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4th generation Magneto-Resistive (MR) heads 10,000 RPM rotational speeds Advanced interfaces including UltraSCSI, Ultra2 (LVD) and Fibre Channel Data transfer rates of 100 MB/second Seek times of 7.5 ms 1,000,000 hour MTBF |
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4.55 GB SCSI-3 WIDE
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4th generation Magneto-Resistive (MR) heads 10,000 RPM rotational speeds Advanced interfaces including UltraSCSI, Ultra2 (LVD) and Fibre Channel Data transfer rates of 100 MB/second Seek times of 7.5 ms 1,000,000 hour MTBF |
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Features |
MAC3045 |
MAC3091 |
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Capacity (formatted) |
4.55 GB |
9.1 GB |
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Disks/Heads |
3/5 |
5/10 |
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Track capacity (formatted) |
103,154 to 162,774 bytes (14 zones) |
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Bytes/sector |
512 |
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Cylinders |
8,690 |
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Sectors/track |
156 to 248 (14 zones) |
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Recording density |
116,000 to 159,000 Bpi (14 zones) |
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Track density |
9,200 tpi |
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Buffer size |
512 KB |
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Interface |
SCSI - 2/3, ULTRA, ULTRA2 (LVD), FC-AL |
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Seek time |
Track to Track |
Read: 0.8 ms (Typ); Write: 1.0 ms (Typ) |
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Average |
Read: 7.5 ms (Typ); Write: 8.5 ms (Typ) |
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Full Track |
Read: 16 ms (Typ); Write: 17 ms (Typ) |
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Data transfer rate |
To/from media |
15.5 to 27.5 MB/s |
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To/from host |
10/20/40/80/100 (burst sync) |
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Start time |
30 s (Typ) |
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Stop time |
30 s (Typ) |
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Rotational speed (RPM) |
10,033 |
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Average latency |
2.99 ms |
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Physical Specifications |
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Power requirements |
Voltage |
12VDC ± 5% @ 0.94A 5VDC ± 5% @ 0.75A |
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Spin-up |
12V @ 2.5A 5V @ 0.75A |
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Read/write (80 iops) |
12V @ 1.21A 5V @ 1.0A |
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Idle (ready) |
14.0 W (Typ) |
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Dimensions |
Height |
25.4 mm (1.0 in.) |
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Width |
101.6 mm (4.0 in.) |
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Depth |
146.0 mm (5.7 in.) |
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Weight |
60g/0.6kg |
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Ambient temperature |
Operating |
5°C to 55°C |
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Non-operating |
-10°C to 60°C |
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Gradient |
15°C/H Max |
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Relative humidity |
Operating |
20% to 80% RH |
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Non-operating |
20% to 80% RH (non-condensing) |
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Max wet bulb |
29°C |
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Vibration |
Operating |
0.5 G (20 to 250 Hz) |
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Non-operating |
5.0 G (20 to 250 Hz) |
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Shock |
Operating |
5 G (half-sin pulse, 10 ms duration) |
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Non-operating |
60 G (half-sin pulse, 10 ms duration) |
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Altitude |
Operating |
3,000 m (10,000 ft.) Max |
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Non-operating |
12,000 m (40,000 ft.) Max |
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Acoustic noise |
Idle/seek |
4.0/4.5 dBA |
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Reliability Specifications |
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MTBF |
1,000,000 hours |
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MTTR |
0.5 H (Max) |
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Unrecoverable |
10 per 1015 bits read |
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Seek |
10 per 108 seeks |
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Technologies |
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Ending/decoding |
8,9 PRML |
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Recording method |
Rotary VCM (embedded servo) |
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