Seagate BARRACUDA ATA II User Manual
High-capacity desktop disc drives ideally suited for
performance PCs, gaming PCs and ATA RAID Subsystems
■
Ultra ATA/66
■
300 Gs nonoperating shock for outstanding reliability
■
7,200 RPM and 8.2-msec average seek time
■
Ships with Seagate’s exclusive 3D Defense System
™
■
Quiet desktop operation
ULTRA ATA/66
BARRACUDA ATA II
FORMATTED CAPACITIES OF 10.2 TO 30.6 GBYTES
www.seagate.com
7,200 RPM
CAPACITY AND INTERFACE
Formatted Gbytes (512 bytes/sector)
Interface
PERFORMANCE
Maximum Internal Transfer Rate (Mbits/sec)
Maximum External Transfer Rate (Mbytes/sec)
Average Sustained Transfer Rate (Mbytes/sec)
Multisegmented Cache
Average Seek (msec)
Average Latency (msec)
Spindle Speed (RPM)
CONFIGURATION/ORGANIZATION
Discs/Heads
Bytes per Sector
Logical CHS
Recording Method (PRML)
RELIABILITY/DATA INTEGRITY
Contact Start-Stops (40°C)
3D Defense System
S.M.A.R.T. Capable
Nonrecoverable Read Errors per Bits Read
Limited Warranty (years)
POWER REQUIREMENTS
+12 VDC ± 10% (amps max)
+5 VDC ± 5% (amps max)
Power Management (watts) Seek
Read/Write
Idle
Standby
ENVIRONMENTAL
Operating Temperature (°C)
Nonoperating Temperature (°C)
Operating Shock @ 2 msec (Gs)
Nonoperating Shock @ 2 msec (Gs)
Acoustics, Idle (bels–sound power)
Performance Seek (bels–sound power)
PHYSICAL
Height (in/mm)
Width (in/mm)
Depth (in/mm)
Weight (lb/g)
Capacity calculated as 1 Gbyte = 109bytes
ST310210A
Barracuda®ATA II
ST320420AST315320A
Barracuda ATA II Barracuda ATA II
3.5
INCH DISC DRIVE
10.2
Ultra ATA/66
364
66.6
>30
2 Mbytes
8.2
4.2
7,200
1/2
512
16,383/16/63
EPRML (16/17)
50,000
Yes
Yes
<1 per 10
14
3
2.0
0.6
11.6
8.5
7.0
1.5
0 to 55
–40 to 65
63
300
3.4
3.9
1/26.1
4/101.85
5.75/147.0
1.2/550
15.3
Ultra ATA/66
364
66.6
>30
2 Mbytes
8.2
4.2
7,200
2/3
512
16,383/16/63
EPRML (16/17)
50,000
Yes
Yes
<1 per 10
14
3
2.0
0.6
11.6
8.5
7.0
1.5
5 to 55
–40 to 65
63
300
3.4
3.9
1/26.1
4/101.85
5.75/147.0
1.2/550
20.4
Ultra ATA/66
364
66.6
>30
2 Mbytes
8.2
4.2
7,200
2/4
512
16,383/16/63
EPRML (16/17)
50,000
Yes
Yes
<1 per 10
14
3
2.0
0.6
11.6
8.5
7.0
1.5
5 to 55
–40 to 65
63
300
3.4
3.9
1/26.1
4/101.85
5.75/147.0
1.2/550
ST330630A
Barracuda ATA II
30.6
Ultra ATA/66
364
66.6
>30
2 Mbytes
8.2
4.2
7,200
3/6
512
16,383/16/63
EPRML (16/17)
50,000
Yes
Yes
<1 per 10
14
3
2.4
0.6
12.5
9.7
8.0
1.5
5 to 55
–40 to 65
63
300
3.4
3.9
1/26.1
4/101.85
5.75/147.0
1.2/550
www.seagate.com
© 2000 Seagate Technology, LLC. All rights reserved. Printed in USA. Seagate, Seagate Technology, the Seagate logo, Barracuda, and the 3D Defense System are either registered
trademarks or trademarks of Seagate Technology, LLC. Other product names are registered trademarks or trademarks of their owners. Seagate reserves the right to change,
without notice, product offerings or specifications. (CS1317-1) Publication Number: 1514A-001, September 2000
CORPORATE HEADQUARTERS Seagate Technology, LLC. 920 Disc Drive, Scotts Valley, California, 95066, United States 831-438-6550
ASIA/PACIFIC Seagate Technology International Ltd. 151 Lorong Chuan, New Tech Park #06-01, Singapore 556741, 65-488-7200
EUROPE, MIDDLE EAST AND AFRICA Seagate Technology SA 62 bis, avenue André Morizet, 92643 Boulogne-Billancourt Cedex, France 33 1-41 86 10 00
■
Ultra ATA/66
■
300 Gs nonoperating shock for outstanding reliability
■
7,200 RPM and 8.2-msec average seek time
■
Ships with Seagate’s exclusive 3D Defense System
■
Quiet desktop operation
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