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Seagate SV35 SV35.3 Series SATA Product Manual - Page 12

Drive specifications summary - 500

UPC - 000068216948

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Table 2: Drive specifications summary for 250 Gbyte models Drive specification Formatted capacity (512 bytes/sector)* Guaranteed sectors Heads Discs Bytes per sector Default sectors per track Default read/write heads Default cylinders Recording density Track density Areal density Internal data transfer rate Sustained data transfer rate OD I/O data-transfer rate ATA data-transfer modes supported Cache buffer Height (max) Width (max) Length (max) Weight (typical) Power-on and Standby to ready Track-to-track seek time Average seek, read Average seek, write Startup current (typical) 12V (peak) Voltage tolerance (including noise) Operating temperature (Drive Case) Nonoperating temperature (Drive Case) Temperature gradient (max) Relative humidity Relative humidity gradient Wet bulb temperature (max) Altitude, operating Altitude, nonoperating (below mean sea level, max) Operational Shock Non-Operational Shock Vibration, operating ST3250310SV 250 Gbytes 488,397,168 2 1 512 63 16 16,383 1,049 kbits/in max 155 ktracks/in avg 163 Gbits/in2 avg 1,212 Mbits/sec max 106 Mbytes/sec max 300 Mbytes/sec max PIO modes 0-4 Multiword DMA modes 0-2 Ultra DMA modes 0-6 8 Mbytes 20.20 mm (0.794 inches) 101.6 mm (4.000 inches) +/- 0.010 inches 146.99 mm (5.787 inches) 380 grams (0.838 lb.) 15 sec max

Section	Page
1.0 Introduction 1	3
1.1 About the Serial ATA interface 2	3
2.0 Drive specifications 3	3
2.1 Specification summary tables 3	3
2.2 Formatted capacity 8	3
2.2.1 LBA mode 8	3
2.3 Default logical geometry 8	3
2.4 Recording and interface technology 9	3
2.5 Physical characteristics 9	3
2.6 Seek time 10	3
2.7 Start/stop times 10	3
2.8 Power specifications 11	3
2.8.1 Power consumption 11	3
2.8.2 Conducted noise 13	3
2.8.3 Voltage tolerance 13	3
2.8.4 Power-management modes 14	3
2.9 Environmental specifications 15	3
2.9.1 Drive case temperature 15	3
2.9.2 Temperature gradient 15	3
2.9.3 Humidity 15	3
2.9.4 Altitude 15	3
2.9.5 Shock 16	3
2.9.6 Vibration 16	3
2.10 Acoustics 17	3
2.11 Electromagnetic immunity 17	3
2.12 Reliability 18	3
2.12.1 Annualized Failure Rate (AFR) and Mean Time Between Failures (MTBF) 18	3
2.13 Agency certification 19	3
2.13.1 Safety certification 19	3
2.13.2 Electromagnetic compatibility 19	3
2.13.3 FCC verification 19	3
2.14 Environmental protection 20	3
2.14.1 European Union Restriction of Hazardous Substances (RoHS) Directive 20	3
2.14.2 China Restriction of Hazardous Substances (RoHS) Directive 20	3
2.15 Corrosive environment 21	3
3.0 Configuring and mounting the drive 23	3
3.1 Handling and static-discharge precautions 23	3
3.2 Configuring the drive 24	3
3.3 Serial ATA cables and connectors 24	3
3.4 Drive mounting 25	3
4.0 Serial ATA (SATA) interface 27	3
4.1 Hot-Plug compatibility 27	3
4.2 Serial ATA device plug connector pin definitions 28	3
4.3 Supported ATA commands 30	3
4.3.1 Identify Device command 33	3
4.3.2 Set Features command 37	3
4.3.3 S.M.A.R.T. commands 39	3
5.0 Seagate Technology support services 41	3
Figure 1. Serial ATA connectors 24	5
Figure 2. Attaching SATA cabling 24	5
Figure 3. Mounting dimensions-top, side and end view 25	5
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	14
2.2.1 LBA mode	14
2.3 Default logical geometry	14
2.4 Recording and interface technology	15
2.5 Physical characteristics	15
2.6 Seek time	16
2.7 Start/stop times	16
2.8 Power specifications	17
2.8.1 Power consumption	17
2.8.2 Conducted noise	19
2.8.3 Voltage tolerance	19
2.8.4 Power-management modes	20
2.9 Environmental specifications	21
2.9.1 Drive case temperature	21
2.9.2 Temperature gradient	21
2.9.3 Humidity	21
2.9.3.1 Relative humidity	21
2.9.3.2 Wet bulb temperature	21
2.9.4 Altitude	21
2.9.5 Shock	22
2.9.5.1 Operating shock	22
2.9.5.2 Nonoperating shock (4, 3 and 2 disc models)	22
2.9.5.3 Nonoperating shock (1 disc models)	22
2.9.6 Vibration	22
2.9.6.1 Operating vibration	22
2.9.6.2 Nonoperating vibration	22
2.10 Acoustics	23
2.11 Electromagnetic immunity	23
2.12 Reliability	24
2.12.1 Annualized Failure Rate (AFR) and Mean Time Between Failures (MTBF)	24
2.13 Agency certification	25
2.13.1 Safety certification	25
2.13.2 Electromagnetic compatibility	25
2.13.3 FCC verification	25
2.14 Environmental protection	26
2.14.1 European Union Restriction of Hazardous Substances (RoHS) Directive	26
2.14.2 China Restriction of Hazardous Substances (RoHS) Directive	26
2.15 Corrosive environment	27
3.0 Configuring and mounting the drive	29
3.1 Handling and static-discharge precautions	29
3.2 Configuring the drive	30
3.3 Serial ATA cables and connectors	30
3.4 Drive mounting	31
4.0 Serial ATA (SATA) interface	33
4.1 Hot-Plug compatibility	33
4.2 Serial ATA device plug connector pin definitions	34
4.3 Supported ATA commands	36
4.3.1 Identify Device command	39
4.3.2 Set Features command	43
4.3.3 S.M.A.R.T. commands	45
5.0 Seagate Technology support services	47
Index	49
A	49
C	49
D	49
E	49
F	49
G	49
H	49
I	49
K	50
L	50
M	50
N	50
O	50
P	50
Q	50
R	50
S	50
T	51
U	51
V	51

Match case Limit results 1 per page

SV35.3 Series Serial ATA Product Manual, Rev. B

Table 2:

Drive specifications summary

for 250 Gbyte models

Drive specification

ST3250310SV

Formatted capacity (512 bytes/sector)*

250 Gbytes

Guaranteed sectors

488,397,168

Heads

Discs

Bytes per sector

512

Default sectors per track

Default read/write heads

Default cylinders

16,383

Recording density

1,049 kbits/in max

Track density

155 ktracks/in avg

Areal density

163 Gbits/in

avg

Internal data transfer rate

1,212 Mbits/sec max

Sustained data transfer rate OD

106 Mbytes/sec max

I/O data-transfer rate

300 Mbytes/sec max

ATA data-transfer modes supported

PIO modes 0–4

Multiword DMA modes 0–2

Ultra DMA modes 0–6

Cache buffer

8 Mbytes

Height (max)

20.20 mm (0.794 inches)

Width (max)

101.6 mm (4.000 inches) +/- 0.010 inches

Length (max)

146.99 mm (5.787 inches)

Weight (typical)

380 grams (0.838 lb.)

Power-on and Standby to ready

15 sec max

Track-to-track seek time

<1.0 msec typical read;

<1.2 msec typical write

Average seek, read

<15.0 msec typical

Average seek, write

<16.0 msec typical

Startup current (typical) 12V (peak)

2.0 amps

Voltage tolerance (including noise)

5V ± 5%

12V ± 10%

Operating temperature (Drive Case)

0° to 75°C

Nonoperating temperature (Drive Case)

–40° to 75°C

Temperature gradient (max)

20°C per hour max (operating)

30°C per hour max (nonoperating)

Relative humidity

5% to 90% (operating)

5% to 95% (nonoperating)

Relative humidity gradient

30% per hour max

Wet bulb temperature (max)

37.7°C max (operating)

40.0°C max (nonoperating)

Altitude, operating

–60.96 m to 3,048 m

(–200 ft. to 10,000+ ft.)

Altitude, nonoperating

(below mean sea level, max)

–60.96 m to 12,192 m

(–200 ft. to 40,000+ ft.)

Operational Shock

63 Gs at 2 msec max

Non-Operational Shock

350 Gs at 2 msec max

Vibration, operating

5–22 Hz: 0.25 Gs, Limited displacement

22–350 Hz: 0.50 Gs

350–500 Hz: 0.25 Gs