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The ST32531A supports any translation geometry that satisfies the
sectors and head limitations above, and
• (Sectors per track) ×
(Read/Write heads)
×
(cylinders)
≤4,995,648
1.2 Physical organization
ST33240A ST32531A
Read/Write heads 8 6
Discs 4 3
1.3 Recording and interface technology
Interface ATA
Recording method 2/3 (1,7) RLL
Recording density (bits/inch) 108,770
Track density (tracks/inch) 5,104
Areal density (Mbits/inch
2
) 553.82
Spindle speed (RPM)
( ± 0.5%)
4,500
Internal data-transfer rate
(Mbits per second max)
88
I/O data-transfer rate
(Mbytes per second max)
16.6 (PIO mode 4 with IORDY)
16.6 (multiword DMA mode 2)
Interleave 1:1
Cache buffer (Kbytes) 128
1.4 Physical characteristics
Maximum height (mm)
(inches)
26.2
1.03
Maximum width (mm)
(inches)
102.1
4.02
Maximum length (mm)
(inches)
146.9
5.78
Typical weight (grams)
(pounds)
567.5
1.25
6 Medalist 3240 and Medalist 2531 Product Manual, Rev. A