Table of Contents
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2
Specification summary table
The specifications listed in this table are for quick reference. For details
on specification measurement or definition, see the appropriate section
of this manual.
Drive Specification
6
Guaranteed Mbytes (×10
bytes)
Guaranteed sectors
Bytes per sector
Default sectors per track
Default read/write heads
Default cylinders
Physical read/write heads
Discs
Recording density
BPI (bits/inch max)
Track density
TPI (tracks/inch)
Areal density
2
(Mbits/inch
max)
Spindle speed (RPM)
Internal data-transfer rate (Mbits/
sec max)
I/O data-transfer rate (Mbytes/
sec max)
ATA data-transfer modes
supported
Cache buffer (Kbytes)
Height (mm max)
Width (mm max)
Length (mm max)
Weight (typical)
Track-to-track seek time
(msec typical)
Average seek time (msec typical)
U8 Family Product Manual, Rev. A
ST317221A ST313021A ST38410A
17,245
13,022
33,683,328
25,434,228
512
63
16
16
16,383
16,383
4
3
2
2
349,374
18,700
6,536
5,400
285.5
66.6
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–4
512
26.1
102
147.0
590 grams (1.3 lb)
1.5 (read) 2.1 (write)
8.9
ST34313A
8,622
4,327
16,841,664
8,452,080
16
15
16,383
8,944
2
1
1
1
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