2.0Drive specifications
Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. For convenience, the phrases the drive and this drive are used throughout this manual to indicate ST612712DE, ST612712DEG, ST610712DE, ST610712DEG, ST680712DE, ST680712DEG, ST660712DE and ST660712DEG model drives.
2.1Power, access times and acoustics
The specifications listed in this table are for quick reference. For details on specification measurement or defi- nition, see the appropriate section of this manual.
Table 1: | Specifications |
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| ST612712DEG | ST610712DEG | ST680712DEG | ST660712DEG |
Drive specification | ST612712DE | ST610712DE | ST680712DE | ST660712DE | |
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Formatted Gbytes | 12.0 | 10.0 | 8.0 | 6.0 | |
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Guaranteed sectors | 23,438,016 | 19,533,024 | 15,625,008 | 11,719,008 | |
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Physical heads | 2/1 |
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Physical discs |
| 1 |
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Bytes per sector (logical) | 512 |
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Cache (Mbytes) | 2 |
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Recording density, BPI (bits/inch max) | 933,000 |
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Track density. TPI (tracks/inch max) | 140,000 |
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Areal density (Gbits/inch2 max) | 130.6 |
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Spindle speed (RPM) | 3,600 |
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Internal data transfer rate OD (Mbits/sec max) | 130.0 |
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Sustained data transfer rate OD (Mbytes/sec) | 10.2 |
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I/O | 66.7 (UDMA 4) |
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ATA | PIO modes |
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| Multiword DMA modes |
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| Ultra DMA modes |
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Height (max) |
| 5.1 mm (0.2009 inches) |
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Width |
| 40.0 |
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Length |
| 30.0 |
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Weight |
| 13.6 gm - 0.3000 lb. (typ) |
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Average latency (msec) | 8.3 |
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1.0 / 2.5 |
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Standby to ready (sec typical / max) (without retry) | 1.0 / 2.5 |
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Startup current 3.3v (peak) | 330 mA |
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(maximum RMS in 10ms window) |
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Seek power (typical 3.3V) | 154 mA |
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ST1.3 Series Product Manual, Rev. C | 3 |