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Seagate ST9250412AS Momentus 7200.2 SATA Product Manual - Page 7

Introduction

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1.0 Introduction This manual describes the functional, mechanical and interface specifications for the following Seagate Momentus® 7200.2 SATA model drives: • ST9200420ASG • ST9200420AS • ST9160823ASG • ST9160823AS • ST9120823AS • ST9100821AS • ST980813ASG • ST980813AS These drives provide the following key features: • 7,200 RPM spindle speed • 8 Mbyte buffer (80-160 GB models) • 16 Mbyte buffer (200 GB models) • Free Fall Protection (on ST9200420ASG, ST9160823ASG and ST980813ASG models only) • High instantaneous (burst) data-transfer rates (up to 3.0 Gb/s) • 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 • Quiet operation • 800 Gs nonoperating 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 Momentus 7200.2 SATA Product Manual, Rev. E 1

Section	Page
1.0 Introduction	7
1.1 About the Serial ATA (SATA) interface	8
2.0 Drive specifications	9
2.1 Specification summary table	9
2.2 Formatted capacity	11
2.2.1 LBA mode	11
2.3 Default logical geometry	11
2.4 Physical organization	12
2.5 Recording and interface technology	12
2.6 Physical characteristics	12
2.7 Seek time	13
2.8 Start/stop times	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
2.13.1 Free Fall Protection feature	20
2.14 Agency certification	20
2.14.1 Safety certification	20
2.14.2 Electromagnetic compatibility	20
2.14.3 FCC verification	21
2.15 Environmental protection	22
2.15.1 European Union Restriction of Hazardous Substances (RoHS) Directive	22
2.15.2 China Restriction of Hazardous Substances (RoHS) Directive	22
2.16 Corrosive environment	22
3.0 Configuring and mounting the drive	25
3.1 Handling and static-discharge precautions	25
3.2 Configuring the drive	26
3.3 Serial ATA cables and connectors	26
3.4 Drive mounting	27
4.0 Serial ATA (SATA) interface	29
4.1 Hot-Plug compatibility	29
4.2 Serial ATA device plug connector pin definitions	29
4.3 Supported ATA commands	31
4.3.1 Identify Device command	33
4.3.2 Set Features command	36
4.3.3 S.M.A.R.T. commands	37
5.0 Seagate Technology support services	39
Index	41
A	41
B	41
C	41
D	41
E	41
F	41
G	41
H	42
I	42
K	42
L	42
M	42
N	42
O	42
P	42
Q	42
R	42
S	43
T	43
U	43
V	43