Seagate ST960210A ユーザーズマニュアル

LD25 Series 5400.2 Product Manual, Rev. C

3

Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal 
power. For convenience, the phrases the drive and this drive are used throughout this manual to indicate 
ST980210A,  ST980210AS, ST960210A, ST960210AS, ST940210A, ST940210AS and ST920210AS model 
drives.

The specifications listed in the following two tables are provided for quick reference. For details on specification 
measurement or definition, see the appropriate section of this manual.  

Formatted Gbytes (512 bytes/sector)*

80

60

40

Guaranteed sectors

156,501,488

117,210,240

78,340,160

Bytes per sector

512

Default sectors per track

63

Default read/write heads

16

Default cylinders

16,383

Spindle speed (RPM)

5,400

Internal data transfer rate OD (Mbytes/sec max)

>40

I/O data-transfer rate (Mbytes/sec max)

100

ATA data-transfer modes supported

PIO modes 0–4

 

Multiword DMA modes 0–2

 

Ultra DMA modes 0–5

Cache buffer (Mbytes)

2

Height

9.5 ± 0.2 mm (0.374 ± .008 inches)

Width

69.85 ± 0.25 mm (2.750 ± 0.010 inches)

Length

100.2 ± 0.25 mm (3.945 ± 0.010 inches)

Weight (typical)

100 grams (0.22 lb)

Average latency (msec)

5.6

Power-on to ready (sec typical)

3.0

Standby to ready (sec typical)

3.0

Track-to-track seek time (msec typical)

1.0 (read), 1.5 (write)

Average seek, read (msec typical)

<14

Average seek, write (msec typical)

<15

Full-stroke seek (msec)

<23 (read); <26 (write)

Startup current 5V (amps typical) (max = +/- 10%)

1.0

Seek power, random r/w, desktop usage (watts, typical)

2.3

Idle mode (watts, typical)

1.95