seagate ST380021A, ST360021A, ST340016A, ST320011A Product Manual
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Barracuda ATA IV Family
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ST380021A, ST360021A,
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ST340016A, ST320011A
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Ultra ATA Interface Drives
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Product Manual
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Barracuda ATA IV Family
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ST380021A, ST360021A,
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ST340016A, ST320011A
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Ultra ATA Interface Drives
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Product Manual
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2001 Seagate Technology LLC All rights reserved
Publication Number: 100129212, Rev. B, October 2001
Seagate, Seagate Technology and the Seagate logo are registered
trademarks of Seagate Technology LLC. Barracuda, DiscWizard, SeaShield, SeaShell and 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. No part of this publication may be reproduced in any
form without written permission from Seagate Technology LLC.
Barracuda ATA IV Family Product Manual, Rev. B iii
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Specification summary table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1.0 Drive specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.1 Formatted capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.1.1 Default logical geometry . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.2 Physical organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
1.3 Recording and interface technology . . . . . . . . . . . . . . . . . . . . 6
1.4 Physical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1.5 Seek time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1.6 Start/stop times . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
1.7 Power specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
1.7.1 Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
1.7.2 Conducted noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1.7.3 Voltage tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1.7.4 Power-management modes . . . . . . . . . . . . . . . . . . . . . 10
1.8 Environmental specifications . . . . . . . . . . . . . . . . . . . . . . . . 11
1.8.1 Ambient temperature . . . . . . . . . . . . . . . . . . . . . . . . . . 11
1.8.2 Temperature gradient . . . . . . . . . . . . . . . . . . . . . . . . . . 12
1.8.3 Humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
1.8.4 Altitude . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
1.8.5 Shock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
1.8.6 Vibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
1.9 Drive acoustics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
1.10 Electromagnetic immunity . . . . . . . . . . . . . . . . . . . . . . . . . . 15
1.11 Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
1.12 Agency certification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
1.12.1 Safety certification . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
1.12.2 Electromagnetic compatibility . . . . . . . . . . . . . . . . . . . 16
1.12.3 FCC verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
iv Barracuda ATA IV Family Product Manual, Rev. B
2.0 Configuring and mounting the drive . . . . . . . . . . . . . . . . . . . 19
2.1 Handling and static-discharge precautions . . . . . . . . . . . . . . 19
2.2 Jumper settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
2.2.1 Master/slave configuration . . . . . . . . . . . . . . . . . . . . . . 20
2.2.2 Cable-select option . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2.2.3 Alternate capacity jumper . . . . . . . . . . . . . . . . . . . . . . . 21
2.2.4 Ultra ATA/100 cable . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
2.3 Drive mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.0 ATA interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
3.1 ATA interface signals and connector pins . . . . . . . . . . . . . . 25
3.1.1 Supported ATA commands . . . . . . . . . . . . . . . . . . . . . . 27
3.1.2 Identify Device command . . . . . . . . . . . . . . . . . . . . . . . 28
3.1.3 Set Features command . . . . . . . . . . . . . . . . . . . . . . . . . 33
3.1.4 S.M.A.R.T. commands . . . . . . . . . . . . . . . . . . . . . . . . . 34
Barracuda ATA IV Family Product Manual, Rev. B v
Figures
Figure 1. Typical startup and operation current profile . . . . . . . . . . . . 9
Figure 2. Master/slave jumper settings . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 3. Ultra ATA cable connectors . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 4. Mounting dimensions—top, side and end view . . . . . . . . . 23
vi Barracuda ATA IV Family Product Manual, Rev. B
Barracuda ATA IV Family Product Manual, Rev. B 1
Introduction
This manual describes the functional, mechanical and interface specifications for the ST380021A, ST360021A, ST340016A and ST320011A.
These drives provide the following key features:
7,200-RPM spindle spe ed and 2-Mbyte buffer combine for supe rior
•
desktop performance
High instantaneous ( burst) data-tr ansfer rate s (up to 100 Mbyte s per
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second) using Ultra DMA mode 5
Giant magnetoresistive (GMR) recording heads and EPRML technol-
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ogy, which provide the drives with increased areal density
State-of-the-art cache and on-the-fly error-correction algorithms
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Full-track multiple-sector transfer capability without local processor
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intervention
Quiet operation
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350 Gs nonoperating shock
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The innovative, sh oc k- ab so rb ing Se aS hield
•
against electrostatic discharge ( ESD) and other handling d amage. It
also includes installation instructions and jumper settings.
®
cover protects t he d riv e
SeaTools diagnostic software performs a drive self-test that eliminates
•
unnecessary drive returns.
The 3D Defense System™, which includes Drive Defense, Data
•
Defense and Diagnostic De fense , offers the indust ry’s mo st com prehensive protection for disc drives.
Support for S.M.A.R.T. drive monitoring and reporting
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Support for Read Multiple and Write Multiple commands
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Support for autodetection of master/slave drives that use cable select
•
(CSEL)
2 Barracuda ATA IV Family Product Manual, Rev. B
Specification summary table
The specifications listed in this table are for quick reference. For details
on specification measurement or definition, see the appropriate section
of this manual.
Drive specification ST380021A ST360021A ST340016A ST320011A
Formatted Gbytes
(512 bytes/sector) 80.0 60.0 40.0 20.0
Guaranteed sectors 156,301,488 117,231,408 78,165,360 39,102,336
Bytes per sector 512
Default sectors per
track 63
Default read/write
heads 16
Default cylinders 16,383
Physical read/write
heads 4 3 2 1
Discs 2 2 1 1
Recording density
BPI (bits/inch max) 540,000
Track density TPI
(tracks/inch max) 58,000
Areal density
(Mbits/inch
Spindle speed
(RPM) 7,200
Internal data-
transfer rate OD
(Mbits/s e c m a x)
I/O data-transfer rate
(Mbytes/sec max) 100
ATA data-transfer
modes supported
Cache buffer 2 Mbytes
Height (mm max) 26.1
Width (mm max) 101.8
Length (mm max) 147.0
Weight (typical) 635 grams (1.4 lb)
2
max) 31,300
555
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–5
Barracuda ATA IV Family Product Manual, Rev. B 3
Drive specification ST380021A ST360021A ST340016A ST320011A
Average latency
(msec) 4.16
Power-on to ready
(sec typical) 10 sec
Standby to ready
(sec typical) 10 sec
Startup current
(typical) 12V (peak) 2.8 amps
Track-to-track seek
time (msec typical) 1.0 (read), 1.2 (write)
Average seek time
(msec typical) 9.5 9.0
Average seek, read
(msec typical) 9.5 9.0
Average seek, write
(msec typical) 10.5 10.0
Seek power (typical) 13.0 watts
Read/write power
(typical) 12.5 watts
Idle mode (typical) 9.8 watts
Standby mode 1.15 watts (typical), 1.3 watts (max)
Sleep mode 0.9 watts (typical), 1.1 watts (max)
Voltage tolerance
(including noise)
Ambient
temperature 0° to 60°C (op.), –40° to 70°C (nonop.)
Temperature gradi-
ent (°C per hour
max)
Relative humidity
(op. and nonop.)
Relative humidity
gradient 30% per hour max
Wet bulb temperature (°C max) 30 (op.), 40 (nonop.)
Altitude, operating –198.12 m to 3,048 m (–650 ft to 10,000
5V ± 5%
12V ± 10%
20°C (op.)
30°C (nonop.)
5% to 90% (op.)
5% to 95% (nonop.)
+
ft)
4 Barracuda ATA IV Family Product Manual, Rev. B
Drive specification ST380021A ST360021A ST340016A ST320011A
Altitude,
nonoperating
(meters below mean
sea level, max) –198.12 m to 12,192 m (–650 ft to 40,000
Shock, operating
(Gs max at 2 msec) 63
Shock, nonoperating
(Gs max at 2 msec) 350 Gs
Vibration, operating 0.5 Gs (0 to peak, 22–350 Hz)
Vibration,
nonoperating 5 Gs (0 to peak, 22–350 Hz)
Drive acoustics
Sound power (bels)
+
ft)
FDB:
Idle*
Quiet seek
Performance seek
Nonrecoverable
read errors 1 per 10
Mean time between
failures
(power-on hours)
Contact start-stop
cycles (25°C, 40%
relative humidity)
SeaShield Yes
*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T.
specification, which may increase acoustic and power to operational levels
2.5 (typical), 2.7 (max)
2.8 (typical), 3.0 (max)
3.3 (typical), 3.6 (max)
14
bits read
600,000
50,000
2.1 (typical), 2.3 (max)
2.4 (typical), 2.6 (max)
3.0 (typical), 3.4 (max)
.
Barracuda ATA IV Family Product Manual, Rev. B 5
1.0 Drive specifications
Unless otherwise noted, all specifications are measured under ambient
conditions, at 25 °C, and no min al power. For convenie nc e, t he phr ases
the drive
ST380021A, ST360021A, ST340016A and the ST320011A.
1.1 Formatted capacity
and
this drive
are used throughout this manu al to indic ate th e
Guaranteed
Drive model Formatted Gbytes
ST380021A 80.0 156,301,488 512
ST360021A 60.0 117,231,408 512
ST340016A 40.0 78,165,360 512
ST320011A 20.0 39,102,336 512
sectors
Bytes per
sector
1.1.1 Default logical geometry
Sectors per
CHS mode Cylinders Read/write heads
ST380021A 16,383 16 63
ST360021A 16,383 16 63
ST340016A 16,383 16 63
ST320011A 16,383 16 63
LBA mode
When addressing these drives in LBA mode, a ll blocks (sectors) are
consecutively numbered from 0 to
guaranteed sectors as defined above
n–1,
.
where
n is
track
the number of
6 Barracuda ATA IV Family Product Manual, Rev. B
1.2 Physical organization
Drive model Read/write heads Number of discs
ST380021A 4 2
ST360021A 3 2
ST340016A 2 1
ST320011A 1 1
1.3 Recording and interface technology
Interface ATA
Recording method 16/17 EPRML
Recording density BPI (bits/inch max) 540,000
Track density TPI (tracks/inch max) 58,000
Areal density (Mbits/inch
Spindle speed (RPM) (± 0.2%) 7,200
Internal data-transfer rate OD
(Mbits/sec max) 555
2
max) 31,300
I/O data-transfer rate
(Mbytes/sec max)
Interleave 1:1
Cache buffer 2 Mbytes
16.6 (PIO mode 4)
100 (Ultra DMA mode 5)
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