mm max)
Length (mm max)
Weight (max)
Average latency
Power-on to ready (sec max)
Standby to ready (sec max)
Track-to-track seek time (msec typical)
Average seek, read (msec typical)
Average seek, write (msec typical)
Startup current (typical) 12V (peak)
Voltage tolerance (including noise)
Ambient temperature
Temperature gradient (°C per hour max)
Relative humidity
Relative humidity gradient
Wet bulb temperature (°C max)
Altitude, operating
Altitude, nonoperating !
(below mean sea level, max)
Operational Shock (max at 2 msec)
Non-Operational Shock (max at 2 msec)
4
ST9500530NS
500
976,773,168
6
3
512
63
16
16,383
1,410
200
283
7,200
1,136
95
300
PIO modes 0–4!
Multiword DMA modes 0–2!
Ultra DMA modes 0–6
32 Mbytes
14.8 mm (0.583 inches)
70.0 mm (2.76 inches)
100.5 mm (3.957 inches)
196 grams (0.43 lbs)
4.16 msec
20 sec
6 sec
0.5 read; 0.7 write
8.0
8.4
2.0 amps
5V ± 5%!
12V ± 5%
5° to 55°C (operating)!
–40° to 70°C (nonoperating)
20°C (operating)!
20°C (nonoperating)
5% to 95% (operating)!
5% to 95% (nonoperating)
20% per hour max
37.7 (operating)!
40.0 (nonoperating)
–60.96 m to 3,048 m!
(–200 ft. to 10,000+ ft.)
–60.96 m to 12,192 m!
(–200 ft. to 40,000+ ft.)
70 Gs
400 Gs
Constellation Serial ATA Product Manual, Rev. B
ST9160511NS
160
312,581,808
2
1
188 grams (0.41 lbs)
4 sec