Contents
U8 Family
ST317221A, ST313021A
ST38410A, ST34313A
Ultra ATA Interface Drives
U8 Family
ST317221A, ST313021A
ST38410A, ST34313A
Ultra ATA Interface Drives
Page
Contents
U8 Family Product Manual, Rev. B
Configuring and mounting the drive
ATA interface
Figures
U8 Family Product Manual, Rev. B
Introduction
Specification summary table
Drive Specification
ST317221A
ST313021A
Drive Specification
ST313021A
ST38410A
ST34313A
Drive Specification
ST317221A
ST313021A
ST38410A
1.0 Drive specifications
1.1.1 Default logical geometry
1.1 Formatted capacity
1.2 Physical organization
1.4 Physical characteristics
Drive Specification
1.3 Recording and interface technology
1.5 Seek time
1.7 Power specifications
1.7.1 Power consumption
Spinup power
1.6 Start/stop times
Read/Write power and current
Operating power and current
Idle mode power
Seek Mode
Power Mode
1.7.1.1 Typical current profile
Typical Watts
Typical Amps RMS
1.7.4 Power-management modes
Power Modes
1.7.2 Conducted noise
1.7.3 Voltage tolerance
Idle and Standby timers
1.8 Environmental tolerances 1.8.1 Ambient temperature
1.8.2 Temperature gradient
Sleep mode
1.8.3 Humidity
1.8.6.2 Nonoperating vibration
1.8.6.1 Operating vibration
1.9 Drive acoustics
1.12 Agency certification 1.12.1 Safety certification
1.10 Electromagnetic susceptibility
1.11 Reliability
1.12.2 Electromagnetic compatibility
1.12.3 FCC verification
Australian CE-Tick N176
U8 Family Product Manual, Rev. B
2.0 Configuring and mounting the drive
2.1 Handling and static-discharge precautions
2.2 Jumper settings 2.2.1 Master/slave configuration
7 5 3 8 6 4
Options jumper block J8 Master or single drive Drive is slave
Cable select
2.2.3 Ultra ATA/66 cable
2.2.2 Cable-select option
2.3 Drive mounting
Figure 3. Mounting dimensions-top, side and end view
Note Dimensions are shown in inches mm
3.0 ATA interface
3.1 ATA interface signals and connector pins
Figure 4. I/O pins and supported ATA signals
Signal name
Host pin # and signal description
Drive pin #
3.1.1 Supported ATA commands
Command name
Command code in hex
ATA-standard commands
3.1.2 Identify Drive command
Command code in hex
Word
Description
x.xx
Value
xxxxH
xxxxH
xxxxH
xxxxH
Word
Description
Value
xxxxH
Word
Description
xxxxH
xxxxH
3.1.3 Set Features command
Set transfer mode based on value in Sector Count register
3.1.4 S.M.A.R.T. commands
Code in Features
S.M.A.R.T. Command
Register
Code in Features
S.M.A.R.T. Command
Register
Page
Page
920 Disc Drive, Scotts Valley, California 95066, USA
Seagate Technology, Inc
Publication Number SG35226-001, Rev. B, Printed in USA