4
DB35.3 Series SATA/PATA Product Manual, Rev. F
Table 1:
Drive specifications summary
for 160 and 80 Gbyte models
Drive specification
ST3160215SCE,
ST3160215ACE
ST380215SCE,
ST380215ACE
Formatted Gbytes (512 bytes/sector)*
160
80
Guaranteed sectors
312,581,808
156,301,488
Bytes per sector
512
Default sectors per track
63
Default read/write heads
16
Default cylinders
16,383
Recording density, max
824 kbits/in
Track density, max
140 ktracks/in
Areal density, max
116.2 Gbits/in
2
Spindle speed
7,200 RPM
Internal data transfer rate, max
930 Mbits/sec
Sustained data transfer rate, max
78 Mbytes/sec
I/O data-transfer rate, max
300 Mbytes/sec (SATA models)
100 Mbytes/sec (PATA models)
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
20.2 mm (0.794 inches)
Width, max
101.6 mm (4.000 inches)
Length, max
146.6 mm (5.772 inches)
Weight, typical
380 grams (0.838 lb.)
370 grams (0.816160GB: lb.)
Average latency
4.16 msec
Power-on to ready, max
16 sec
Standby to ready, max
16 sec
Track-to-track seek time, typical
<1.0 msec read
<1.2 msec write
Average seek, read, typical
<14.0 msec
Average seek, write, typical
<15.0 msec
Startup current (typical) 12V (peak)
2.0 amps
Voltage tolerance (including noise)
5V ± 5%
12V ± 10%
Temperature gradient, max
20°C (operating)
30°C (nonoperating)
Relative humidity
5% to 90% (operating)
5% to 95% (nonoperating)
Relative humidity gradient, per hour max
30%
Wet bulb temperature, max
37.7°C (operating)
40.0°C (nonoperating)
Altitude, operating
–60.96 m to 3,048 m
(–200 ft. to 10,000+ ft.)
Altitude, nonoperating, max
–60.96 m to 12,192 m below mean sea level
(–200 ft. to 40,000+ ft. below mean sea level)
Operational Shock, max
63 Gs at 2 msec
Non-Operational Shock, max
350 Gs at 2 msec
Vibration, operating
5–350 Hz: 0.50 Gs
Vibration, nonoperating
5–350 Hz: 5.0 Gs
