Hard Disk Drive Interface
Item |
| Specification | |
Vendor & Model Name | HGST: |
| SEAGATE: |
| HTS542512K9SA00 |
| ST9120817AS |
| HTS542525K9SA00 |
| ST9160827AS |
| HTS542516K9SA00 |
| ST9250827AS |
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Capacity (GB) | 120 |
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| 160 |
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| 250 |
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| 320 |
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Bytes per sector | 512 |
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Data heads | 2 |
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4 for Toshiba and HGST | 4 |
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Drive Format |
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Disks | 1 |
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Spindle speed (RPM) | 5400 RPM |
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Performance Specifications |
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Buffer size | 8M |
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Interface | SATA |
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Max. media transfer rate | 100, 150 |
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Data transfer rate (host~buffer, Mbytes/s) |
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Ultra DMA | 100 MB/Sec. |
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DC Power Requirements |
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Voltage tolerance | 5V(DC) +/- 5% |
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18 | Chapter 1 |