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Seagate ST3250312AS Barracuda 7200.10 SATA Product Manual - Page 34

Physical characteristics

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2.5 Physical characteristics Maximum height (4, 3 and 2 disc models) Maximum height (1 disc models) Maximum width Maximum length Typical weight ST3750640AS and ST3750840AS ST3500630AS, ST3500830AS, ST3400620AS, ST3400820AS, ST3320620AS and ST3320820AS ST3300620AS, ST3300820AS, ST3250620AS, ST3250820AS and ST3250410AS ST3250310AS, ST3200820AS, ST3160815AS, ST3160310AS, ST3160215AS, ST3120815AS and ST3120215AS, ST380815AS, ST380215AS, ST340815AS and ST340215AS Cache buffer ST3750640AS, ST3500630AS, ST3400620AS, ST3320620AS, ST3300620AS, ST3250620AS and ST3250410AS ST3750840AS, ST3500830AS, ST3400820AS, ST3320820AS, ST3300820AS, ST3250820AS, ST3250310AS, ST3200820AS, ST3160815AS, ST3160310AS, ST3120815AS, ST380815AS and ST340815AS ST3160215AS, ST3120215AS, ST380215AS and ST340215AS 26.1 mm (1.028 inches) 19.99 mm (0.787 inches) 101.85 mm (4.010 inches) 146.99 mm (5.787 inches) 720 grams (1.59 lbs) 635 grams (1.40 lbs) 600 grams (1.32 lbs) 380 grams (0.838 lbs.) 365 grams (0.805 lbs) 16 Mbytes (16,384 kbytes) 8 Mbytes (8,192 kbytes) 2 Mbytes (2,048 kbytes) 28 Barracuda 7200.10 Serial ATA Product Manual, Rev. K

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