SECTION 3
Product Specifications
Models and Capacities
MODEL | 92048U8 | 91792U7 | 91536U6 | 91280U5 | 91024U4 | 90750U3 |
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Formatted Capacity (MB LBA Mode) | 20,480 | 17,920 | 15,360 | 12,800 | 10,240 | 7,500 |
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Maxtor defines one megabyte as 106 or one million bytes and one gigabyte as 109 or one billion bytes.
Drive Configuration
MODEL | 92048U8 | 91792U7 | 91536U6 |
| 91280U5 | 91024U4 | 90750U3 |
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Integrated Controller / Interface |
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Encoding Method |
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| EPR4 RLL 16/17 |
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Interleave |
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| 1:1 |
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Servo System |
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| Embedded |
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Buffer Size / Type |
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| 2 MB SDRAM |
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Data Zones per Surface |
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| 16 |
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Data Surfaces / Heads | 8 | 7 | 6 |
| 5 | 4 | 3 |
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Number of Disks | 4 | 4 | 3 |
| 3 | 2 | 2 |
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Areal Density |
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| 3.7 Gb / in2 |
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Tracks per Surface (Cylinders) |
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| 14,696 |
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Track Density |
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| 14,522 tpi |
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Recording Density |
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| 199 - 255 kbpi |
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Flux Density |
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| 211 - 271 kfci |
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Bytes per Sector / Block |
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| 512 |
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Sectors per Track |
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| 240 - 401 |
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Sectors per Drive | 40,000,464 | 34,999,776 | 30,000,096 |
| 25,000,416 | 19,999,728 | 15,000,048 |
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Performance Specifications
MODEL | 92048U8 | 91792U7 | 91536U6 | 91280U5 | 91024U4 | 90750U3 |
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Seek Times (typical) |
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| 1 ms |
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Average |
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| 9.0 ms |
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Maximum |
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| < 20 ms |
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Average Latency |
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| 4.18 ms |
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Rotational Speed (±0.1%) |
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| 7,200 RPM |
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Controller Overhead |
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| < 0.5 ms |
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Data Transfer Rate |
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To/from Interface |
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| up to 66.7 MB/sec |
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(Ultra DMA - Mode 2) |
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To/from Interface |
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| up to 16.7 MB/sec |
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(PIO |
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To/from Media |
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| up to 32.4 MB/sec |
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Start Time (0 to Drive Ready) |
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| < 8.8 sec typical |
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3 – 1