2 | U Series 5 Family Product Manual, Rev. B |
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 | ST340823A | ST330621A | ST320413A | ST315311A | ST310211A |
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Formatted Gbytes |
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(×106 bytes) | 40 | 30 | 20 | 15 | 10 |
Guaranteed sectors | 78,165,360 | 58,633,344 | 39,102,336 | 29,336,832 | 19,541,088 |
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Bytes per sector |
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| 512 |
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Default sectors per |
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track |
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| 63 |
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Default read/write |
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heads |
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| 16 |
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Default cylinders |
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| 16,383 |
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Physical read/write |
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heads | 4 | 3 | 2 | 2 | 1 |
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Discs | 2 | 2 | 1 | 1 | 1 |
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Recording density |
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BPI (bits/inch max) |
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| 477,800 |
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Track density |
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TPI (tracks/inch) |
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| 31,100 |
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Areal density |
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(Mbits/inch2 max) |
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| 14,860 |
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Spindle speed |
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(RPM) |
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| 5,400 |
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Internal |
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fer rate (Mbits/sec |
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| 376 |
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max) |
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I/O |
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rate (Mbytes/sec |
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| 100 |
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max) |
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ATA |
| PIO modes |
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modes supported |
| Multiword DMA modes |
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| Ultra DMA modes |
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Cache buffer |
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(Mbytes) |
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| 1 |
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Height (mm max) |
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| 26.1 |
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Width (mm max) |
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| 101.85 |
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Length (mm max) |
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| 147.0 |
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