Seagate Barracuda ATA II 100 Series Manual Página 1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Barracuda ATA II 100 Family. . . . . . . . . . . . . . . . .

Barracuda ATA II 100 Family Product Manual, Rev. A 3 Standby to ready(sec typical) 10 secStartup current (typical) 12V (peak) 2.4 amps 2.0 ampsTrack-t

4 Barracuda ATA II 100 Family Product Manual, Rev. ADrive acousticsSound pressure (dBA)Idle modeSeek mode34.0 (typical), 39.0 (max)39.0 (typical), 43.

Barracuda ATA II 100 Family Product Manual, Rev. A 5 1.0 Drive specificationsUnless otherwise noted, all specifications are measured under ambientcon

6 Barracuda ATA II 100 Family Product Manual, Rev. A1.3 Recording and interface technology1.4 Physical characteristics1.5 Seek timeSeek measurement

Barracuda ATA II 100 Family Product Manual, Rev. A 7 •Full-stroke seek time is one-half the time needed to seek from the firstdata cylinder to the max

8 Barracuda ATA II 100 Family Product Manual, Rev. Awrite operation. Servo electronics are active. Seek mode power rep-resents the worst-case power co

Barracuda ATA II 100 Family Product Manual, Rev. A 9 1.7.1.1 Typical current profileFigure 1. Typical startup and operation current profile ST320424

10 Barracuda ATA II 100 Family Product Manual, Rev. A1.7.2 Conducted noiseInput noise ripple is measured at the host system power supply acrossan equ

Barracuda ATA II 100 Family Product Manual, Rev. A 11 •Standby mode The drive enters Standby mode when the host sends a StandbyImmediate command. If t

12 Barracuda ATA II 100 Family Product Manual, Rev. A1.8.2 Temperature gradient1.8.3 Humidity1.8.3.1 Relative Humidity1.8.3.2 Wet bulb temperatu

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Barracuda ATA II 100 Family. . . . . . . . . . . . . . . . .

Barracuda ATA II 100 Family Product Manual, Rev. A 13 1.8.6 VibrationAll vibration specifications assume that the drive is mounted securelywith the i

14 Barracuda ATA II 100 Family Product Manual, Rev. A1.10 Electromagnetic immunityWhen properly installed in a representative host system, the driveo

Barracuda ATA II 100 Family Product Manual, Rev. A 15 1.12 Agency certification1.12.1 Safety certificationThe drives are recognized in accordance wi

16 Barracuda ATA II 100 Family Product Manual, Rev. ARadio and television interference. This equipment generates anduses radio frequency energy and if

Barracuda ATA II 100 Family Product Manual, Rev. A 17 2.0 Configuring and mounting the driveThis section contains the specifications and instructions

18 Barracuda ATA II 100 Family Product Manual, Rev. A2.2 Jumper settings2.2.1 Master/slave configurationThe options jumper block shown in Figure 2 i

Barracuda ATA II 100 Family Product Manual, Rev. A 19 2.2.2 Cable-select optionComputers that use cable-select determine the master and slave drivesb

20 Barracuda ATA II 100 Family Product Manual, Rev. A•The screws should be inserted no more than 0.200 inch (5.08 mm) intothe bottom mounting holes an

Barracuda ATA II 100 Family Product Manual, Rev. A 21 3.0 ATA interface These drives use the industry-standard ATA task file interface thatsupports 1

22 Barracuda ATA II 100 Family Product Manual, Rev. AFigure 4. I/O pins and supported ATA signalsReset–GroundDD7DD8DD6DD9DD5DD10DD4DD11DD3DD12DD2DD13D

 2000 Seagate Technology, Inc. All rights reservedPublication Number: 20400236-001, Rev. A, June 2000Seagate, Seagate Technology, the Seagate logo, B

Barracuda ATA II 100 Family Product Manual, Rev. A 23 3.1.1 Supported ATA commandsThe following table lists ATA-standard commands that the drive sup-

24 Barracuda ATA II 100 Family Product Manual, Rev. A3.1.2 Identify Device commandThe Identify Device command (command code ECH) transfers informa-ti

Barracuda ATA II 100 Family Product Manual, Rev. A 25 Word Description Value0Configuration information:• Bit 15: 0 = ATA; 1 = ATAPI• Bit 7: removable

26 Barracuda ATA II 100 Family Product Manual, Rev. A51 PIO data-transfer cycle timing mode0200H52 Retired0200H53 Words 54–58, 64–70 and 88 are valid0

Barracuda ATA II 100 Family Product Manual, Rev. A 27 68 Minimum PIO cycle time with IORDY flow control (120 nsec) 0078H69–74 ATA-reserved0000H75 Queu

28 Barracuda ATA II 100 Family Product Manual, Rev. ANote. See the bit descriptions below for words 63, 88 and 93 of theIdentify Drive data:Descriptio

Barracuda ATA II 100 Family Product Manual, Rev. A 29 3.1.3 Set Features commandThis command controls the implementation of various features that the

30 Barracuda ATA II 100 Family Product Manual, Rev. A3.1.4 S.M.A.R.T. commandsS.M.A.R.T. provides near-term failure prediction for disc drives. WhenS

Barracuda ATA II 100 Family Product Manual, Rev. A 31

32 Barracuda ATA II 100 Family Product Manual, Rev. ASeagate Technology, Inc.920 Disc Drive, Scotts Valley, California 95066, USAPublication Number: 2

Barracuda ATA II 100 Family Product Manual, Rev. A iiiContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

iv Barracuda ATA II 100 Family Product Manual, Rev. A2.0 Configuring and mounting the drive . . . . . . . . . . . . . . . . . . . 172.1 Handling a

Barracuda ATA II 100 Family Product Manual, Rev. A vFiguresFigure 1. Typical startup and operation current profile . . . . . . . . . . . . 9Figure 2.

vi Barracuda ATA II 100 Family Product Manual, Rev. A

Barracuda ATA II 100 Family Product Manual, Rev. A 1 IntroductionThis manual describes the functional, mechanical and interface specifi-cations for th

2 Barracuda ATA II 100 Family Product Manual, Rev. ASpecification summary tableThe specifications listed in this table are for quick reference. For de