Seagate ST380215ACE, ST3160215SCE manual Drive specifications summary for 160 and 80 Gbyte models

Table 1:

Drive specifications summary for 160 and 80 Gbyte models

Drive specification

ST3160215SCE,

ST380215SCE,

ST3160215ACE

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/in2

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

4

DB35.3 Series SATA/PATA Product Manual, Rev. F