Seagate STM303004N1AAA-RK DiamondMax 21 PATA Product Manual - Page 14

Drive specifications summary

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Table 3: Drive specifications summary for the 160 and 80 Gbyte model 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 Track density Areal density Spindle speed Internal data transfer rate Sustained data transfer rate OD I/O data-transfer rate ATA data-transfer modes supported Cache buffer Height (max) Width (max) Length (max) Weight (max) Average latency Power-on to ready (max) Standby to ready (max) Track-to-track seek time (typical) Average seek, read (typical) Average seek, write (typical) Startup current (typical) 12V (peak) Voltage tolerance (including noise) Ambient temperature Temperature gradient Relative humidity Relative humidity gradient Wet bulb temperature Altitude, operating Altitude, nonoperating (below mean sea level, max) Operational Shock Non-Operational Shock STM3160215A 160 312,581,808 2 1 512 63 16 16,383 824 kbits/in max 137.259 ktracks/in avg. 101 Gbits/in2 avg 7,200 RPM 930 Mbits/sec max 78 Mbytes/sec max 100 Mbytes/sec max PIO modes 0-4 Multiword DMA modes 0-2 Ultra DMA modes 0-5 2 Mbytes 19.99 mm (0.787 inches) 101.6 mm (4.000 inches) +/- 0.010 inches 146.99 mm (5.787 inches) 380 grams 4.16 msec 7.9 sec 7.9 sec

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8
DiamondMax 21 PATA Product Manual, Rev. B
Table 3:
Drive specifications summary
for the 160 and 80 Gbyte model
Drive specification
STM3160215A
STM380215A
Formatted Gbytes (512 bytes/sector)*
160
80
Guaranteed sectors
312,581,808
156,301,488
Heads
2
1
Discs
1
Bytes per sector
512
Default sectors per track
63
Default read/write heads
16
Default cylinders
16,383
Recording density
824 kbits/in max
Track density
137.259 ktracks/in avg.
Areal density
101 Gbits/in
2
avg
Spindle speed
7,200 RPM
Internal data transfer rate
930 Mbits/sec max
Sustained data transfer rate OD
78 Mbytes/sec max
I/O data-transfer rate
100 Mbytes/sec max
ATA data-transfer modes supported
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–5
Cache buffer
2 Mbytes
Height (max)
19.99 mm (0.787 inches)
Width (max)
101.6 mm (4.000 inches) +/- 0.010 inches
Length (max)
146.99 mm (5.787 inches)
Weight (max)
380 grams
365 grams
Average latency
4.16 msec
Power-on to ready (max)
7.9 sec
Standby to ready (max)
7.9 sec
Track-to-track seek time (typical)
<1.0 msec (read),
<1.2 msec (write)
Average seek, read (typical)
<11.0 msec
Average seek, write (typical)
<12.0 msec
Startup current (typical) 12V (peak)
2.8 amps
Voltage tolerance (including noise)
5V ± 5%
12V ± 10%
Ambient temperature
0° to 60°C (operating)
–40° to 70°C (nonoperating)
Temperature gradient
20°C per hour max (operating)
30°C per hour max (nonoperating)
Relative humidity
5% to 90% (operating)
5% to 95% (nonoperating)
Relative humidity gradient
30% per hour max
Wet bulb temperature
37.7°C max) (operating)
40.0°C max) (nonoperating)
Altitude, operating
–60.96 m to 3,048 m
(–200 ft. to 10,000+ ft.)
Altitude, nonoperating
(below mean sea level, max)
–60.96 m to 12,192 m
(–200 ft. to 40,000+ ft.)
Operational Shock
63 G max at 2 msec
Non-Operational Shock
350 G max at 2 msec