Device Overview
1.2 Device Specifications
1.2.1 Specifications summary
Table 1.1 shows the specfications of the disk drives (MHJ Series and MHK Series).
Table 1.1 Specifications (1/2)
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| MHJ2181AT |
| MHK2120AT | MHK2090AT |
| MHK2060AT |
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Format Capacity (*1) | 18.1 GB |
| 12.0 GB | 9.0 GB |
| 6.0 GB | |
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Number of Heads | 6 |
| 4 | 3 |
| 2 | |
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Number of Cylinders (User) |
| 14,784 |
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Bytes per Sector |
| 512 |
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Recording Method |
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| 16/17 MTR |
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Track Density |
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| 24,300 TPI |
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Bit Density |
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| 383 Kbpi |
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Rotational Speed |
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| 4,200 rpm ± 1% |
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Average Latency |
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| 7.14 ms |
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Positioning time (read and seek) |
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• Minimum (Track to Track) |
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| 1.5 ms (typ.) |
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• | Average |
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| Read: 13 ms (typ.) |
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• | Maximum (Full) |
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| 23 ms (typ.) |
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Start/Stop time |
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• Start (0 rpm to Drive Read) |
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| Typ.: | 5 sec |
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• Stop (at Power Down) |
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| Typ.: | 5 sec |
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Interface |
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Data Transfer Rate |
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• | To/From Media |
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| 12.5 to 22.3 MB/s |
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• | To/From Host |
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| 66.6 MB/s Max. |
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Data Buffer Size |
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| 512 KB |
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Physical Dimensions | 12.5 mm × |
| 9.5 mm × 100.0 mm ×70.0 mm | ||||
(Height × Width × Depth) | 100.0 mm × |
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| 70.0 mm |
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Weight | 145 g |
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| 98 g |
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*1: Capacity under the LBA mode.
