Seagate ST34321A Product Manual - Page 14

Supported CHS translation geometries, Physical organization, Recording and interface technology

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6 Medalist 8641, 6531, 4321, 3221 and 2110, Rev. B 1.1.2 Supported CHS translation geometries These drives support any translation geometry that satisfies all of the following conditions: • Sectors per track ≤ 63 • Cylinders ≤ 16,383 (for drives over 8.4 Gbytes) • Heads ≤ 16 The ST38641A logical cylinders are: Logical cylinders=16,809,660 / (logical sectors per track × logical heads) The ST36531A logical cylinders are: Logical cylinders=12,706,470 / (logical sectors per track × logical heads) The ST34321A logical cylinders are: Logical cylinders=8,404,830 / (logical sectors per track × logical heads) The ST33221A logical cylinders are: Logical cylinders=6,303,024 / (logical sectors per track × logical heads) The ST32110A logical cylinders are: Logical cylinders=4,124,736 / (logical sectors per track × logical heads) 1.2 Physical organization Drive Model ST38641A ST36531A ST34321A ST33221A ST32110A Read/Write heads (MR) 8 6 4 4 2 Number of discs 4 3 2 2 1 1.3 Recording and interface technology Interface ATA Recording method 16/17 (0,14) ZBR Recording density (bits/inch) 153,870 Track density (tracks/inch) Areal density (Mbits/inch2) 9,190 1,581

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1.1.2
Supported CHS translation geometries
These drives support any translation geometry that satisfies
all
of the
following conditions:
•
Sectors per track
≤
63
•
Cylinders
≤
16,383 (for drives over 8.4 Gbytes)
•
Heads
≤
16
The ST38641A logical cylinders are:
Logical cylinders=16,809,660 / (logical sectors per track
×
logical heads)
The ST36531A logical cylinders are:
Logical cylinders=12,706,470 / (logical sectors per track
×
logical heads)
The ST34321A logical cylinders are:
Logical cylinders=8,404,830 / (logical sectors per track
×
logical heads)
The ST33221A logical cylinders are:
Logical cylinders=6,303,024 / (logical sectors per track
×
logical heads)
The ST32110A logical cylinders are:
Logical cylinders=4,124,736 / (logical sectors per track
×
logical heads)
1.2
Physical organization
Drive Model
Read/Write heads (MR)
Number of discs
ST38641A
8
4
ST36531A
6
3
ST34321A
4
2
ST33221A
4
2
ST32110A
2
1
1.3
Recording and interface technology
Interface
ATA
Recording method
16/17 (0,14) ZBR
Recording density (bits/inch)
153,870
Track density (tracks/inch)
9,190
Areal density (Mbits/inch
2
)
1,581
6
Medalist 8641, 6531, 4321, 3221 and 2110, Rev. B