Seagate ST3250312AS Barracuda SATA Product Manual
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- Seagate ST3250312AS | Barracuda SATA Product Manual - Page 1
Product Manual Barracuda ST31000524AS ST3750525AS ST3500413AS ST3320413AS ST3250312AS ST3160316AS 100636864 Rev. B March 2011 - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 2
and report a lower capacity. In addition, some of the listed capacity is used for formatting and other functions, and thus will not be available for data storage. Seagate reserves the right to change, without notice, product offerings or specifications. - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 3
Drive mounting 28 4.0 Serial ATA (SATA) Interface 31 4.1 Hot-Plug compatibility 31 4.2 Serial ATA device plug connector pin definitions 31 4.3 Supported ATA commands 32 4.3.1 Identify Device command 35 4.3.2 Set Features command 39 4.3.3 S.M.A.R.T. commands 40 Barracuda SATA Product Manual - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 4
Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 5
Figure 1 Figure 2 Figure 3 Figures Attaching SATA cabling 28 Mounting dimensions (1000 and 750GB models 29 Mounting dimensions (500, 320, 250 and 160GB models 30 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 6
Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 7
/support/warranty_&_returns_assistance For information regarding data recovery services, visit http://www.i365.com For Seagate OEM and Distribution partner portal, visit https://direct.seagate.com/portal/system For Seagate reseller portal, visit http://spp.seagate.com Barracuda SATA Product Manual - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 8
8 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 9
, mechanical and interface specifications for the following Seagate Barracuda® model drives: ST31000524AS ST3750525AS ST3500413AS ST3320413AS ST3250312AS ST3160316AS These drives provide the following key features: • 7200 RPM spindle speed. • High instantaneous (burst) data-transfer rates (up - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 10
behave like Device 0 devices. For additional information about how Serial ATA emulates parallel ATA, refer to the "Serial ATA International Organization: Serial ATA Revision 3.0". The specification can be downloaded from www.sata-io.org. 10 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 11
Drive Specification ST31000524AS ST3750525AS Formatted capacity (512 bytes/sector)* Guaranteed sectors Heads Disks Bytes per sector Default sectors per track Default read/write heads Default cylinders Recording density (max) Track density (avg) Areal density (avg) Spindle speed Internal data - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 12
capacity (512 bytes/sector)* 500GB Guaranteed sectors 976,773,168 Heads 2 Disks 1 Bytes per sector 512 Default sectors per track 63 Default read/write heads 16 Default cylinders 16,383 ST3320413AS 320GB 625,142,448 2 1 512 63 16 16,383 12 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 13
specifications summary for 500GB and 320 models (continued) Drive Specification ST3500413AS ST3320413AS Recording density (max.) 1413kb/in 1413kb/in Track density (avg.) Areal density (avg.) 236 ktracks/in 329Gb/in2 236 ktracks/in 329Gb/in2 Spindle speed 7200 RPM 7200 RPM Internal data - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 14
Drive Specifications www.seagate.com Table 2 Drive specifications summary for 500GB and 320 models (continued) Drive Specification ST3500413AS ST3320413AS Warranty To determine the warranty for a specific drive, use a web browser to access the following web page: support.seagate.com/customer/ - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 15
2.8 bels (typical) 3.0 bels (max) 1 per 1014 bits read Annulized Failure Rate (AFR) 0.34% 0.34% Warranty To determine the warranty for a specific drive, use a web browser to access the following web page: support.seagate.com/customer/warranty_validation.jsp From this page, click on the "Verify - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 16
logical geometry Cylinders 16,383 Read/write heads 16 Sectors per track 63 LBA mode When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n-1, where n is the number of guaranteed sectors as defined above. 16 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 17
www.seagate.com Drive Specifications 2.4 Recording and interface technology Interface Recording method Recording density (kbits/inch max) Track density (ktracks/inch avg) Areal density (Gbits/inch2 avg) Spindle speed (RPM) Internal data transfer rate (Mb/s max) Sustained data transfer rate (MB/s - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 18
the drive up to speed, with servo electronics active and with the heads in a random track location. • Standby mode During Standby mode, the drive accepts commands, but the drive is not spinning, and the servo and read/write electronics are in power-down mode. 18 Barracuda SATA Product Manual, Rev - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 19
www.seagate.com Drive Specifications Table 4 DC power requirements (2-disk) Power dissipation (2-disk values shown) Spinup Idle* typical RMS read/write current. 2.8.3 Voltage tolerance Voltage tolerance (including noise): • 5V +10% / -7.5% • 12V +10% / -7.5% Barracuda SATA Product Manual, Rev. - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 20
mode after it receives a Hard Reset or Soft Reset from the host. After receiving a reset, the drive exits Sleep mode and enters Standby mode with all current translation parameters intact. • Idle and Standby timers Each time the drive performs an Active function (read, write or seek), the standby - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 21
and 750GB models The non-operating shock level that the drive can experience without incurring physical damage or degradation in performance when subsequently put into operation is 300 Gs based on a non-repetitive half-sine shock pulse of 2 ms duration. Barracuda SATA Product Manual, Rev. B 21 - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 22
Drive Specifications www.seagate.com 500, 320, 250 and 160GB models The non-operating shock level that the drive can experience without incurring physical damage or degradation in performance when subsequently put into operation is 350 Gs based on a non-repetitive half-sine shock pulse of 2-ms - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 23
www.seagate.com Drive Specifications 2.11 Electromagnetic immunity When properly installed in a representative host system, the drive operates without errors or degradation in performance when subjected to the radio frequency (RF) environments defined in the following Table 7: Table 7 Radio - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 24
Drive Specifications www.seagate.com 2.13 Warranty To determine the warranty for a specific drive, use a web browser to access the following web page: support.seagate.com/customer/warranty_validation.jsp From this page, click on the "Verify Your Warranty" link. You will be asked to provide the - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 25
www.seagate.com Drive Specifications This equipment is designed to provide Commission: How to Identify and Resolve Radio-Television Interference Problems. This booklet is available from the Superintendent of Documents, MCV Standard. "X RoHS MCV Barracuda SATA Product Manual, Rev. B 25 - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 26
Drive Specifications www.seagate.com 2.16 Corrosive environment Seagate electronic drive components pass accelerated corrosion testing equivalent to 10 years exposure to light industrial by replacing materials near circuitry with sulfide-free alternatives. 26 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 27
. It is usually not necessary to set any jumpers on the drive for proper operation; however, if you connect the drive and receive a "drive not detected" error, your SATA-equipped motherboard or host adapter may use a chipset that does not support SATA speed autonegotiation. 3.3 Serial ATA cables and - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 28
cabling Signal connector Power connector Signal cable www.seagate.com Power cable Each cable is keyed to ensure correct orientation. Barracuda drives support latching SATA connectors. 3.4 Drive mounting You can mount the drive in any orientation using four screws in the side-mounting holes or four - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 29
www.seagate.com Figure 2 Mounting dimensions (1000 and 750GB models) Recommended case temperature measurement location Configuring and Mounting the Drive Barracuda SATA Product Manual, Rev. B 29 - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 30
Configuring and Mounting the Drive Figure 3 Mounting dimensions (500, 320, 250 and 160GB models) Recommended case temperature measurement location www.seagate.com 30 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 31
the "Serial ATA: High Speed Serialized AT Attachment" specification. 4.1 Hot-Plug compatibility Barracuda drives incorporate connectors which enable you to hot plug these drives in accordance with the Serial ATA Revision 2.5 specification. This specification can be downloaded from www.serialata.org - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 32
ATA (SATA) Interface www.seagate.com must be terminated. 4.3 Supported ATA commands The following table lists Serial ATA standard commands that the drive supports. For a detailed description Set Command code (in hex) E5H B1H / C1H B1H / C2H B1H / C0H B1H / C3H 32 Barracuda SATA Product Manual, - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 33
Read Sectors Without Retries Read Verify Sectors Read Verify Sectors Extended Read Verify Sectors Without Retries Recalibrate Security Disable Password Security Erase Prepare Security Erase Unit Security Freeze Security Set Password Security Unlock Seek Set Features Barracuda SATA Product Manual - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 34
/ D0H B0H / D5H B0H / DAH B0H / D3H B0H / D6H E2H E0H E8H CAH 35H 3DH CBH 3FH C5H 39H CEH 30H 31H 34H 45H www.seagate.com 34 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 35
Drive model number: (40 ASCII characters, padded with blanks to end of string) (Bits 7-0) Maximum sectors per interrupt on Read multiple and Write multiple (16) Reserved Standard Standby timer, IORDY supported and may be disabled ATA-reserved PIO data xxxxH Barracuda SATA Product Manual, Rev. B 35 - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 36
Command sets supported Command sets support extension (see note following this table) 0000H 001FH xxxxH xxxxH xxxxH xxxxH 003EH 0028H 364BH 7C03H 4003H See Word 108-111 note. (4003H = 0100000000000011 binary) Command sets enabled Command sets enabled 30xxH 0001H Barracuda SATA Product Manual - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 37
below for words 63, 84, and 88 of the Identify Drive data. Description (if bit is set to 1) Bit Word 63 0 Multiword DMA mode 0 is supported. 1 Multiword DMA mode 1 is supported. 2 Multiword DMA mode 2 is supported. 8 Multiword DMA mode 0 is currently active. 9 Multiword DMA mode 1 is - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 38
(SATA) Interface www.seagate.com Bit 0 1 2 3 4 5 6 7 8 9-10 11-12 13 14 15 Bit 0 1 2 3 4 5 6 8 9 10 11 12 13 14 Word 84 SMART error login is supported. SMART self-test is supported. Media serial number is supported. Media Card Pass Through Command feature set is supported. Streaming feature set - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 39
www.seagate.com Serial ATA (SATA) Interface 4.3.2 Set Features command This command controls the implementation of various features that the drive supports. When the drive receives this command, it sets BSY, checks the contents of the Features register, clears BSY and generates an interrupt. If - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 40
a recent BIOS or software package that supports S.M.A.R.T. to enable this feature. The table below shows the S.M.A.R.T. command codes that the drive uses. Code in features register S.M.A.R.T. command D0H S.M.A.R.T. Read Data D2H S.M.A.R.T. Enable/Disable Attribute Autosave D3H S.M.A.R.T. Save - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 41
www.seagate.com Serial ATA (SATA) Interface Barracuda SATA Product Manual, Rev. B 41 - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 42
Serial ATA (SATA) Interface www.seagate.com 42 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 43
Cache Extended 33 Format Track 33 Formatted capacity 15 G geometry 16 Gs 22 guaranteed sectors 16 H Handling precautions 27 heads 16 height 17 humidity 21 I I/O data-transfer rate 17 I/O duty cycle 23 Identify Device 33 Identify Device command 35 Barracuda SATA Product Manual, Rev. B 43 - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 44
34 S.M.A.R.T. Enable Operations 34 S.M.A.R.T. Enable/Disable Autosave 34 S.M.A.R.T. Execute Offline 34 S.M.A.R.T. implementation 32 S.M.A.R.T. Read Attribute Thresholds 34 S.M.A.R.T. Read Data 34 S.M.A.R.T. Read Log Sector 34 S.M.A.R.T. Return Status 34 Barracuda SATA Product Manual, Rev. B - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 45
34 Write DMA 34 Write DMA Extended 34 Write DMA FUA Extended 34 Write DMA Without Retries 34 Write Log Extended 34 Write Multiple 34 Write Multiple Extended 34 Write Multiple FUA Extended 34 Write Sectors 34 Write Sectors Extended 34 Write Sectors Without Retries 34 Barracuda SATA Product Manual - Seagate ST3250312AS | Barracuda SATA Product Manual - Page 46
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LLC AMERICAS Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066, United States, 831-438-6550 ASIA/PACIFIC Seagate Singapore International Headquarters Pte. Ltd. 7000 Ang Mo Kio Avenue 5, Singapore 569877, 65-6485-3888 EUROPE, MIDDLE EAST AND AFRICA Seagate Technology SAS
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Product Manual
Barracuda
100636864
Rev. B
March 2011
ST31000524AS
ST3750525AS
ST3500413AS
ST3320413AS
ST3250312AS
ST3160316AS