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Form Factor 3.5" 3.5" 3.5" 3.5"
Interface Ultra160, Ultra2, Ultra SCSI 68-pin Wide
Ultra160, Ultra2, Ultra SCSI 80-pin SCA-2
Formatted Capacity (MB
1
) 9,200 18,400 36,700 73,400
Disk Drive Configuration
Disks 2 3 5 10
Head/Recording Surfaces 3 6 10 20
Bytes per Sector 512
Maximum Areal Density (Gb/sq. in.) 7.7
Encoding/Detection Method 50/52 RLL PRML
Performance Specifications
Typical Seek Times
2
(ms)
Average 4.7 4.7 4.7 5.2
Track-to-Track 0.6 0.6 0.6 0.6
Full Stroke 12 12 12 13
Average Rotational Latency (ms) 3.0
Rotational Speed (RPM) 10,000
Internal Data Rate (Mb/sec) 280 to 478
Sustained Throughput (MB/sec) 25 to 41
Data Transfer Rates (Buffer Host)
Ultra160 SCSI (MB/sec) 160
Ultra2 SCSI (MB/sec) 80
Ultra SCSI (MB/sec) 40
Buffer Size (MB) 8
Reliability Specifications
Data Errors (per bits read)
Recoverable 10 per 10
12
Nonrecoverable 1 per 10
14
Error-Correction Method 352-bit Reed Solomon
Warranty
3
(years) 5
Physical Specifications
Dimensions—inches (mm)
Width 4.00 (101.6) 4.00 (101.6) 4.00 (101.6)
Length 5.76 (146.5) 5.76 (146.5) 5.76 (146.5)
Height 1.00 (25.8) 1.00 (25.8) 1.64 (41.6)
Weight—pounds (kg) 1.4 (0.64) 1.5 (0.68) 2.4 (1.10)
Environmental Limits
Operating
Temperature (˚C) 5 to 50
Non-Condensing Humidity (%) 5 to 85
Vibration (G, 5 to 500 Hz) 0.5
Sound Power (bels, Idle) 3.7 3.8 4.2
Non-Operating
Temperature (˚C) -40 to 70
Non-Condensing Humidity (%) 5 to 95
Shock (G, 2 ms, 1/2 sine) 230 230 150
Vibration (G, 5 to 500 Hz) 2.0
Power Specifications
Voltage Requirements (V) +5V DC±5% +12V DC ±5%
Typical Power Draw (W, Idle)
SCSI 9.7 10.0 14.3
Peak Current (A on +5V/+12V)
SCSI 0.80/2.70 0.80/2.80 0.80/3.00
Specifications subject to change without notice.
©2000 Quantum Corporation. All rights reserved. Quantum and the Quantum logo
are trademarks of Quantum Corporation, registered in the U.S.A. and other countries.
Atlas is a trademark of Quantum Corporation. Products mentioned herein are
for identification purposes only and may be registered trademarks or trademarks
of their respective companies.
Printed in the U.S.A. 60K HGD/ELIPSIS AIIDS0600
For more information about Quantum’s quality products,
call toll free: 1.800.624.5545 in the U.S.A. and Canada,
or visit our worldwide web site: http://www.quantum.com
Quantum Corporation
500 McCarthy Boulevard
Milpitas, California 95035
U.S.A.
1.800.624.5545
Quantum Peripheral Products S.A.
ICC Building D
20 Route de Pre-Bois
1215 Geneva
Switzerland
41.22.929.7600
Quantum Asia-Pacific Pte. Ltd.
9 Temasek Boulevard
#24-01/Suntec City Tower 2
Singapore 038989
65.334.0880
Quantum Peripherals Japan
Shinjuku Square Tower 4F
6-22-1 Nishi-Shinjuku
Shinjuku-ku, Tokyo, 163-11
Japan
81.3.5321.7900
1. Quantum defines a megabyte (MB) as 10
6
or 1,000,000 bytes. 2. Seek times are at nominal conditions and include settling. 3. This warranty is standard when products are
purchased directly through authorized Quantum distributors/dealers. End-user warranties provided by computer manufacturers may vary.
Specifications 9.2 18.4 36.7 73.4 9.2/18.4 36.7 73.4
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