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Seagate ST320005N4A1AS Barracuda 7200.10 SATA Product Manual - Page 7

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1.0 Introduction This manual describes the functional, mechanical and interface specifications for the following Seagate Barracuda® 7200.10 Serial ATA model drives: ST3750640AS ST3750840AS ST3500630AS ST3500830AS ST3400620AS ST3400820AS ST3320620AS ST3320820AS ST3300620AS ST3300820AS ST3250620AS ST3250820AS ST3250410AS ST3250310AS ST3200820AS ST3160815AS ST3160310AS ST3160215AS ST3120815AS ST3120215AS ST380815AS ST380215AS ST340815AS ST340215AS These drives provide the following key features: • 7,200 RPM spindle speed. • High instantaneous (burst) data-transfer rates (up to 300 Mbytes per second). • Perpendicular recording and Tunneling Magnetoresistive (TMR) recording heads for increased areal density. • State-of-the-art cache and on-the-fly error-correction algorithms. • Native Command Queueing with command ordering to increase performance in demanding applications. • Full-track multiple-sector transfer capability without local processor intervention. • Quiet operation. • SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns. • Support for S.M.A.R.T. drive monitoring and reporting. • Supports latching SATA cables and connectors. Barracuda 7200.10 Serial ATA Product Manual, Rev. K 1

Section	Page
1.0 Introduction	7
1.1 About the Serial ATA interface	8
2.0 Drive specifications	9
2.1 Specification summary tables	9
2.2 Formatted capacity	32
2.2.1 LBA mode	32
2.3 Default logical geometry	32
2.4 Recording and interface technology	33
2.5 Physical characteristics	34
2.6 Seek time	35
2.7 Start/stop times	35
2.8 Power specifications	36
2.8.1 Power consumption	36
2.8.1.1 Typical current profiles	37
2.8.2 Conducted noise	37
2.8.3 Voltage tolerance	37
2.8.4 Power-management modes	38
2.9 Environmental specifications	39
2.9.1 Ambient temperature	39
2.9.2 Temperature gradient	39
2.9.3 Humidity	39
2.9.3.1 Relative humidity	39
2.9.3.2 Wet bulb temperature	39
2.9.4 Altitude	39
2.9.5 Shock	39
2.9.5.1 Operating shock	39
2.9.5.2 Nonoperating shock	40
2.9.6 Vibration	40
2.9.6.1 Operating vibration	40
2.9.6.2 Nonoperating vibration	40
2.10 Acoustics	41
2.10.1 Test for Prominent Discrete Tones (PDTs)	41
2.11 Electromagnetic immunity	42
2.12 Reliability	43
2.12.1 Annualized Failure Rate (AFR) and Mean Time Between Failures (MTBF)	43
2.13 Agency certification	43
2.13.1 Safety certification	43
2.13.2 Electromagnetic compatibility	43
2.13.3 FCC verification	44
2.14 Environmental protection	45
2.14.1 European Union Restriction of Hazardous Substances (RoHS) Directive	45
2.14.2 China Restriction of Hazardous Substances (RoHS) Directive	45
2.15 Corrosive environment	45
3.0 Configuring and mounting the drive	47
3.1 Handling and static-discharge precautions	47
3.2 Configuring the drive	48
3.3 Serial ATA cables and connectors	48
3.4 Drive mounting	49
4.0 Serial ATA (SATA) interface	51
4.1 Hot-Plug compatibility	51
4.2 Serial ATA device plug connector pin definitions	52
4.3 Supported ATA commands	53
4.3.1 Identify Device command	55
4.3.2 Set Features command	59
4.3.3 S.M.A.R.T. commands	60
5.0 Seagate Technology support services	61
Index	63
A	63
B	63
C	63
D	63
E	63
F	63
G	63
H	63
I	64
K	64
L	64
M	64
N	64
O	64
P	64
Q	64
R	64
S	65
T	65
U	65
V	65