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Seagate ST3250310NS - page 1
Product Manual Barracuda ES.2 Serial A T A 100468393 Re v . A A ugust 2007 ST31000340NS ST3750330NS ST3500320NS ST3250310NS ...
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Seagate ST3250310NS - page 2
Revision history Copyright © 2007 Seagate T echnology LLC. All right s reserved. Printed in U.S.A. Publication number: 100468393, Rev . A August 2007 Seagate, Seagate T echnology and the W ave logo ar e registere d trademarks of Seagate T echnology LLC in the United S tates and/or other countries. Barr acuda, SeaT ools and SeaTDD are either tradem ...
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Seagate ST3250310NS - page 3
Barracuda ES.2 Serial ATA Product Manual, Rev. A i Contents 1.0 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 About the Serial ATA interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.0 Driv ...
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Seagate ST3250310NS - page 4
ii Barracuda ES.2 Serial AT A Product Manu al, Rev. A ...
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Seagate ST3250310NS - page 5
Barracuda ES.2 Serial ATA Product Manual, Rev. A iii List of Figures Figure 1. Typical 5V startup and operation c urrent profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 2. Typical 12V startup and operation current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Figure 3. Serial ...
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Seagate ST3250310NS - page 6
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Seagate ST3250310NS - page 7
Barracuda ES.2 Serial ATA Product Manual, Rev. A 1 1.0 Introduction This manual describes the functiona l, mechanical an d interface specifications for the following Seagate Barracuda ® ES.2 Serial A T A model drives: These drives provide the following key fea tures: • 7,200 RPM spindl e speed. • High instant aneous (burst) da ta-tran sfer rat ...
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Seagate ST3250310NS - page 8
2 B arracuda ES.2 Serial ATA Prod uct Manual , Rev. A 1.1 About the Serial A T A interface The Serial A T A interface provides several ad vanta ges over the traditional (p arallel) A T A interf ace. The p rimary advantages include : • Easy installation and configuration with true plug-and-play connectivity . It is not necessary to set any jump - ...
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Seagate ST3250310NS - page 9
Barracuda ES.2 Serial ATA Product Manual, Rev. A 3 2.0 Drive specifications Unless otherwise noted, all specific ations are me asured unde r ambient conditions, at 25°C, and nominal power . For convenienc e, the ph rases the drive and this drive are used throughout this manual to in dicate the following drive models: 2.1 Spec ification summary t a ...
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Seagate ST3250310NS - page 10
4 B arracuda ES.2 Serial ATA Prod uct Manual , Rev. A T able 1: Drive specifications summary for 1000 GB (1 Tbyte) and 750 GB models Drive specification ST31000340NS ST3750330NS Formatted Gbytes (512 bytes/sector)* 1000 750 Guaranteed sectors 1,953,525,168 1,465,149,168 Heads 8 6 Discs 4 3 Bytes per secto r 512 Default sectors per track 63 Default ...
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Seagate ST3250310NS - page 11
Barracuda ES.2 Serial ATA Product Manual, Rev. A 5 * On e Gbyte equals one billion bytes when referring to hard driv e capacity. Accessible capacity may vary depending on operating envir onment and formatting. * *During pe riods of drive idle, some offli ne activity may occur according to the S.M.A.R.T. specification, which may increase a coustic a ...
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Seagate ST3250310NS - page 12
6 B arracuda ES.2 Serial ATA Prod uct Manual , Rev. A T able 2: Drive specifications summary for 500 GB and 250 GB models Drive specification ST3500320NS ST3250310NS Formatted Gbytes (512 bytes/sector)* 500 250 Guaranteed sectors 976,773,168 488,397,168 Heads 4 2 Discs 2 1 Bytes per secto r 512 Default sectors per track 63 Default read/write heads ...
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Seagate ST3250310NS - page 13
Barracuda ES.2 Serial ATA Product Manual, Rev. A 7 * On e Gbyte equals one billion bytes when referring to hard driv e capacity. Accessible capacity may vary depending on operating envir onment and formatting. * *During pe riods of drive idle, some offli ne activity may occur according to the S.M.A.R.T. specification, which may increase a coustic a ...
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Seagate ST3250310NS - page 14
8 B arracuda ES.2 Serial ATA Prod uct Manual , Rev. A 2.2 Formatted cap acity *One Gbyte equals one billion bytes when referri ng to hard drive capacity. Accessible c apa city may vary dependin g on operating envir onment and formatting. 2.2.1 LBA mode When addressing these d rives in LBA mode, all bloc ks ( sectors) are consecutively numbered from ...
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Seagate ST3250310NS - page 15
Barracuda ES.2 Serial ATA Product Manual, Rev. A 9 2.4 Recording and interface tec hnology 2.5 Physical characteristics 1000GB 750GB 500GB 250GB Interface Serial A T A (SA T A) Recording method Perpendicular Recording density , KBPI (kbits/inch max) 1,090 T rack density , KTPI (ktracks/inch avg) 150 Areal density (Gbits/inch 2 avg) 164 S pindle spe ...
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Seagate ST3250310NS - page 16
10 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 2.6 Seek time Seek measurement s are taken with nominal p ower at 25°C ambient temper ature. All ti mes are meas ured using drive diagnostics. The specifications in th e table belo w are defined as follows: • T rack-to-track seek time is an average of al l possible single-track seeks in both ...
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Seagate ST3250310NS - page 17
Barracuda ES.2 Serial ATA Product Manual, Rev. A 11 2.8 Power specifications The drive receives DC power (+ 5V or +12V) thro ugh a na tive SA T A powe r connector . See Figure 4 on page 24. 2.8.1 Power co nsumption Power requirement s for the drives are listed in the table on page 9. T ypical power measurements ar e based on an average of drives te ...
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Seagate ST3250310NS - page 18
12 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 2.8.1.1 T yp ical current profiles Figure 1. T y pical 5V startup and operation current profile ...
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Seagate ST3250310NS - page 19
Barracuda ES.2 Serial ATA Product Manual, Rev. A 13 Figure 2. T ypical 12V startup and operatio n current profile 2.8.2 C onducted noise Input noise ripp le is measured at th e host system powe r supply across an equivalent 80-ohm resistive load o n the +12 volt line or an equival ent 15-ohm resistive load on the +5 volt line. • Using 12-volt pow ...
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Seagate ST3250310NS - page 20
14 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 2.8.4 Power-man agement mo des The drive provides prog rammable power man agement to provide greater energy effici ency . In most systems, you can control power manage ment through the system setup program. The drive features the following power-management mod es: • Active mode The drive is in ...
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Seagate ST3250310NS - page 21
Barracuda ES.2 Serial ATA Product Manual, Rev. A 15 2.9 Environment al specifications 2.9.1 Ambient tempe rature Ambient temperature is defined as th e temperature of the envi ronment immedi atel y surrounding the d rive. Actual drive c ase temper ature shou ld not exce ed 60 °C (140°F) within the operating ambient conditions. Above 1,000 feet (3 ...
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Seagate ST3250310NS - page 22
16 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 2.9.6 Vibration All vibration specifications assume that the drive is mounted secure ly with the input vibration applied at the drive mounting screws. V ibration may be applied in the X, Y or Z axis. 2.9.6.1 Operating vibr ation The maximum vibration levels tha t the drive may expe rience while ...
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Seagate ST3250310NS - page 23
Barracuda ES.2 Serial ATA Product Manual, Rev. A 17 2.10 Acoustics Drive acoustics are measur ed as overall A- weighted ac oustic sound power levels (no pure tones). All mea- surements ar e consistent with ISO document 7779. S ound power mea surement s are taken under esse ntially free-field conditions over a reflecting plane. Fo r all te sts, the ...
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Seagate ST3250310NS - page 24
18 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 2.12 Reliability 2.12.1 Annualized Failure Rate (AFR) an d Mean Time Between Failures (MTBF ) The product shall achieve an Annua lized Failure Rate - AFR - of 0.73% (Mean T ime Between Failures - MTBF - of 1.2 Million hrs) when operated in an env ironment that ensures the HDA case temperatures d ...
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Seagate ST3250310NS - page 25
Barracuda ES.2 Serial ATA Product Manual, Rev. A 19 Korean RRL If these drives have the Korea Ministry of Information and Communication (MIC) logo, th ey comply with para- graph 1 of Article 1 1 of the Electr omagnetic Compatibility control Regula tion and meet th e Electromagnetic Compatibility (EMC) Framework requirement s of the Radio Research L ...
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Seagate ST3250310NS - page 26
20 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 2.14 Environment al protection Seagate designs it s products to meet envir onmental p r otection requirement s worldwide, including regulations restricting certain chemical substances. 2.14.1 European Union Restriction of Hazardous Subst ances (RoHS) Directive Seagate designs it s products to me ...
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Seagate ST3250310NS - page 27
Barracuda ES.2 Serial ATA Product Manual, Rev. A 21 exposed to an ambient re lative humid ity greater t han 95%. Materials used in cabinet fabrication, such as vulca- nized rubber , that can outgas corrosive compou nds should be minimized or eliminat ed. The useful life of any electronic equip ment may be extended by replacing ma terials nea r circ ...
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Seagate ST3250310NS - page 28
22 Barracuda ES.2 Serial AT A Product Manu al, Rev. A ...
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Seagate ST3250310NS - page 29
Barracuda ES.2 Serial ATA Product Manual, Rev. A 23 3.0 Configuring and mounting the drive This section contains the specif ications an d instructions for configuring and mounting the drive. 3.1 Handling and st atic-discharge precautions After unp acking, and before installation, the drive may be exposed to pote ntial handling and electrostatic dis ...
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Seagate ST3250310NS - page 30
24 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 3.2 Configuring the drive Each drive on the Seri al A T A interface connects point-to-point with the Seri al A T A host adapter . There is no master/slave rela tionship becaus e each drive is consider ed a master in a point- to-point relationship. If two drives are attached on one Serial A T A h ...
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Seagate ST3250310NS - page 31
Barracuda ES.2 Serial ATA Product Manual, Rev. A 25 3.4 Drive mounting Y ou ca n mount the drive in a ny orientation u s ing four screws in the side-mounting holes or four screws in the bottom-mo unting hole s. See Figure 5 for drive mo unting dime nsions. Fo llow these imp ortant mounting p recau- tions when m ounting the drive: • Allow a minimu ...
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Seagate ST3250310NS - page 32
26 Barracuda ES.2 Serial AT A Product Manu al, Rev. A ...
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Seagate ST3250310NS - page 33
Barracuda ES.2 Serial ATA Product Manual, Rev. A 27 4.0 Serial A T A (SA T A) interface These drives use the industry-s tandard Ser ial A T A interfac e that supp orts FIS dat a transfers. It supports A T A programmed input/o utput (PIO) modes 0–4; mult iword DMA modes 0–2, and Ultra DM A modes 0–6. For det ailed information abou t the Serial ...
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Seagate ST3250310NS - page 34
28 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 4.2 Serial A T A device plug conn ector pin definitions Table 6 summarizes the sig nals on the Se ria l ATA interface and power conn ectors. Notes: 1. All pins are in a single row , with a 1.27 mm (0.050”) pitch. 2. The comment s on the mating sequence a pply to the case of backplane blindma t ...
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Seagate ST3250310NS - page 35
Barracuda ES.2 Serial ATA Product Manual, Rev. A 29 4.3 Supported A T A commands The following t able list s Serial A T A standard comman ds that the drive suppo rts. For a det ailed description of the A T A commands, refer to the Serial A T A: High S peed Serialized A T Att a chment specification . See “S.M.A.R.T . commands” on pa ge 36.for de ...
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Seagate ST3250310NS - page 36
30 Barracuda ES.2 Serial AT A Product Manu al, Rev. A Security Erase Unit F4 H Security Freeze F5 H Security Set Password F1 H Security Unlock F2 H Seek 70 H Set Features EF H Set Max Address F9 H Note: Individual Set Max Address commands are identifie d by the value placed in the Set Max Features regis - ter as defined to the right. Address: Passw ...
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Seagate ST3250310NS - page 37
Barracuda ES.2 Serial ATA Product Manual, Rev. A 31 4.3.1 Identify Dev ice command The Identify Device command (command code EC H ) transfers information about the drive to the host following power up. The da ta is organized as a sing le 512-byte blo ck of data, whose conten ts are shown in T abl e 7 on page 29. All reserved bit s or words should b ...
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Seagate ST3250310NS - page 38
32 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 60–61 T otal number of user-addressable LBA sectors available (see Section 2.2 for related information) *Note: The maximum value allowed in this field is: 0FFFFFFFh (268,435,455 sectors, 137 Gbytes). Drives with capacities over 137 Gbytes will have 0FFFFFFFh in this fi eld and the actual numbe ...
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Seagate ST3250310NS - page 39
Barracuda ES.2 Serial ATA Product Manual, Rev. A 33 129– 159 Seagate-reserved xxxx H 160– 254 A T A-reserved 0000 H 255 Integ rity word xxA5 H Word Description V alue ...
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Seagate ST3250310NS - page 40
34 Barracuda ES.2 Serial AT A Product Manu al, Rev. A Note. See the bit descriptio ns below for words 63 , 88, and 93 of the Identify Drive data. Description (if bit is set to 1) Bit Wor d 6 3 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. ...
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Seagate ST3250310NS - page 41
Barracuda ES.2 Serial ATA Product Manual, Rev. A 35 4.3.2 Set Featu res comman d This command controls the implement ation of various feat ures that th e drive support s. When the drive receives this command, it sets BSY , checks the contents of the Featur es register , clears BSY and generate s an inter- rupt. If the value in the register does n o ...
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Seagate ST3250310NS - page 42
36 Barracuda ES.2 Serial AT A Product Manu al, Rev. A 4.3.3 S.M.A.R.T . commands S.M.A.R.T . provides near-term failure prediction fo r disc drives. When S.M.A.R.T . is ena bled, the drive moni- tors predetermined drive attributes that are suscep t ible to degradation over time. If self- monitoring determines that a failure is likely , S.M.A.R.T . ...
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Seagate ST3250310NS - page 43
Barracuda ES.2 Serial ATA Product Manual, Rev. A 37 5.0 Seagate T echnology support services Online services Internet For information regarding Se agate products and ser vices, visit www .sea gate.com . Worldwide support is available 24 hours da ily by email for your questions. Presales Support: Presales@Seagate.com T echnical Support: DiscSupport@ ...
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Seagate ST3250310NS - page 44
38 Barracuda ES.2 Serial AT A Product Manu al, Rev. A Customer Service Operations W arranty Service Seagate of fers worldwide customer support for Seagate products. Seagate di stributor s, OEMs and ot her dire ct customers should contact their Seagate Customer Serv ice Operations (CSO) re presentative for wa rranty- related issues. Resellers or e n ...
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Seagate ST3250310NS - page 45
Barracuda ES.2 Serial ATA Product Manual, Rev. A 39 Publication feedback survey We ar e interested in your comment s and suggestions re ga rding this publication. Please t ake a few minutes to participate in our survey at the following URL: http://sur v ey .sea gate.com/surv ey/te chpubs. nsf Thank you for your time and comment s. ...
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Seagate ST3250310NS - page 46
40 Barracuda ES.2 Serial AT A Product Manu al, Rev. A ...
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Seagate ST3250310NS - page 47
Barracuda ES.2 Serial ATA Product Manual, Rev. A 41 Index A ACA 19 acceleration 16 acoustics 17 Active 14 Active m ode 14 actuator arm 11 Agency certification 18 altitude 15 Ambient tempera ture 15 ambient temper ature 10 , 11 Annualized Failure Rate (AFR) 18 areal density 1 , 9 ATA commands 29 Australia/New Zeala nd Standard AS/ NZS3548 1995 19 Au ...
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Seagate ST3250310NS - page 48
42 Barracuda ES.2 Serial AT A Product Manu al, Rev. A I I/O data-tr ansfer rate 9 Identify Devic e 29 Identify Devic e command 31 Idle 14 , 29 Idle Immediat e 29 Idle mode 11 , 14 IEC950 18 Information Technology Equipm ent (ITE) 18 Initialize Device Parameters 29 Input noise ripple 13 input voltage 11 interface 9 , 27 internal da ta-transfer rate ...
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Seagate ST3250310NS - page 49
Barracuda ES.2 Serial ATA Product Manual, Rev. A 43 S S.M.A.R.T. Disable Operations 30 S.M.A.R.T. Enable O p erations 30 S.M.A.R.T. Enable/Disable Autosave 30 S.M.A.R.T. Execute Offline 30 S.M.A.R.T. implement ation 29 S.M.A.R.T. Read At tribute Th resholds 30 S.M.A.R.T. Read Data 30 S.M.A.R.T. Read Log Sector 30 S.M.A.R.T. Return Status 30 S.M.A.R ...
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Seagate ST3250310NS - page 50
44 Barracuda ES.2 Serial AT A Product Manu al, Rev. A ...
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Seagate ST3250310NS - page 51
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Seagate ST3250310NS - page 52
Seagate T echnolog y LLC 920 Disc Drive , Scotts V all ey , California 95066-4544, USA Publication Number: 1004683 93, Rev . A, Printed in U.S.A. ...
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