SECTION 3
Product Specifications
Models and Capacities
MODEL |
| 91741U4 | 91301U3 | 90871U2 | 90431U1 |
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Formatted Capacity (MB LBA Mode) |
| 17,410 | 13,010 | 8,700 | 4,343 |
Maxtor defines one megabyte as 106 or one million bytes and one |
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gigabyte as 109 or one billion bytes. |
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Drive Configuration
MODEL | 91741U4 |
| 91301U3 |
| 90871U2 | 90431U1 |
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Integrated Controller / Interface |
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Encoding Method | EPR4 RLL 16/17 |
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Interleave |
| 1:1 |
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Servo System |
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| Embedded |
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Buffer Size / Type | 512 KB SDRAM |
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Data Zones per Surface |
| 16 |
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Data Surfaces / Heads | 4 |
| 3 |
| 2 | 1 |
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Number of Disks | 2 |
| 2 |
| 1 | 1 |
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Areal Density |
| 6,408 Mb / in2 |
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Track Density |
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| 19,300 tpi |
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Recording Density |
| 278 - 332 kbpi |
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Flux Density |
| 295 - 353 kfci |
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Bytes per Sector / Block |
| 512 |
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Sectors per Drive | 34,004,880 |
| 25,410,672 |
| 16,992,864 | 8,483,328 |
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Performance Specifications
MODEL | 91741U4 |
| 91301U3 |
| 90871U2 | 90431U1 |
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Seek Times (ty p ic al) |
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| 1.0 ms |
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Average |
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| 9.5 ms |
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Maximum |
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| < 20.0 ms |
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Average Latency |
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| 5.55 ms |
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Rotational Speed (± 0 .1 % ) |
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| 5,400 RPM |
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Controller Overhead |
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| < 0.3 ms |
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Data Transfer Rate |
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To/From Interface | up to 66.7 MB/sec |
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(U ltraD M A - M 4 ) |
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To/From Interface | up to 16.7 MB/sec |
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(P IO 4 /M u |
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To/From Media | up to 34.2 MB/sec |
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Start Time (0 to D riv e R e ad y ) |
| 7.3 sec typical |
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3 – 1
