Seagate ST92011A Momentus 54 PATA Product Manual - Page 7

Momentus 5400.1 Product Manual, Rev. F

1

1.0

Introduction

This manual describes the functional, mechanical and interface specifications for the following Seagate

®

Momentus™ 54 drives:

•

ST94011A

•

ST94811A

•

ST92011A

•

ST92811A

These drives provide the following key features:

•

5,400-RPM spindle speed and 2-Mbyte buffer (8 Mbytes on ST94811A and ST92811A models) combine for

superior performance.

•

Quiet operation. Fluid Dynamic Bearing (FDB) motor.

•

High instantaneous (burst) data transfer rates (up to 100 Mbytes per second) using Ultra DMA mode 5.

•

Tunneling Magnetoresistive (TMR) recording heads.

•

State-of-the-art cache and on-the-fly error-correction algorithms.

•

Full-track multiple-sector transfer capability without local processor intervention.

•

800 Gs nonoperating shock, and 225 Gs operating shock.

•

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 Defense, offers the

industry’s most comprehensive protection for disc drives.

•

Support for S.M.A.R.T. drive monitoring and reporting.

•

Support for Read Multiple and Write Multiple commands.

•

Support for autodetection of master/slave drives that use cable select (CSEL).

Figure 1. Momentus 5400.1 disc drive

Section	Page
1.0 Introduction	7
2.0 Drive specifications	9
2.1 Specification summary	9
2.2 Formatted capacity	11
2.3 Default logical geometry	11
2.4 Physical organization	11
2.5 Recording and interface technology	12
2.6 Physical characteristics	12
2.7 Seek time	13
2.8 Time to ready	13
2.9 Power specifications	14
2.9.1 Power consumption	14
2.9.1.1 Typical current profile	15
2.9.2 Conducted noise	15
2.9.3 Voltage tolerance	15
2.9.4 Power-management modes	16
2.10 Environmental specifications	17
2.10.1 Ambient temperature	17
2.10.2 Temperature gradient	17
2.10.3 Humidity	17
2.10.3.1 Relative humidity	17
2.10.3.2 Wet bulb temperature	17
2.10.4 Altitude	17
2.10.5 Shock	18
2.10.5.1 Operating shock	18
2.10.5.2 Nonoperating shock	18
2.10.6 Vibration	18
2.10.6.1 Operating vibration	18
2.10.6.2 Nonoperating vibration	18
2.11 Acoustics	19
2.12 Electromagnetic immunity	19
2.13 Reliability	20
2.14 Agency certification	20
2.14.1 Safety certification	20
2.14.2 Electromagnetic compatibility	20
2.14.3 FCC verification	21
3.0 Configuring and mounting the drive	23
3.1 Handling and static discharge precautions	23
3.2 Jumper settings	23
3.2.1 Master/slave configuration	23
3.2.2 Cable-select option	24
3.3 Drive mounting	24
4.0 ATA interface	25
4.1 ATA interface signals and connector pins	25
4.1.1 Supported ATA commands	26
4.1.2 Identify Device command	29
4.1.3 Set Features command	32
4.1.4 S.M.A.R.T. commands	33
5.0 Compatibility summary	35
5.1 Installation considerations	35
5.2 BIOS versions tested	36
5.3 Operating system versions tested	36
5.4 Compatibility test configurations	37
5.5 Software utilities	37
5.6 Other certification	37
6.0 Seagate Technology support services	39
Index	41
Numerics	41
A	41
B	41
C	41
D	41
E	41
F	41
G	41
H	41
I	41
J	42
K	42
L	42
M	42
N	42
O	42
P	42
R	42
S	42
T	43
U	43
V	43

Seagate ST92011A Momentus 54 PATA Product Manual - Page 7

Introduction - model

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