Product manual

6 U8 Family Product Manual, Rev. B

1.3 Recording and interface technology

1.4 Physical characteristics

1.5 Seek time

Seek measurements are taken with nominal power at 25°C ambient

temperature. All times are measured using drive diagnostics. The spec-

ifications in the table below are defined as follows:

Interface ATA

Recording method 24/26 EPRML

Recording density BPI (bits/inch) 349,374

Track density TPI (tracks/inch) 18,700

Areal density (Mbits/inch

max) 6,536

Spindle speed (RPM) (± 0.2%) 5,400

Internal data-transfer rate

(Mbits/sec max) 285.5

I/O data-transfer rate

(Mbytes/sec max)

16.6 (PIO mode 4)

66.6 (Ultra DMA mode 4)

Interleave 1:1

Cache buffer (Kbytes) 512

256 (ST34313A)

Drive Specification ST31722A, ST313021A

ST38410A, ST34313A

Maximum height (mm)

(inches)

26.1

1.028

Maximum width (mm)

(inches)

101.8

4.020

Maximum length (mm)

(inches)

147.0

5.78

Typical weight (grams)

(pounds)

590

1.3