Seagate Medalist 3240 User manual

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Medalist 3240
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Medalist 2531
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ATA Interface Drives
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Product Manual
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Medalist 3240 (ST33240A)
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Medalist 2531 (ST32531A)
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ATA Interface Drives
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Product Manual
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1997 Seagate Technology, Inc. All rights reserved
Publication Number: 20401033-001, Rev. A, May 1997
Seagate, Seagate Technology, the Seagate logo, Medalist and the
Medalist logo are either trademarks or registered trademarks of Seagate
Technology, Inc. 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, Inc.

Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Specification summary table . . . . . . . . . . . . . . . . . . . 2
1.0 Drive specifications . . . . . . . . . . . . . . . . . . . . . . 5
1.1 Formatted capacity . . . . . . . . . . . . . . . . . . . . . 5
1.1.1 Default logical geometry . . . . . . . . . . . . . . . . 5
1.1.2 Supported CHS translation geometries . . . . . . . . 5
1.2 Physical organization . . . . . . . . . . . . . . . . . . . . 6
1.3 Recording and interface technology . . . . . . . . . . . . . 6
1.4 Physical characteristics . . . . . . . . . . . . . . . . . . . 6
1.5 Seek time . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1.6 Start/stop times . . . . . . . . . . . . . . . . . . . . . . . 7
1.7 Power specifications . . . . . . . . . . . . . . . . . . . . . 8
1.7.1 Power consumption . . . . . . . . . . . . . . . . . . 8
1.7.2 Conducted noise . . . . . . . . . . . . . . . . . . . . 9
1.7.3 Voltage tolerance . . . . . . . . . . . . . . . . . . . . 9
1.7.4 Power-management modes . . . . . . . . . . . . . . 10
1.8 Environmental tolerances . . . . . . . . . . . . . . . . . . 11
1.8.1 Ambient temperature . . . . . . . . . . . . . . . . . . 11
1.8.2 Temperature gradient . . . . . . . . . . . . . . . . . 11
1.8.3 Humidity . . . . . . . . . . . . . . . . . . . . . . . . 11
1.8.4 Altitude . . . . . . . . . . . . . . . . . . . . . . . . . 11
1.8.5 Shock . . . . . . . . . . . . . . . . . . . . . . . . . . 12
1.8.6 Vibration . . . . . . . . . . . . . . . . . . . . . . . . 12
1.9 Drive acoustics . . . . . . . . . . . . . . . . . . . . . . . 13
1.10 Electromagnetic susceptibility . . . . . . . . . . . . . . . 13
1.11 Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . 13
1.12 Agency certification . . . . . . . . . . . . . . . . . . . . 14
1.12.1 Safety certification . . . . . . . . . . . . . . . . . . 14
Medalist 3240 and Medalist 2531 Product Manual, Rev. A iii

1.12.2 Electromagnetic Compatibility . . . . . . . . . . . . 14
1.12.3 FCC verification . . . . . . . . . . . . . . . . . . . . 14
2.0 Drive mounting and configuration . . . . . . . . . . . . . . 17
2.1 Handling and static-discharge precautions . . . . . . . . . 17
2.2 Jumper settings . . . . . . . . . . . . . . . . . . . . . . . 17
2.2.1 Master/slave configuration . . . . . . . . . . . . . . . 17
2.2.2 Alternate capacity jumper . . . . . . . . . . . . . . . 17
2.3 Drive mounting . . . . . . . . . . . . . . . . . . . . . . . 18
3.0 ATA interface . . . . . . . . . . . . . . . . . . . . . . . . . 21
3.1 ATA interface signals and connector pins . . . . . . . . . . 21
3.1.1 AT bus signal levels . . . . . . . . . . . . . . . . . . 21
3.2 ATA Interface commands . . . . . . . . . . . . . . . . . . 23
3.2.1 Supported ATA commands . . . . . . . . . . . . . . . 23
3.2.2 Identify Drive command . . . . . . . . . . . . . . . . 25
3.2.3 Set Features command . . . . . . . . . . . . . . . . 28
3.2.4 S.M.A.R.T. commands . . . . . . . . . . . . . . . . . 29
iv Medalist 3240 and Medalist 2531 Product Manual, Rev. A

Figures
Figure 1. Typical startup and operation current profile . . . . . . . 9
Figure 2. Master/slave jumpers and alternate capacity jumper . . 18
Figure 3. Drive mounting dimensions—top, end and side view . . . 19
Figure 4. I/O pins and supported ATA signals . . . . . . . . . . . 22
Medalist 3240 and Medalist 2531 Product Manual, Rev. A v

vi Medalist 3240 and Medalist 2531 Product Manual, Rev. A

Introduction
The Medalist® 3240(ST33240A) andMedalist 2531(ST32531A)provide
the following key features:
•Low power consumption
•Quiet operation
•Support for S.M.A.R.T drive monitoring and reporting
•High instantaneous (burst) data-transfer rates (up to 16.6 Mbytes per
second) using PIO mode 4 and DMA mode 2
•Full-track multisector transfer capability without local processor inter-
vention
•128-Kbyte adaptive multisegmented cache
•State-of-the-art caching and on-the-fly error-correction algorithms
•Support for Read/Write Multiple commands
•Support for autodetection of master/slave drives using cable select
(CSEL)
Medalist 3240 and Medalist 2531 Product Manual, Rev. A 1

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 ST33240A ST32531A
Guaranteed Mbytes (×106bytes) 3,227 2,557
Guaranteed sectors 6,303,024 4,995,648
Bytes per sector 512 512
Default sectors per track 63
Default read/write heads 16
Default cylinders 6,253 4,956
Physical read/write heads 8 6
Discs 4 3
Recording density (bits/inch max) 108,770
Track density (tracks/inch) 5,104
Areal density (Mbits/inch2)553
Spindle speed (RPM) 4,500
Internal data-transfer rate (Mbits/sec max) 88
I/O data-transfer rate (Mbytes/sec max) 16.6
ATAdata-transfer modes supported PIO modes 0, 1, 3, 4;
Multiword DMA modes 0, 1, 2
Cache buffer (Kbytes) 128
Height (mm max) 26.2
Width (mm max) 102.1
Length (mm max) 146.9
Weight (grams typical) 567.5
Track-to-track seek time (msec typical) 2 (seek), 2.5 (read), 3.5 (write)
Average seek time (msec typical) 12 (seek), 12.5 (read), 14.5 (write)
Full-stroke seek time (msec typical) 23.5 (seek), 24 (read), 25 (write)
Average latency (msec) 6.67
Power-on to ready (sec typical) 9
Standby to ready (sec typical) 9
2 Medalist 3240 and Medalist 2531 Product Manual, Rev. A