Seagate EE25.2 - Series 80 GB Hard Drive Product Manual page 10

Table 1: Specifications for 80 Gbyte models
Drive specification
Formatted (512 bytes/sector)*
Guaranteed sectors
Interface
Bytes per sector
Physical read/write heads
Discs
Cache
Recording density, BPI
Track density. TPI
Areal density
Spindle speed
Internal data transfer rate
I/O data transfer rate
Sustained throughput, typical (nominal operating conditions)
ATA data-transfer modes supported
Height
Width
Length
Weight
Average latency
Power-on to ready
-20 to 85°C for extreme models (75°C for rugged models)
-30 to -20°C (extreme models only)
3 sigma maximum at extreme cold temperature
Standby to ready
-20 to 85°C for extreme models (75°C for rugged models)
-30 to -20°C (extreme models only)
3 sigma maximum at extreme cold temperature
Track-to-track seek time
Average seek time (random)
Average seek, read (random)
Average seek, write (random)
Full-stroke seek
Startup current 5V
Seek power at 25°C
Read power at 25°C
Write power at 25°C
Idle mode (active idle at 25°C)
Standby mode at 25°C
Sleep mode at 25°C
Voltage tolerance (including noise)
Ambient temperature
Operating
Nonoperating
4
ST980817AM ST980818AM
(Extreme) (Rugged)
80 Gbytes
156,301,488
PATA
512
2
1
8 Mbytes
840k bits/inch (typical)
150k tracks/inch (typical)
2
126 Gbits/inch (typical)
5,400 RPM
450 Mbits/sec max
100 Mbytes/sec
45 Mbytes/sec maximum
PIO modes 0–4; Multiword DMA modes 0–2; Ultra DMA modes 0–5
9.5 +/-0.2 mm (0.374 +/-.008 inches)
69.85 +/-0.25 mm (2.750 +/-0.010 inches)
100.2 +/-0.25 mm
(3.945 +/-0.010 inches)
102 grams (0.22 lb) (maximum)
5.6 msec
3.0 seconds (typical), 5 seconds (max)
12 seconds (typical)
<30 seconds
3.0 seconds (typical), 5 seconds (max)
12 seconds (typical)
<30 seconds
1.0 msec (read, typical), 1.5 msec (write, typical)
12.5 msec (typical), 14 msec (max)
13 msec (typical), 14 msec (max)
14 msec (typical), 15 msec (max)
23 msec (typical); 24 msec (max)
1.30 amps (typical)
1.55 amps (max)
1.65 watts / 0.33 amps (typical)
1.40 watts / 0.28 amps (typical)
1.50 watts / 0.30 amps (typical)
1.65 watts / 0.33 amps (typical)
0.26 watts / 0.05 amps (typical)***
0.26 watts / 0.05 amps (typical)***
5V ± 5%
-30° to 85°C (Extreme); -20° to 75°C (Rugged);
–40° to 95°C (Extreme and Rugged)
EE25.2 Series Product Manual, Rev. E
ST980817SM ST980818SM
(Extreme) (Rugged)
SATA
Up to 3 Gbits/sec
100.5 +/- 1.58 mm
(3.957 +/- 0.062 inches)
1.30 amps (typical)
1.55 amps (max)
2.45 watts / 0.49 amps
3.00 watts / 0.60 amps (typical)
2.30 watts / 0.46 amps (typical)
2.35 watts / 0.47 amps (typical)
1.10 watts / 0.22 amps (typical)***
1.10 watts / 0.22 amps (typical)***