Seagate Momentus Thin
Contents
1. 3 There are three power pins for each voltage One pin from each voltage is used for pre charge when installed in a blind mate backplane configuration 4 All used voltage pins V must be terminated Momentus Thin Product Manual Rev E 21 5 3 Supported ATA commands The following table lists Serial ATA standard commands that the drive supports For a detailed description of the ATA commands refer to the Serial A TA High Speed Serialized AT Attachment specification See S M A R T commands on page 28 for details and subcommands used in the S M A R T implementation Command name Command code in hex ATA standard commands Device Configuration Restore Bih COh Device Configuration Freeze Lock B1h C1h Device Configuration Identify B1h C2h Device Configuration Set B1h C3h Download Microcode 92h Execute Device Diagnostics 90h Flush Cache E7h Flush Cache Extended EAh Identify Device ECh Initialize Device Parameters 91h Read Buffer E4h Read DMA C8h Read DMA Extended 25h Read DMA without Retries C9h Read Long with Retries 22h Read Long without Retries 23h Read Multiple C4h Read Multiple Extended 29h Read Native Max Address F8h Read Native Max Address Extended 27h Read Sectors 20h Read Sectors Extended 24h Read Sectors without Retries 21h Read Verify Sectors 40h Read Verify Sectors Extended 42h2. ST160LT003 9YG141 47 Bits 7 0 Maximum sectors per interrupt on Read multiple and 8010 Write multiple 16 H 48 Reserved 0000y 49 Standard Standby timer IORDY supported and may be disabled 2F00y 50 ATA reserved 0000y 51 PIO data transfer cycle timing mode 02004 52 Retired 02004 53 Words 54 58 64 70 and 88 are valid 0007 y 54 Number of current logical cylinders XXXXy 55 Number of current logical heads XXXXH 56 Number of current logical sectors per logical track XXXXy 57 58 Current capacity in sectors XXXXy 59 hire E transferred during a Read Multiple or Write Mul XXXXy 24 Momentus Thin Product Manual Rev E Word Description Value Total number of user addressable sectors This field contains a value that is one greater than the total number of user addressable sectors The maximum value that shall be ST320LT020 OFFFFFFFh A STIODLTOS OFFER mation 62 Retired 0000 63 ase Acte len isa a ATS 007 64 Advanced PIO modes supported modes 3 and 4 supported 0003 65 e DMA transfer cycle time per word 00784 66 Pe multiword DMA transfer cycle time per word 120 0078 67 A cycle time without IORDY flow control 0078 68 Minimum PIO cycle time with IORDY flow control 120 nsec 0078 69 74 ATA reserved 0000 75 Queue depth 001Fy 76 Serial ATA capabilities OFO6 77 ATA reserved 0000 78 Serial ATA features supported 00484 79 Serial
3. ATA features enabled 0040 80 Major version number 01F0y 81 Minor version number 0029y 82 Command sets supported 746By 83 Command sets supported 7D09y 84 Command sets support extension 61E3y 85 Command sets enabled 74694 86 Command sets enabled 0001 87 Command sets enable extension 61E3y ia wx 89 Security erase time 00004 90 Enhanced security erase time 0000y 92 Master password revision code FFFEy 93 anli tubie a E this table AANE 94 Auto acoustic management setting XXXXH 95 99 ATA reserved 0000y raaa eee ea ra lees inercia ST320LTO20 625 142 448 These words are required for drives that support the 48 bit addressing feature Maximum value OOOOFFFFFFFFFFFFh ST160LT003 312 581 808 Momentus Thin Product Manual Rev E 25 Word Description Value 104 118 ATA reserved 0000y 119 Free Fall Protection support bit 5 i z aree zal protecion E 120 Free Fall Protection enable disable bit 5 ie ged De sae sede een 121 127 ATA reserved 0000y 128 Security status 0021 y 129 159 Seagate reserved XXXXH 160 254 ATA reserved 0000y 255 Integrity word xxASy Note See the bit descriptions below for words 63 88 and 93 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
4. R T commands ooo 28 Momentus Thin Product Manual Rev E Momentus Thin Product Manual Rev E List of Figures Figure 1 Typical 5V only startup and operation current profile ooooooo oooooo 9 Figure 2 Se al ATA CONNEC ONS Witt a aa 17 Figure 3 Attaching SATA Cabling ici eae eat eee E a ane ale ait 18 Figure 4 Mounting dimensions for standard models top side and end view 19 Momentus Thin Product Manual Rev E iii 1 0 Seagate Technology support services SEAGATE ONLINE SUPPORT and SERVICES For information regarding products and services visit http www seagate com www en us about contact_us Available services include Presales 8 Technical support Global Support Services telephone numbers amp business hours Authorized Service Centers For information regarding Warranty Support visit http www seagate com www en us support warranty_8 returns_ assistance For information regarding Data Recovery Services visit http www i365 com For Seagate OEM amp Distribution partner portal visit httos direct seagate com portal system For Seagate reseller portal visit http spp seagate com Momentus Thin Product Manual Rev E 2 0 Introduction This manual describes the functional mechanical and interface specifications for the following Seagate Momentus Thin model drives ST model Part Standard models ST320LT020 9YG142 ST250LT003 9YG14C S
5. SeaTools diagnostic software activates a built in drive self test DST S M A R T command for D4 that elimi nates unnecessary drive returns The diagnostic software ships with all new drives and is also available at http seatools seagate com This drive is shipped with S M A R T features disabled You must have 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 Table 9 S M A R T commands Code in features register S M A R T command DOy S M A R T Read Data D1y Vendor specific D2y S M A R T Enable Disable Attribute Autosave D3y S M A R T Save Attribute Values D4y S M A R T Execute Off line Immediate runs DST D5y S M A R T Read Log Sector D6y S M A R T Write Log Sector D7y Vendor specific D8y S M A R T Enable Operations D9y S M A R T Disable Operations DAy S M A R T Return Status Note If an appropriate code is not written to the Features Register the command is aborted and 0x04 abort is written to the Error register 28 Momentus Thin Product Manual Rev E Index A ACA 15 acoustics 5 13 Active mode 10 Address 22 AFR 14 Agency certification 14 Altitude 11 Altitude nonoperating 5 Altitude operating 5 Ambient temperature 5 11 ambient temperature 7 Annualized Failure Rate 14 Annualized Failure Rate AFR 5 Areal density 4 7 ATAcomma
6. current Read write power is measured with the heads on track based on three 63 sector read or write operations every 100ms Idle mode power Idle mode power is measured with 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 model Table 3 DC power Power dissipation 5V input average 25 C Spinup max 1 00A Seek 1 4W Read 1 3W Write 1 65W Idle performance 1 1W Idle active 0 68W Idle low power mode 0 48W Standby 0 15W Sleep 0 15W During periods of drive idle some offline activity may occur according to the S M A R T specification which may increase acoustic and power to operational levels Standby power is measured at steady state after 200ms from transition 8 Momentus Thin Product Manual Rev E 3 9 1 1 Typical current profile 6 Sep 10 13 38 53 Motor Spinup to Ready 1 2 Y Dc E Y DC A 100 kS s 2 V DC J 1 DC 0 520 Y 4 2 V DCS O STOPPED Figure 1 Typical 5V only startup and operation current profile 3 9 2 Deferred spinup Momentus Thin drives do not support the deferred spinup option If you require this option refer to the Momen tus 5400 3 SATA Blade Server family of drives 3 9 3 Conducted noise Input noise ripple is measured at the host
7. in a point to point relationships If two drives are attached on one Serial ATA host adapter the host operating system views the two devices as if they were both masters on two separate ports This means both drives behave as if they are Device 0 master devices Serial ATA drives are designed for easy installation It is normally not necessary to set any jumpers on this drive for proper operation If the host system does not support SATA 3Gb s operation place a jumper on pins 1 and 2 to limit the drive to 1 5Gb s operation 3 0 Gbits per second operation Limit data transfer rate to 1 5 Gbits per second f Jumper block SATA power connector EA SATA interface connector Figure 2 Serial ATA connectors Momentus Thin Product Manual Rev E 17 4 3 Serial ATA cables and connectors The Serial ATA interface cable consists of four conductors in two differential pairs plus three ground connec tions The cable size may be 30 to 26 AWG with a maximum length of one meter 39 37 inches See Table 7 for connector pin definitions Either end of the SATA signal cable can be attached to the drive or host For direct backplane connection the drive connectors are inserted directly into the host receptacle The drive and the host receptacle incorporate features that enable the direct connection to be hot pluggable and blind mateable For installations which require cabl
8. system power supply across an equivalent 15 ohm resistive load on the 5 volt line Using 5 volt power the drive is expected to operate with a maximum of 100 mV peak to peak square wave injected noise at up to 30 MHz Note Equivalent resistance is calculated by dividing the nominal voltage by the typical RMS read write current 3 9 4 Voltage tolerance Voltage tolerance including noise 5V 10 Momentus Thin Product Manual Rev E 9 3 9 5 Power management modes The drive provides programmable power management to provide greater energy efficiency In most systems you can control power management through the system setup program The drive features the following power management modes Table 4 Power management modes Power modes Heads Spindle Buffer Active operating Tracking Rotating Full power Idle performance Tracking Rotating Self refresh low power Idle active Floating Rotating Self refresh low power Idle low power Parked Rotating Self refresh low power Standby Parked Stopped Self refresh low power Sleep Parked Stopped Self refresh low power Active mode The drive is in Active mode during the read write and seek operations Idle mode The buffer remains enabled and the drive accepts all commands and returns to Active mode any time disk access is necessary Standby mode The drive enters Standby mode when the host sends a Standby Immediate command If the host has set
9. 20402 Refer to publication num ber 004 000 00345 4 Momentus Thin Product Manual Rev E 15 3 15 Environmental protection Seagate designs its products to meet environmental protection requirements worldwide including regulations restricting certain chemical substances 3 15 1 European Union Restriction of Hazardous Substances RoHS The European Union Restriction of Hazardous Substances RoHS Directive restricts the presence of chemi cal substances including Lead Cadmium Mercury Hexavalent Chromium PBB and PBDE in electronic prod ucts effective July 2006 This drive is manufactured with components and materials that comply with the ROHS Directive 3 15 2 China Restriction of Hazardous Substances RoHS Directive PH Rati tunities This product has an Environmental Protection Use Period EPUP of 20 years The following table contains information mandated by China s Marking Requirements for Control of Pollution Lam Caused by Electronic Information Products Standard 2 iF mA AON PE ARA EPU o FREST PE BFA mi RRRS E HES BK HIRERE S Polybrominated Biphenyl Diphenyl Ether Name of Parts SEA Sim HEAR O indicates the hazardous and toxic substance content of the part at the homogenous material level is lower than the threshold defined by the China RoHS MCV Standard RRA FEMEL AENA NR F A EROHS MOVERTE STA X indicates the hazardous and toxic substance content of the part at the homogenous materia
10. 88 EUROPE MIDDLE EAST AND AFRICA Seagate Technology SAS 16 18 rue du D me 92100 Boulogne Billancourt France 33 1 4186 10 00 Publication Number 100636119 Rev E June 2011
11. Average latency 5 6 Note These drives are designed to consistently meet the seek times represented in this manual Physical seeks regardless of mode s uch as track to track and average are expected to meet the noted values However due to the manner in which these drives are formatted benchmark tests that include command overhead or measure logical seeks may produce results that vary from these specifications Momentus Thin Product Manual Rev E 3 8 Start stop times Time to ready Typical Max 25 C Power on to Ready sec 3 5 4 0 Standby to Ready sec 3 0 3 0 3 9 Power specifications The drive receives DC power 5V through a native SATA power connector 3 9 1 Power consumption Power requirements for the drives are listed in the table on page 8 Typical power measurements are based on an average of drives tested under nominal conditions at 25 C ambient temperature These power measure ments are done with Interface Power Management modes like HIPM and DIPM enabled Spinup power Spinup power is measured from the time of power on to the time that the drive spindle reaches operating speed Seek mode During seek mode the read write actuator arm moves toward a specific position on the disk surface and does not execute a read or write operation Servo electronics are active Seek mode power is measured based on three random seek operations every 100ms This mode is not typical Read write power and
12. EATHER HOLE DO NOT COVER CR SEAL 2 750 010 69 851 25 mm RECOMMENDED CASE TEMP MEASUREMENT LOCATION fi 1222 Co 3 567 2X M3 X 0 5 6H MOUNT ING HOLES BOTH SIDES 7 12 MIN FULL THREAD 268 008 2 Xx 118 16 80 20 mm 2 X 3 00 rm BOTH SIDES 3 587 4X M3 X 0 5 6H 90 80 mm MOUNTING HOLES BOTH SIDES 551 10 MIN FULL THREAD 2 430 61 72 mm 160 4 07 mm Figure 4 Mounting dimensions for standard models top side and end view Momentus Thin Product Manual Rev E 19 5 0 Serial ATA SATA interface These drives use the industry standard Serial ATA interface that supports FIS data transfers It supports ATA programmed input output PIO modes 0 4 multiword DMA modes 0 2 and Ultra DMA modes 0 6 The drive also supports the use of the IORDY signal to provide reliable high speed data transfers For detailed information about the Serial ATA interface refer tothe Serial ATA High Speed Serialized AT Attachment specification 5 1 Hot Plug compatibility Momentus Thin drives incorporate connectors which enable you to hot plug these drives in accordance with the Serial ATA High Speed Serialized AT Attachment specification revision 2 0 This specification can be downloaded from http www serialata org This device requires a COMRESET from the host after a hotplug event 5 2 Serial ATA device plug connector pin definitions Table 7 summarizes the signal
13. Product Manual Momentus Thin 5400 RPM ST model Part Standard models ST320LT020 9YG142 ST250LT003 9YG14C ST160LT003 9YG141 100636119 Rev E June 2011 Seagate E e Revision history Revision Date Sheets affected or comments Rev A 09 23 10 Initial release Rev B 12 14 10 8 Rev C 03 04 11 2 4 7 amp 18 19 Rev D 05 10 11 25 26 Rev E 06 30 11 5 14 backcover O 2011 Seagate Technology LLC All rights reserved Publication number 100636119 Rev E June 2011 Seagate Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and or other countries Momentus and SeaTools are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and or other countries All other trademarks or registered trademarks are the property of their respective owners No part of this publication may be re produced in any form without written permission of Seagate Technology LLC Call 877 PUB TEK1 877 782 8351 to request permission One gigabyte or GB equals one billion bytes and one terabyte or TB equals one trillion by tes Your computer s operating system may use a different standard of measurement 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 wit
14. Read Verify Sectors without Retries 41h Seek 70h Set Features EFh Set Max Address F9h Note Individual Set Max commands are identi Address 00 fied by the value placed in the Set Max Fea Password 014 tures register as defined to the right Lock 024 Unlock 034 Freeze Lock 044 Set Multiple Mode C6h S M A R T Disable Operations BOh D9h S M A R T Enable Disable Autosave BOh D2h 22 Momentus Thin Product Manual Rev E Command name S M A R T Enable Operations Command code in hex BOh D8h S M A R T Enable Disable Auto Offline BOh DBh S M A R T Enable One Attribute Modification BOh EOh S M A R T Execute Offline BOh D4h S M A R T Read Attribute Thresholds BOh D1h S M A R T Read Data BOh DOh S M A R T Read Log Sector BOh D5h S M A R T Return Status BOh DAh S M A R T Save Attribute Values BOh D3h S M A R T Write Attribute Thresholds BOh D7h S M A R T Write Attribute Values BOh E1h S M A R T Write Log Sector BOh D6h Write Buffer E8h Write DMA CAh Write DMA Extended 35h Write DMA without Retries CBh Write Long with Retries 32h Write Long without Retries 33h Write Multiple C5h Write Multiple Extended 39h Write Sectors 30h 31h Write Sectors Extended 34h Write Uncorrectable 45h ATA standard power management commands Check Power Mode E5h Idle E3h Idle Immediate Eth Sleep E6h Standby E2h
15. Standby Immediate EOh ATA standard security commands Security Set Password Fth Security Unlock F2h Security Erase Prepare F3h Security Erase Unit F4h Security Freeze Lock F5h Security Disable Password F6h Momentus Thin Product Manual Rev E 23 5 3 1 Identify Device command The Identify Device command command code EC transfers information about the drive to the host following power up The data is organized as a single 512 byte block of data whose contents are shown in the table on page 27 All reserved bits or words should be set to zero Parameters listed with an x are drive specific or vary with the state of the drive The following commands contain drive specific features that may not be included in the Serial ATA specifica tion Word Description Value Configuration information e Bit 15 0 ATA 1 ATAPI e Bit 7 removable media 0C5Ay 0 Bit 6 removable controller e Bit 0 reserved 1 Number of logical cylinders 16 383 2 ATA reserved 0000y 3 Number of logical heads 16 4 Retired 0000 5 Retired 0000 6 Number of logical sectors per logical track 63 003Fy 7 9 Retired 0000 10 19 Serial number 20 ASCII characters 00004 none ASCII 20 Retired 0000 21 Retired 0400 22 Obsolete 00004 23 26 eee 8 ASCII character string padded with blanks to oy 27 46 a 40 ASCII characters padded with blanks to AETA e
16. T160LT003 9YG141 These drives provide the following key features 5400 RPM spindle speed 16MB buffer Quiet operation Fluid Dynamic Bearing FDB motor High instantaneous burst data transfer rates up to 3Gb s Perpendicular recording technology State of the art cache and on the fly error correction algorithms Native Command Queuing NCQ with command ordering Full track multiple sector transfer capability without local processor intervention 1000 Gs nonoperating shock and 350 Gs of operating shock SeaTools diagnostic software performs a drive self test that eliminates unnecessary drive returns The 3D Defense System which includes Drive Defense Data Defense and Diagnostic Defense offers the industry s most comprehensive protection for disk drives Support for S M A R T drive monitoring and reporting Support for Read Multiple and Write Multiple commands Momentus Thin Product Manual Rev E 2 1 About the Serial ATA interface The Serial ATA interface provides several advantages over the traditional parallel ATA interface The primary advantages include e Easy installation and configuration with true plug and play connectivity lt is not normally necessary to set any jumpers or other configuration options Thinner and more flexible cabling for improved enclosure airflow and ease of installation e Scalability to higher performance levels In addition Serial ATA makes the transition from p
17. arallel ATA easy by providing legacy software support Serial ATA was designed to allow you to install a Serial ATA host adapter and Serial ATA disk drive in your current system and expect all of your existing applications to work as normal The Serial ATA interface connects each disk drive in a point to point configuration with the Serial ATA host adapter There is no master slave relationship with Serial ATA devices like there is with parallel ATA If two drives are attached on one Serial ATA host adapter the host operating system views the two devices as if they were both masters on two separate ports This essentially means both drives behave as if they are Device 0 master devices Note The host adapter may optionally emulate a master slave environment to host software where two devices on separate Serial ATA ports are represented to host software as a Device 0 master and Device 1 slave accessed at the same set of host bus addresses A host adapter that emulates a master slave environment manages two sets of shadow registers This is not a typical Serial ATA environment The Serial ATA host adapter and drive share the function of emulating parallel ATA device behavior to provide backward compatibility with existing host systems and software The Command and Control Block registers PIO and DMA data transfers resets and interrupts are all emulated The Serial ATA host adapter contains a set of registers that shadow the contents of
18. art number and country of purchase After submitting this information the system will display the warranty information for your drive 3 14 Agency certification 3 14 1 Safety certification These products are certified to me et the requirements of UL60 950 1 CSA60950 1 and EN60950 and so marked as to the certify agency 3 14 2 Electromagnetic compatibility Hard drives that display the CE mark comply with the European Union EU requirements specified in the Elec tromagnetic Compatibility Directive 2004 108 EC as put into place 20 July 2007 Testing is performed to the levels specified by the product standards for Information Technology Equipment ITE Emission levels are defined by EN 55022 Class B and the immunity levels are defined by EN 55024 Drives are tested in representative end user systems Although CE marked Seagate drives comply with the directives when used in the test systems we cannot guarantee that all systems will comply with the directives The drive is designed for operation inside a properly designed enclosure with properly shielded I O cable if necessary and terminators on all unused I O ports Computer manufacturers and system integrators should confirm EMC compliance and provide CE marking for their products Korean RRL If these drives have the Korean Communications Commission KCC logo they comply with paragraph 1 of Article 11 of the Electromagnetic Compatibility control Regulation and meet the Elec
19. drive Above 1000 feet 305 meters the maximum temperature is derated linearly by 1 C every 1000 feet Operating 0 to 60 C 32 to 140 F Nonoperating 40 to 70 C 40 to 158 F 3 10 2 Temperature gradient Operating 20 C per hour 68 F per hour max without condensation Nonoperating 35 C per hour 95 F per hour max without condensation 3 10 3 Humidity 3 10 3 1 Relative humidity Operating 5 to 95 noncondensing 30 per hour max Nonoperating 5 to 95 noncondensing 30 per hour max 3 10 3 2 Wet bulb temperature Operating 37 7 C 99 86 F max Nonoperating 40 C 104 F max 3 10 4 Altitude Operating 304 8 m to 3 048 m 1000 ft to 10 000 ft Nonoperating 304 8 m to 12 192 m 1000 ft to 40 000 ft Momentus Thin Product Manual Rev E 11 3 10 5 Shock All shock specifications assume that the drive is mounted securely with the input shock applied at the drive mounting screws Shock may be applied in the X Y or Z axis 3 10 5 1 Operating shock These drives comply with the performance levels specified in this document when subjected to a maximu m operating shock of 350 Gs based on half sine shock pulses of 2ms Shocks should not be repeated more than two times per second 3 10 5 2 Nonoperating shock The nonoperating shock level that the drive can experience without incurring physical damage or degradation in perf
20. erface 20 serial ATA ports 3 servo electronics 8 Set Features 22 Set Max Address 22 Set Multiple Mode 22 Shock 12 Shock nonoperating 5 Shock operating 5 single track seeks 7 Sleep 8 23 Sleep mode 5 10 sound power 5 Specification summary table 4 Spindle speed 4 7 Spinup 8 spinup power 8 Standby 8 23 Standby Immediate 23 Momentus Thin Product Manual Rev E Standby mode 5 8 10 Standby to Ready 8 Standby to ready 4 Start stop times 8 Startup current 4 static discharge 17 support services 1 Surge immunity 13 T technical support services 1 temperature 5 7 11 Temperature gradient 5 11 timers 10 TPI 4 Track density 4 7 Track to track seek time 4 7 U UL60950 1 14 V Vibration 12 Vibration nonoperating 5 Vibration operating 5 Voltage dips interrupts 13 Voltage tolerance 5 9 W Warranty 14 Weight 4 weight 7 Wet bulb temperature 5 11 Width 4 width 7 Write Buffer 23 Write DMA 23 Write DMA Extended 23 Write Long with Retries 23 Write Long without Retries 23 Write Multiple 23 Write Sectors 23 Write Sectors Extended 23 write uncorrectable 23 31 32 Momentus Thin Product Manual Rev E Seagate Seagate Technology LLC AMERICAS Seagate Technology LLC 10200 South De Anza Boulevard Cupertino California 95014 United States 408 658 1000 ASIA PACIFIC Seagate Singapore International Headquarters Pte Ltd 7000 Ang Mo Kio Avenue 5 Singapore 569877 65 6485 38
21. es you can connect the drive as illustrated in Figure 3 SATA interface connector Power connector Power cable Figure 3 Attaching SATA cabling Each connector is keyed to ensure correct orientation 4 4 Drive mounting You can mount the drive using four screws in the side mounting holes or four screws in the bottom mounting holes See Figure 4 for drive mounting dimensions Follow these important mounting precautions when mount ing the drive Allow a minimum clearance of 0 030 inches 0 76 mm around the entire perimeter of the drive for cooling e Use only M3 x 0 5 mounting screws Do not overtighten the mounting screws Maximum torque 4 0 in Ib 0 4519 N m Four 4 threads 0 080 inches 2 032 mm minimum screw engagement recommended e Avoid excessive drive distortion when mounting Refer to the following specifications for stiffness deflection information Top cover stiffness deflection Operating with no performance degradation emitted noise 10 mm probe 1 02kgf or mechanical damage or hard errors 5 mm probe 0 92kgf Non operating with no hard errors 20 mm probe 2kgf at any point of top cover 20 mm probe 15kgf at top cover edges only 18 Momentus Thin Product Manual Rev E Measurements shown in Figure 4 are inches and mm tepon 3 951 1 010 835 138 100 357 35 mm 21 21 mm 3344 050 8 48 4 1 27m 3 50 rm hea 204 050 5 19 1 27mm 324 6 23 mm BR
22. gister Sector Count register values 004 014 08 4 09 OA OB 0Cy 204 214 224 404 414 424 434 44y 45H 464 Set PIO mode to default PIO mode 2 Set PIO mode to default and disable IORDY PIO mode 2 PIO mode 0 PIO mode 1 PIO mode 2 PIO mode 3 PIO mode 4 default Multiword DMA mode 0 Multiword DMA mode 1 Multiword DMA mode 2 Ultra DMA mode 0 Ultra DMA mode 1 Ultra DMA mode 2 Ultra DMA mode 3 Ultra DMA mode 4 Ultra DMA mode 5 Ultra DMA mode 6 55H Disable read look ahead read cache feature 82H Disable write cache AAH Enable read look ahead read cache feature default C1h Disable the Free Fall Protection feature 414 above enables the Free Fall Protection feature F1y Report full capacity available Note At power on or after a hardware or software reset the default values of the features are as indi cated above Momentus Thin Product Manual Rev E 27 5 3 3 S M A R T commands S M A R T provides near term failure prediction for disk drives When S M A R T is enabled the drive moni tors predetermined drive attributes that are susceptible to degradation over time If self monitoring determines that a failure is likely S M A R T makes a status report available to the host Not all failures are predictable S M A R T predictability is limited to the attributes the drive can monitor For more information on S M A R T commands and implementation see the Draft ATA 8 Standard
23. he ECMA 74 and its referenced standards Testing is conducted at room temperature approximately 25 C Emission levels are reported as the total A weighted sound power levels for steady state idle and active seek modes of operation Table 5 Drive A weighted Sound Power Levels SWL BA Idle Performance seek 2 0 bels typ 2 2 bels max 2 2 bels typ 2 4 bels max During periods of drive idle some offline activity may occur according to the S M A R T specification which may increase acoustic and power to operational levels Test for Prominent Discrete Tones PDTs Seagate follows the ECMA 74 standards for measurement and identification of PDTs An exception to this pro cess is the use of the absolute threshold of hearing Seagate uses the lower limit for the threshold curve to discern tone audibility and to compensate for the inaudible components of sound prior to computation of tone ratios according to Annex D of the ECMA 74 standards Defined as the median curve given by ISO 389 7 Tf curve minus 10dB at all frequencies 3 12 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 Table 6 Radio frequency environments Performance Reference Test Description level standard Electrostatic discharge C
24. hout notice product offerings or specifications 1 0 2 0 3 0 4 0 5 0 Contents Seagate Technology support ServiCeS oooocoooco a 1 INTOdUCHON eria aee E A A gaa nee cy ig ee age aa 2 2 1 About the Serial ATA interface 0 00 eee eee 3 Drive specifications lt a eee Ve ee ERA Ja ea eed ee eae Gea anaes 4 3 1 Specification summary table 20 eee eae 4 3 2 Formatted capacity 2 0 26 ccc ee ee bee ee be eae eae 6 3 2 1 LBAMOde 4 5 04425 ees Wanltte cise VEDE Wet Gen cise dan eae g 24 6 3 3 Default logical geometry 0 2 ee eee eae 6 3 4 Physical organization voor dos ee bs eyed AAA Gy ARANA 6 3 5 Recording and interface technology 0 cece eee 7 3 6 Physical characteristics socer karosai eene PEE EI En EERIE ANAE ee 7 3 7 SEEK TIME Sees aae ied A A toa 7 3 8 Start st p times Saias a AA dt ca 8 3 9 Power specifications aaua anaana 8 3 9 1 Power consumption ooo 8 3 9 2 Deferred spinup 00 000 c ee tees 9 3 9 3 Conducted NOS vectorial 9 3 9 4 Voltage tolerance 2 0 eee ee 9 3 9 5 Power management mode s 000 e eee tte eee 10 3 10 Environmental specifications ssas aaaeeeaa tee 11 3 10 1 Ambient temperature 200 0000 ee ee 11 3 10 2 Temperature gradient 0 0 eae 11 3 10 3 HUMIdItY saan ots rara Yau Gowan A PN Ee ee 11 SACE Altitude oo is aa arar iia Phar cada 11 IO SHOCK eere EE Ha ed A ed ey eatin A A AAA ARA bt gla
25. l level is over the threshold defined by the China ROHS MCV Standard X RTVE FRAME LO MENERA E WARE BROS MOVERTE SOTA 3 16 Corrosive environment Seagate electronic drive components pass accelerated corrosion testing equivalent to 10 years exposure to light industrial environments containing sulfurous gases chlorine and nitric oxide classes G and H per ASTM B845 However this accelerated testing cannot duplicate every potential application environment Users should use caution exposing any electronic components to uncontrolled chemical pollutants and corro sive chemicals as electronic drive component reliability can be affected by the installation environment The sil ver copper nickel and gold films used in Seagate products are especially sensitive to the presence of sulfide chloride and nitrate contaminants Sulfur is found to be the most damaging In addition electronic components should never be exposed to condensing water on the surface of the printed circuit board assembly PCBA or exposed to an ambient relative humidity greater than 95 Materials used in cabinet fabrication such as vulca nized rubber that can outgas corrosive compounds should be minimized or eliminated The useful life of any electronic equipment may be extended by replacing materials near circuitry with sulfide free alternatives 16 Momentus Thin Product Manual Rev E 4 0 Configuring and mounting the drive This section contains the specifications and i
26. matting During periods of drive idle some offline activity may occur according to the S M A R T specification which may increase acoustic and power to operational levels Typical notebooks will pull power to the drive when entering S3 and S4 while in the S3 and S4 states drive sleep and drive standby modes will not contribute to battery power consumption Momentus Thin Product Manual Rev E 5 3 2 Formatted capacity Formatted capacity Guaranteed logical blocks LBA 512 emulation Bytes per physical sector ST320LT020 9YG142 625 142 448 ST250LT003 9YG14C 488 397 168 4096 ST160LT003 9YG141 312 581 808 One GB equals one billion bytes when referring to hard drive capacity Accessible capacity may vary depending on operating ervironment and formatting 3 2 1 LBA mode When addressing these drives in LBA mode all blocks sectors are consecutively numbered from 0 to n 1 where nis the number of guaranteed logical blocks LBA as defined above See Section 5 3 1 Identify Device command words 60 61 and 100 103 for additional information about 48 bit addressing support of drives with capacities over 137GB 3 3 Default logical geometry Cylinders Read write heads Sectors per track 16 383 16 63 LBA mode When addressing these drives in LBA mode all blocks sectors are consecutively numbered from 0 to n 1 where nis the number of guaranteed logical blocks LBA as defined abo
27. mode 0 is currently active 9 Multiword DMA mode 1 is currently active 10 Multiword DMA mode 2 is currently active Bit Word 88 0 Ultra DMA mode 0 is supported 1 Ultra DMA mode 1 is supported 2 Ultra DMA mode 2 is supported 3 Ultra DMA mode 3 is supported 4 Ultra DMA mode 4 is supported 5 Ultra DMA mode 5 is supported 6 Ultra DMA mode 6 is supported 8 Ultra DMA mode 0 is currently active 9 Ultra DMA mode 1 is currently active 10 Ultra DMA mode 2 is currently active 11 Ultra DMA mode 3 is currently active 12 Ultra DMA mode 4 is currently active 13 Ultra DMA mode 5 is currently active 14 Ultra DMA mode 6 is currently active Bit Word 93 13 1 80 conductor cable detected CBLID above VIH 0 40 conductor cable detected CBLID below VIL 26 Momentus Thin Product Manual Rev E 5 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 inter rupt If the value in the register does not represent a feature that the drive supports the command is aborted Power on default has the read look ahead and write caching features enabled The acceptable values for the Features register are defined as follows Table 8 Set Features command values 024 Enable write cache default 03 Set transfer mode based on value in Sector Count re
28. n of Hazardous Substanc es 16 evice Configuration Identify 22 Execute Device Diagnostics 22 F FCC verification 15 features 2 Federal Communications Commission 15 Flush Cache 22 Flush Cache Extended 22 Formatted capacity 4 6 Freeze Lock 22 G geometry 6 gradient 5 Guaranteed Iba 4 6 guaranteed sectors 6 29 H handling 17 Handling precautions 17 heads 6 Height 4 height 7 Humidity 11 humidity 5 I O data transfer rate 4 7 Identify 22 Identify Device 22 Identify Device command 24 Idle 8 23 Idle and Standby timers 10 Idle Immediate 23 Idle mode 4 10 Idle mode power 8 Information Technology Equipment ITE 14 Initialize Device Parameters 22 Input noise ripple 9 Interface 7 interface 20 Interleave 7 Internal data transfer rate 4 Internal data transfer rate 7 ITE 14 K KCC 14 Korean Communications Commission 14 Korean RRL 14 L latency 4 LBA mode 6 Length 4 length 7 Load Unload 14 logical geometry 6 master slave 3 Max Address 22 maximum temperature 11 Microcode 22 mounting 18 mounting screws 12 mounting the drive 17 30 N noise 9 nominal power 7 Nonoperating shock 12 Nonoperating vibration 12 Nonrecoverable read errors 5 nonrecoverable read errors 14 O Operating shock 12 Operating vibration 12 P Physical characteristics 7 Physical organization 6 Physical read write heads 4 point to point 3 17 Power consumption 8 power dissipation 8 p
29. nds 22 ATA data transfer modes supported 4 Australia New Zealand Standard AS NZ CISPR22 15 Australian Communication Authority ACA 15 Australian C Tick 15 Average seek time 7 Average seek read 4 B bels 5 BPI 4 buffer 4 7 Bytes per physical sector 4 6 C cables and connectors 18 Cache 4 cache 7 capacity 6 CE mark 14 certification 14 Check Power Mode 23 chemical substances 16 China RoHS directive 16 Class B computing device 15 compatibility 14 Conducted noise 9 Conducted RF immunity 13 Configuring the drive 17 connectors 18 CSA60950 1 14 current 4 cycles 14 Cylinders 6 Momentus Thin Product Manual Rev E D data transfer rates 2 DC power 8 Default logical geometry 6 density 4 Device Configuration Freeze Lock 22 Device Configuration Restore 22 Device Configuration Set 22 Diagnostics 22 dimensions 19 Disks 4 dissipation 8 Download Microcode 22 E Electrical fast transient 13 Electromagnetic compatibility 14 Electromagnetic Compatibility EMC 14 Electromagnetic Compatibility control Regulation 14 Electromagnetic Compatibility Directive 2004 108 EC 14 Electromagnetic immunity 13 Electrostatic discharge 13 electrostatic discharge ESD 17 EN 55022 Class B 14 EN 55024 14 EN60950 14 Environmental protection 16 Environmental specifications 11 error correction algorithms 2 errors 5 14 ESD 17 EU 14 European Union EU requirements 14 European Union Restrictio
30. ns 12 3 10 6 VIDEO 2 cscs tiacma he A tid deat cease ner hae 12 ZII CACOUSUCS sara ra ie see ane oad Obed wits ad de tea tale we 13 3 12 Electromagnetic immunity rees pirater Ee e tees 13 3 19 Reliab IY hoz eb ha ar aaa a a dh ia ay daa wuss 14 3 14 Agency certification 20ooooocccrrerorccrrra eee eee eee 14 3 14 1 Safety certification 00oooommccrinorcrroarr bee ees 14 3 14 2 Electromagnetic compatibility 0 0 0 0 ee 14 3 14 30 ECC verifications ses ranea rs a A na 15 3 15 Environmental protection 0 0000 cc eee 16 3 15 1 European Union Restriction of Hazardous Substances ROHS 16 3 15 2 China Restriction of Hazardous Substances RoHS Directive 16 3 16 COrrosive environmen vico ar TEPEE Gs Mba ale a ig eke eGR es a elas A 16 Configuring and mounting the drive oooooccccocccnnn eee 17 4 1 Handling and static discharge precautions a s a auauua ee 17 4 2 Configuring the drive 6 teas 17 4 3 Serial ATA cables and connectors aasan eee eae 18 4 4 DIIVS MOUMINO ius a a aegis Raa ar paca ela og Shae g aa 18 Serial ATA SATA interface ooo ii a lee ale ee 20 5 1 HotPlug compatibility social a bo Bed la Pele ia 20 5 2 Serial ATA device plug connector pin definitions 0 00020 eee eee 20 5 3 Supported ATA commands ooo 22 5 3 1 Identify Device command 000 ce tee 24 5 3 2 Set Features command ooo 27 5 3 3 S M A
31. nstructions for configuring and mounting the drive 4 1 Handling and static discharge precautions After unpacking and before installation the drive may be exposed to potential handling and electrostatic dis charge ESD hazards Observe the following standard handling and static discharge precautions Caution Keep the drive in the electrostatic discharge ESD bag until you are ready for installation to limit the drive s exposure to ESD Before handling the drive put on a grounded wrist strap or ground yourself frequently by touching the metal chassis of a computer that is plugged into a grounded outlet Wear a grounded wrist strap throughout the entire installation procedure Handle the drive only by its edges or frame The drive is fragile handle it with care Do not press down on the drive top cover Always rest the drive on a padded antistatic surface until you mount it in the computer Do not touch the connector pins or the printed circuit board Do not remove the factory installed labels from the drive or cover them with additional labels Removal voids the warranty Some factory installed labels contain information needed to service the drive Other labels are used to seal out dirt and contamination 4 2 Configuring the drive Each drive on the Serial ATA interface connects in a point to point configuration with the Serial ATA host adapter There is no master slave relationship because each drive is considered a master
32. odes supported SATA 1 0 Serial ATA Revision 2 6 PIO modes 0 4 Multiword DMA modes 0 2 Ultra DMA modes 0 6 Height max 7 0 mm 0 276 in Width max 70 10 mm 2 76 in Length max 100 55 mm 3 959 in Weight max lt 92 0 g lt 0 203 Ib Power on to ready sec typical 3 5 Standby to ready sec typical 3 0 Track to track seek time read ms typical 1 5 Average seek read ms typical 11 Startup current 5V max 1 0A Read write power typical Read 1 30W Write 1 65W Idle mode low power typical 0 48W Momentus Thin Product Manual Rev E Table 1 Drive specifications Drive specification ST320LT020 9YG142 ST250LT003 9YG14C ST160LT003 9YG141 Standby Sleep mode typical 0 15W Voltage tolerance including noise 5V 10 Ambient temperature 0 to 60 C operating 40 to 70 C nonoperating Temperature gradient C per hour max 20 C operating 35 C nonoperating Relative humidity 5 to 95 operating 5 to 95 nonoperating Relative humidity gradient 30 per hour max Wet bulb temperature C max 37 7 operating 40 nonoperating Altitude operating 304 8 m to 3 048 m 1000 ft to 10 000 ft Altitude nonoperating meters below mean sea level max 304 8 m to 12 192 m 1000 ft to 40 000 ft Shock operating Gs max at 2ms 350 Shock nono
33. ontact HCP VCP 4 kV Air 8 kV B EN 61000 4 2 95 Radiated RF immunity 80 to 2000 MHz 10 V m A EN 61000 4 3 96 80 AM with 1 kHz sine ENV 50204 95 900 MHz 3 V m 50 pulse modulation 200 Hz Electrical fast transient 1 kV on AC mains 0 5 kV on external I O B EN 61000 4 4 95 Surge immunity 1 kV differential 2 kV common AC mains B EN 61000 4 5 95 Conducted RF immunity 150 kHz to 80 MHz 3 Vrms 80 AM with 1 kHz A EN 61000 4 6 97 sine Power Frequency H field 1 A m 50Hz 60Hz 3 axes A EN 61000 4 8 97 immunity Voltage dips interrupts 30 Reduction for 25 cycles C EN 61000 4 11 94 gt 95 Reduction for 250 cycles C gt 95 0 5 cycles B Momentus Thin Product Manual Rev E 13 3 13 Reliability Measurement type Specification Nonrecoverable read errors 1 per 1014 bits read max Amnualized Failure Rate AFR lt 0 48 Load Unload U UL 25 C 50 relative humidity 600 000 software controlled power on off cycles 20 000 hard power on off cycles 32 C 80 relative humidity 600 000 software controlled power on off cycles 5 C 80 relative humidity 20 000 hard power on off cycles 5 C 10 relative humidity 55 C 16 relative humidity Warranty To determine the warranty for a specific drive use a web browser to access the following web page http www seagate com www en us support warranty_8 returns assistance You will be asked to provide the drive serial number model number or p
34. ormance when subsequently put into operation is 800 Gs based on a nonrepetitive half sine shock pulse of 2ms duration The nonoperating shock level that the drive can experience without incurring physical damage or degradation in performance when subsequently put into operation is 1000 Gs based on a nonrepetitive half sine shock pulse of 1ms duration The nonoperating shock level that the drive can experience without incurring physical damage or degradation in performance when subsequently put into operation is 600 Gs based on a nonrepetitive half sine shock pulse of 0 5ms duration 3 10 6 Vibration All vibration specifications assume that the drive is mounted securely with the input vibration applied at the drive mounting screws Vibration may be applied in the X Y or Z axis 3 10 6 1 Operating vibration The maximum vibration levels that the drive may experience while meeting the performance standards speci fied in this document are specified below 5 500 Hz 1 0 Gs 0 to peak Max displacement may apply below 10Hz 3 10 6 2 Nonoperating vibration The maximum nonoperating vibration levels that the drive may experience without incurring physical damage or degradation in performance when subsequently put into operation are specified below 5 500 Hz 5 0 Gs 0 to peak Max displacement may apply below 22Hz 12 Momentus Thin Product Manual Rev E 3 11 Acoustics Drive emission of sound is measured consistent with t
35. ower management 10 power on off cycles 14 Power specifications 8 Power management modes 10 Power on to Ready 8 Power on to ready 4 precautions 17 18 programmable power management 10 Q quick reference 4 R Radiated RF immunity 13 Radio and television interference 15 radio frequency RF 13 random track location 8 Read Buffer 22 Read DMA 22 Read DMA Extended 22 Read DMA without Retries 22 read errors 5 14 Read Long with Retries 22 Read Long without Retries 22 Read Multiple 22 Read Multiple Extended 22 Read Native Max Address 22 Read Native Max Address Extended 22 Read Sectors 22 Read Sectors Extended 22 Read Sectors without Retries 22 Read Verify Sectors 22 Read Verify Sectors Extended 22 Read Verify Sectors without Retries 22 Momentus Thin Product Manual Rev E Read write heads 6 Read write power 4 read write power and current 8 Recording density 4 7 Recording method 7 Recording technology 7 Relative humidity 5 11 Reliability 14 resistance 9 Retries 22 RF 13 RoHS 16 RPM 4 RRL 14 S S M A R T 23 S M A R T implementation 22 Safety certification 14 SATA 7 20 screws 12 18 sector 6 Sectors per track 6 Security Disable Password 23 Security Erase Prepare 23 Security Erase Unit 23 Security Freeze Lock 23 Security Set Password 23 Security Unlock 23 Seek 22 seek mode 8 Seek time 7 seek time 4 Seeking 8 Self refresh low power 10 Serial ATA 7 Serial ATA SATA int
36. perating Gs max at 2ms 800 Shock nonoperating Gs max at 1ms 1000 Shock nonoperating Gs max at 0 5ms 600 Vibration operating Swept Sine 1 0 Gs 0 to peak 5 500 Hz Vibration nonoperating 5 0 Gs 0 to peak 5 500 Hz Drive acoustics sound power bels Idle 2 0 typical 2 2 max Seek 2 2 typical 2 4 max Nonrecoverable read errors 1 per 1014 bits read Annualized Failure Rate AFR 0 48 Load Unload U UL cycles 25 C 50 relative humidity 32 C 80 relative humidity 5 C 80 relative humidity 5 C 10 relative humidity 55 C 16 relative humidity 600 000 software controlled power on off cycles 20 000 hard power on off cycles 600 000 software controlled power on off cycles 20 000 hard power on off cycles Warranty To determine the warranty for a specific drive use a web browser to access the following web page http www seagate com www en us support warranty_ amp returns assistance You will be asked to provide the drive serial number model number or part number and country of purchase After submitting this information the system will display the warranty information for your drive Supports Hotplug operation per Serial ATA Revision 2 6 specification Yes requires COMRESET from host after a hotplug event One GB equals one billion bytes when referring to hard drive capacity Accessible capacity may vary depending on operating environment and for
37. s on the Serial ATA interface and power connectors Table 7 Serial ATA connector pin definitions Segment Pin Function Definition S1 Ground 2nd mate S2 A Differential signal pair A from Phy S3 A S4 Ground 2nd mate S5 B Differential signal pair B from Phy S6 B Signal S7 Ground 2nd mate Key and spacing separate signal and power segments 20 Momentus Thin Product Manual Rev E Table 7 Serial ATA connector pin definitions Segment Pin Function Definition P1 Vas 3 3V power P2 Vas 3 3V power P3 Vas 3 3V power pre charge 2nd mate P4 Ground 1st mate P5 Ground 2nd mate P6 Ground 2nd mate P7 V5 5V power pre charge 2nd mate P8 Vs 5V power PONEI P9 V5 5V power P10 Ground 2nd mate P11 Reserved The pin corresponding to P11 in the backplane receptacle connector is also reserved The corresponding pin to be mated with P11 in the power cable receptacle connector shall always be grounded P12 Ground 1st mate P13 Vio 12V power pre charge 2nd mate P14 Vio 12V power P15 Vio 12V power Notes 1 All pins are in a single row with a 1 27 mm 0 050 pitch 2 The comments on the mating sequence apply to the case of backplane blindmate connector only In this case the mating sequences are the ground pins P4 and P12 the pre charge power pins and the other ground pins the signal pins and the rest of the power pins
38. suant to Subpart J Part 15 of the FCC rules Operation with noncertified assemblies is likely to result in interference to radio and television reception Radio and television interference This equipment generates and uses radio frequency energy and if not installed and used in strict accordance with the manufacturer s instructions may cause interference to radio and television reception This equipment is designed to provide reasonable protection against such interference in a residential installa tion However there is no guarantee that interference will not occur in a particular installation If this equipment does cause interference to radio or television which can be determined by turning the equipment on and off you are encouraged to try one or more of the following corrective measures e Reorient the receiving antenna e Move the device to one side or the other of the radio or TV e Move the device farther away from the radio or TV Plug the computer into a different outlet so that the receiver and computer are on different branch outlets If necessary you should consult your dealer or an experienced radio television technician for additional sug gestions You may find helpful the following booklet prepared by the Federal Communications Commission How to Identify and Resolve Radio Television Interference Problems This booklet is available from the Super intendent of Documents U S Government Printing Office Washington DC
39. the standby timer the drive can also enter Standby mode automatically after the drive has been inactive for a specifiable length of time The standby timer delay is established using a Standby or Idle command In Standby mode the drive buffer is in Self Refresh Low Power mode the heads are parked and the spindle is at rest The drive accepts all commands and returns to Active mode any time disk access is necessary Sleep mode The drive enters Sleep mode after receiving a Sleep command from the host In Sleep mode the drive buffer is in Self Refresh Low Power mode the heads are parked and the spindle is at rest The drive leaves Sleep 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 timer is reinitialized and begins counting down from its specified delay times to zero If the standby timer reaches zero before any drive activity is required the drive makes a transition to Standby mode In both Idle and Standby mode the drive accepts all commands and returns to Active mode when disk access is necessary 10 Momentus Thin Product Manual Rev E 3 10 Environmental specifications 3 10 1 Ambient temperature Ambient temperature is defined as the temperature of the environment immediately surrounding the
40. the traditional device regis ters referred to as the Shadow Register Block All Serial ATA devices behave like Device 0 devices For addi tional information about how Serial ATA emulates parallel ATA refer to the Serial ATA High Speed Serialized AT Attachment specification The specification can be downloaded from http www serialata org Momentus Thin Product Manual Rev E 3 3 0 Drive specifications Unless otherwise noted all specifications are measured under ambient conditions at 25 C and nominal power For convenience the phrases the drive and this drive are used throughout this manual to indicate all models 3 1 Specification summary table The specifications listed in this table are for quick reference For details on specification measurement or defi nition see the appropriate section of this manual Table 1 Drive specifications Drive specification ST320LT020 9YG142 ST250LT003 9YG14C ST160LT003 9YG141 Formatted capacity GB 320 250 160 Guaranteed logical blocks LBA 625 142 448 488 397 168 312 581 808 Bytes per physical sector 4096 Physical read write heads 2 1 Disks 1 Cache MB 16 Recording density in BPI bits in avg 1397k Track density TPI tracks in avg 315k Areal density Gb in avg 425 Spindle speed RPM 5400 Average latency ms 5 6 Internal transfer rate Mb s max 1044 I O data transfer rate Gb s max 3 0 ATA data transfer m
41. tromagnetic Compatibility EMC Framework requirements of the Radio Research Laboratory RRL Communications Commission Republic of Korea These drives have been tested and comply with the Electromagnetic Interference Electromagnetic Susceptibility EMI EMS for Class B products Drives are tested in a representative end user system by a Korean recognized lab e Certificate number STX MomentusThin B Trade name or applicant Seagate Technology LLC e Certificate date 17 September 2009 e Manufacturer nationality USA Singapore and China 14 Momentus Thin Product Manual Rev E Australian C Tick N176 If these models have the C Tick marking they comply with the Australia New Zealand Standard AS NZ CISPR22 and meet the E lectromagnetic Compatibility EMC Framework requirements of the A ustralian Communication Authority ACA 3 14 3 FCC verification These drives are intended to be contained solely within a personal computer or similar enclosure not attached as an external device As such each drive is considered to be a subassembly even when it is individually mar keted to the customer As a subassembly no Federal Communications Commission verification or certification of the device is required Seagate Technology LLC has tested this device in enclosures as described above to ensure that the total assembly enclosure disk drive motherboard power supply etc does comply with the limits fora Class B computing device pur
42. ve 3 4 Physical organization Models Read write heads Number of disks 320GB models 2 250GB models 1 160GB models 1 6 Momentus Thin Product Manual Rev E 3 5 Recording and interface technology 4K sector models Interface Serial ATA SATA Recording method Perpendicular Recording density BPI bits in avg 1397k Track density TPI tracks in avg 315k Areal density Gb in avg 425 Spindle speed RPM 0 2 5400 Maximum Internal transfer rate Mb s 1044 1 O data transfer rate Gb s max 3 0 Interleave 1 1 Cache buffer 16MB 16 384 KB 3 6 Physical characteristics Drive specification Height mm 6 8 0 2 in 0 268 0 0079 Width mm 69 85 0 25 in 2 75 0 0098 Length mm 100 35 0 20 0 25 in 3 951 0 008 0 010 Weight max 92 0 g All models 0 203 Ib 3 7 Seek time Seek measurements are taken with nominal power at 25 C ambient temperature All times are measured using drive diagnostics The specifications in the table below are defined as follows e Track to track seek time is an average of all possible single track seeks in both directions e Average seek time is a true statistical random average of at least 5000 measurements of seeks between random tracks less overhead Table 2 Typical seek times Typical seek times ms Read Track to track 1 5 Average 11
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