Apacer 256GB SSD 2.5"
Contents
1. Capacity Total Bytes Cylinders Heads Sectors Max LBA 16 GB 16 013 942 784 16 383 16 63 31 277 232 32 GB 32 017 047 552 16 383 16 63 62 533 296 64 GB 64 023 257 088 16 383 16 63 125 045 424 128 GB 128 035 676 160 16 383 16 63 250 069 680 256 GB 256 060 514 304 16383 16 63 500 118 192 Display of total bytes varies from file systems Oylinders heads or sectors are not applicable for these capacities Only LBA addressing applies LBA count addressed in the table above indicates total user storage capacity and will remain the same throughout the lifespan of the device However the total usable capacity of the SSD is most likely to be less than the total physical capacity because a small portion of the capacity is reserved for device maintenance usages 1 3 Performance Table 1 2 Performance standard type Capacity Performance 16 GB 32 GB 64 GB 128 GB 256 GB Sustained Read MB s 200 370 350 385 385 Sustained Write MB s 22 42 80 170 170 Note Performance varies from flash configurations or host system settings The result of 256GB is based on estimation 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive APS25AXXxxxx XTM Table 1 3 Performance specification high speed type Capacity Performance sacs ore os PE P MES d 370 450 450 450 B Mis 80 145 300 430 nii we IOPS 43 000 63 000 63 000 63 000 nengan a IOPS 18 000 31 000 63 000 63 0002. Note Performance varies from flash configurations or host svstem settings IOPS measured on 8GB span 16777216 sectors Disk Size 32 Outstanding I Os QD 32 Full Random Data pattern 4KB Align I Os and test durations 15minutes 1 4 Pin Assignments Table 1 4 describes the SFD signal segment and Table1 5 power segment Figure 1 2 SATA Connectors Signal Segment Pin S1 Power Segment Pin P1 Signal Segment Key Power Segment Key 2013 Apacer Technology Inc Apacer Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best Table 1 4 Signal segment Table 1 5 Power segment Pin Description Pin Signal Description S1 P1 Unused 3 3V S2 Differential Receive Signal P2 Unused 3 3V S3 Differential Receive Signal P3 Unused 3 3V S4 P4 Ground S5 Differential Transmit Signal P5 Ground S6 Differential Transmit Signal P6 Ground S7 P7 5V P8 5V P9 5V P10 Ground P11 DAS P12 Ground P13 Unused 12V P14 Unused 12V P15 Unused 12V Cable Receptacle Plug Device Host Chip PCB Cable amp Connectors Davice Chip PCB amp Connector amp Connector Figure 1 3 SATA Cable Connector Connection Diagram The connector on the left represents the Host with TX RX differential pairs connected to a cable The connector on the right shows the Device with TX RX differential pairs also connected to the cable No
3. Failures MTBF is predicted based on reliability data for the individual components in SFD drive The prediction result for the SFD25A M is more than 1 000 000 hours Notes about the MTBF The MTBF is predicated and calculated based on Telcordia Technologies Special Report SR 332 Issue 2 method 4 3 Certification and Compliance SFD25A M complies with the following standards CE FCC RoHS MIL STD 810F 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best 5 Electrical Characteristics 5 1 Operating Voltage Table 5 1 lists the supply voltage for SFD25A M Table 5 1 SFD25A M operating voltage Parameter Conditions 5V 5 4 75 5 25 V Supply voltage 5 2 Power Consumption Table 5 2 Power consumption standard type Capacity 16GB 32 GB 64 GB 128 GB 256 GB Active Idle mA 105 105 105 105 105 Notes Results of 16GB 32GB and 256GB are based on estimation Table 5 3 Power consumption high speed type Capacity 32 GB 64 GB 128 GB 256 GB Idle mA 70 70 70 70 Note Power consumptions may vary depending on settings and platforms 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best 6 Mechanical Specifications 6 1 7mm Type Dimensions PE E 813 295 Center of Connector A 2 M3x0 5 Depth 6 5mm 100 00 20 76 60 2
4. any incompleteness of transmission Note The controller unit of this product model is designed with a DRAM as a write cache for improved performance and data efficiency Though unlikely to happen in most cases the data cached in the volatile DRAM might be potentially affected if a sudden power loss takes place before the cached data is flushed into non volatile NAND flash memory 3 5 ATA Secure Erase ATA Secure Erase is an ATA disk purging command currently embedded in most of the storage drives Defined in ATA specifications ATA Secure Erase is part of Security Feature Set that allows storage drives to erase all user data areas The erase process usually runs on the firmware level as most of the ATA based storage media currently in the market are built in with this command ATA Secure Erase can securely wipe out the user data in the drive and protects it from malicious attack 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best 3 6 TRIM TRIM is a SATA command that helps improve the read write performance and efficiency of solid state drives SSD The command enables the host operating system to inform SSD controller whick blocks contain invalid data mostly because of the erase commands from host The invalid will be discarded permanently and the SSD will retain more space for itself 3 7 SATA Power Management By complying with SATA 6 0 Gb s specifications the SSD supports the
5. attribute ID list ID Hex Attribute Name 9 0x09 Power on hours 12 0x0C Power cycle count 163 0xA3 Max erase count 164 0xA4 Avg erase count 166 0xA6 Total later bad block count 167 0xA7 SSD Protect Mode vendor specific 168 0xA8 SATA PHY Error Count 175 OxAF Bad Cluster Table Count 192 0xCO Unexpected Power Loss Count 194 0xC2 Temperature 241 OxF1 Total sectors of write 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best 3 Flash Management 3 1 Error Correction Detection SFD25A M implements a hardware ECC scheme based on the BCH algorithm It can detect and correct up to 40 bits error in 1K bytes 3 2 Bad Block Management Current production technology is unable to guarantee total reliability of NAND flash memory array When a flash memory device leaves factory it comes with a minimal number of initial bad blocks during production or out of factory as there is no currently known technology that produce flash chips free of bad blocks In addition bad blocks may develop during program erase cycles When host performs program erase command on a block bad block may appear in Status Register Since bad blocks are inevitable the solution is to keep them in control Apacer flash devices are programmed with ECC block mapping technique and S M A R T to reduce invalidity or error Once bad blocks are
6. best Taiwan Headquarters U S A Japan Europe China India 2013 Apacer Technology Inc Global Presence Apacer Technology Inc 1F No 32 Zhongcheng Rd Tucheng Dist New Taipei City 236 Taiwan R O C Tel 886 2 2267 8000 Fax 886 2 2267 2261 amtsales apacer com Apacer Memory America Inc 386 Fairview Way Suite102 Milpitas CA 95035 Tel 1 408 518 8699 Fax 1 408 935 9611 sa apacerus com Apacer Technology Corp 5F Matsura Bldg Shiba Minato Ku Tokyo 105 0014 Japan Tel 81 3 5419 2668 Fax 81 3 5419 0018 jpservices apacer com Apacer Technology B V Science Park Eindhoven 5051 5692 EB Son The Netherlands Tel 31 40 267 0000 Fax 31 40 267 0000 6199 sales apacer nl Apacer Electronic Shanghai Co Ltd 1301 No 251 Xiaomuqiao Road Shanghai 200032 China Tel 86 21 5529 0222 Fax 86 21 5206 6939 sales apacer com cn Apacer Technologies Pvt Ltd 535 1st Floor 8th cross JP Nagar 3rd Phase Bangalore 560078 India Tel 91 80 4152 9061 sales india apacer com Rev 1 1
7. following SATA power saving modes ACTIVE PHY ready full power Tx amp Rx operational PARTIAL Reduces power resumes in under 10 us microseconds SLUMBER Reduces power resumes in under 10 ms milliseconds HIPM Host Initiated Power Management DIPM Device Initiated Power Management AUTO SLUMBER Automatic transition from partial to slumber time lt 10 ms exit timeout from this state lt 20 ms unless specified otherwise in SATA Identify Device Log Device Sleep DevSleep or DEVSLP PHY powered down power consumption lt 5 mW host assertion Note 1 The behaviors of power management features would depend on host device settings 2 Device Sleep mode is optional depending on product ordering selections 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best 4 Environment Specifications 4 1 Environmental SFD25A M environmental specifications follow the US Military Standard MIL STD 810F as shown in the following table Table 4 1 SFD25A M environmental specifications Environment Specification 0 C to 70 C Operating Temperate 40 C to 100 C Non operating Vibration Non operating Sine wave 15 G 10 2000 Hz Operating Random 7 69 Grms 20 2000 Hz Shock Non operating Acceleration 1 500 G 0 5 ms Operating Peak acceleration 50 G 11 ms 4 2 Mean Time Between Failures MTBF Mean Time Between
8. 5 M3x0 5 Depth 6 5mm 6 90 Z 69 85 20 Unit mm Tolerance 0 2 Figure 6 1 SFD25A M with 7mm Housing physical dimensions 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best 6 2 9 5mm Type Dimensions 3 50 38 wo N H e o 3 QU Depth 6 8mm ES H g 0 o KI j 4 s H 2 8 8 E ir L 9 30 20 SECTION A A Unit mm Tolerance 0 2 Figure 6 2 SFD25A M with 9 5mm Housing physical dimensions 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best 7 Product Ordering Information 7 1 Product Code Designation AP S 25A X X xxxx X IM Flash Type Version Control Capacity 016G 16GB 032G 32GB 064G 64GB 128G 128GB 256G 256GB Housing Type B 9 5mm 7 7mm Solution version 2 5 inch Form Factor Serial ATA Flash Drive Apacer Product Code 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive APS25AXXxxxx XTM 7 2 Valid Combination 7 2 1 9 5mm Metal Housing Standard Capacity 16GB 32GB 64GB 128GB 256GB NO DEVSLP APS25ABB032G ATM APS25ABB032G ATM APS25ABB064G ATM APS25ABB128G ATM APS25ABB256G ATM 7 2 2 7mm Housing Standard Capacity 16GB 32GB 64GB 128GB 256GB NO DEVSLP APS25AB7016G ATM APS25AB7032G
9. ATM APS25AB7064G ATM APS25AB7128G ATM APS25AB7256G ATM 7 2 3 9 5mm Metal Housing High Speed Capacity 32GB 64GB 128GB 256GB NO DEVSLP APS25A4B032G ATM APS25A7B064G ATM APS25A7B128G ATM APS25A7B256G ATM 7 2 4 7mm Housing High Speed Capacity 32GB 64GB 128GB 256GB NO DEVSLP APS25A47032G ATM APS25A77064G ATM APS25A77128G ATM APS25A77256G ATM DEVSLP APS25ABB032G BTM APS25ABB032G BTM APS25ABB064G BTM APS25ABB128G BTM APS25ABB256G BTM DEVSLP APS25AB7016G BTM APS25AB7032G BTM APS25AB7064G BTM APS25AB7128G BTM APS25AB7256G BTM DEVSLP APS25A4B032G BTM APS25A7B064G BTM APS25A7B128G BTM APS25A7B256G BTM DEVSLP APS25A47032G BTM APS25A77064G BTM APS25A77128G BTM APS25A77256G BTM Note Please consult with Apacer sales representatives for availabilities 2013 Apacer Technology Inc Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best Revision History Revision Description Date 0 1 Preliminary release 05 17 2013 0 2 Updated mechanical drawings 08 30 2013 0 3 Added performance and power consumption information for 64 128 09 05 2013 and 256 GB 0 4 Added IOPS 10 11 2013 Integrates categories of standard and high speed types 1 0 Official release 11 07 2013 1 1 Updated performance and power consumption due to changes in 11 21 2013 components 16 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the
10. RoHS Compliant Serial ATA Flash Drive SFD25A M Product Specifications November 21 2013 Version 1 1 Apacer Technology Inc Ap a i 1F No 32 Zhongcheng Rd Tucheng Dist New Taipei City Taiwan R O C Tel 886 2 2267 8000 Fax 886 2 2267 2261 Access the best WWW apacer com Serial ATA Flash Drive APS25AXXxxxx XTM Apacer Access the best Features e Compliance with SATA Revision 3 1 Serial ATA Revision 3 1 SATA 6 0 Gbps interface Backward compatible with SATA 1 5 and 3 0 Gbps interfaces ATA 8 command set e Capacities Standard type 16 32 64 128 256 GB High speed type 32 64 128 256 GB e Performance Burst read write 600 MB sec Standard type Sustained read up to 385 MB sec Sustained write up to 170 MB sec High speed type Sustained read up to 450 MB sec Sustained write up to 430 MB sec Random read 4K up to 63 000 IOPS Random write 4K up to 63 000 IOPS e Flash Management Built in hardware ECC enabling up to 40 bit correction per 1K bytes Static dynamic wear leveling Flash bad block management SM AAR T Power Failure Management ATA Secure Erase TRIM e NAND Flash Type MLC Temperature ranges Operating 0 C to 70 C 32 158 F Storage 40 C to 100 C 40 212 F Supply voltage 50V 596 Power consumption typical Standard type Active mode 385 mA Idle mode 105 mA High speed type Acti
11. ar Levelit iii iii je 8 3 4 Power Failure Management ssesnsnnennzonennzenzonzenzonzenzonnenneenonoenzensentenzenzenneeneoneensenzeneennennenneeneeneemeenz 8 3 5 ATA Secure Erase eese e esee eee eene eese ense Seo aoee stesso stas E EEE OEE EEES stas Ea TEO ESE O EOSS enses sees sena 8 KM luec n 9 3 7 SATA Power Management senesnnsennzenmoenneeneznoennoeenoennonneentennoennoennoennoenoeenoennoeneoneoseeeneeoneennonneenseena 9 4 Environment Specifications siisisiidiuniniikakmintanb udukkkkkkkakiekkndabkkkkadakki bandabidkknkkkikkkidadi 10 4 1 Environmental M 10 4 2 Mean Time Between Failures MTBF ssnnnssnnnsnnnanonnnsenzanennnonnnanennasenzanennnoennnoennnoenansnnnopeneoaennoensn sena 10 4 3 Certification and Compliance sseessnssnneennzoneennznnoennoennoennoneoeneseneennoennoennoennenneenoeenoeneoeneoeseeeneeeneeone 10 5 Electrical CharacterisfIGS iiisisssintncstsisicccdssadcusdasesissscisbanndsundunnsinasneetauwmacansisdniednician 11 5 1 Operating Voltage 11 5 2 Power Consumption 11 6 Mechanical Specifications e ceeeeeceeeeeeeie cec e cun e asa nani tanen nuu nna a anna aSaa 12 6 1 7mm Type Dimensions 4 esee eere eee eere seen e
12. detected data in those blocks will be transferred to free blocks and error will be corrected by designated algorithms 3 3 Wear Leveling Flash memory devices differ from Hard Disk Drives HDDs in terms of how blocks are utilized For HDDs when a change is made to stored data like erase or update the controller mechanism on HDDs will perform overwrites on blocks Unlike HDDs flash blocks cannot be overwritten and each P E cycle wears down the lifespan of blocks gradually Repeatedly program erase cycles performed on the same memory cells will eventually cause some blocks to age faster than others This would bring flash storages to their end of service term sooner Wear leveling is an important mechanism that level out the wearing of blocks so that the wearing down of blocks can be almost evenly distributed This will increase the lifespan of SSDs Commonly used wear leveling types are Static and Dynamic 3 4 Power Failure Management Power Failure Management plays a crucial role when experiencing unstable power supply Power disruption may occur when users are storing data into the SSD In this urgent situation the controller would run multiple write to flash cycles to store the metadata for later block rebuilding This urgent operation requires about several milliseconds to get it done At the next power up the firmware will perform a status tracking to retrieve the mapping table and resume previously programmed NAND blocks to check if there is
13. development reference Apacer devices use the standard SMART command BOh to read data out from the drive to activate our S M A R T feature that complies with the ATA ATAPI specifications S M A R T Attribute IDs shall include initial bad block count total later bad block count maximum erase count average erase count power on hours and power cycle When the S M A R T Utility running on the host it analyzes and reports the disk status to the host before the device reaches in critical condition Note attribute IDs may vary from product models due to various solution design and supporting capabilities 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best Apacer memory products come with S M A R T commands and subcommands for users to obtain information of drive status and to predict potential drive failures Users can take advantage of the following commands subcommands to monitor the health of the drive Code SMART Subcommand DOh READ DATA Dih READ ATTRIBUTE THRESHOLDS D2h Enable Disable Attribute Autosave D4h Execute Off line Immediate D5h Read Log optional D6h Write Log optional D8h Enable Operations D9h Disable operations DAh Return Status General SMART attribute structure Byte Description 0 ID Hex 1 2 Status flag 3 Value 4 Worst 5 11 Raw Data Byte 5 LSB SMART
14. tice also the ground path connecting the shielding of the cable to the Cable Receptacle 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best 2 Software Interface 2 1 Command Set Table 2 1 summarizes the ATA commands supported by SFD25A M Table 2 1 Command set Code Command Code Command E5h Check Power Mode F6h Security Disable Password 90h Execute Diagnostics F3h Security Erase Prepare E7h Flush Cache F4h Security Erase Unit ECh Identify Device F5h Security Freeze Lock E3h lide Fih Security Set Password Eth F2h Security Unlock 8th Seek C8h EFh Set Features 25h Read DMA EXT C6h Set Multiple Mode 60h Read FPDMA Queued E6h Sleep 47h Read Log DMA EXT BOh S M A R T 2Fh Read Log EXT E2h Standb C4h Read Multiple EOh Standby Immediate 200r21h Read Sector s CAh Write DMA 40 or 41ih Read Verify Sector s 35h Write DMA EXT 10h Recalibrate 61h Write FPDMA Queued 57h Write Log DMA EXT 3Fh Write Log EXT C5h Write Sector s 2 2 S M A R T S M A R T is an abbreviation for Self Monitoring Analysis and Reporting Technology a self monitoring system that provides indicators of drive health as well as potential disk problems It serves as a warning for users from unscheduled downtime by monitoring and displaying critical drive information Ideally this should allow taking proactive actions to prevent drive failure and make use of S M A R T information for future product
15. tna etas etas etas tosta stas s ense tastes ossos ps sssssss sesi suossa savest sviss siss 12 6 2 9 5mm Type Dimensions eere eee eese entente nennen sensns estes etas tn senten sens enses senses season sensns enses essen sensu 13 7 Product Ordering Information sssseennnnnnnnnnnznzzznnenznnnnnnnnnnzzznnennnn nn nanna 14 7 1 Product Code Designation ssessnennenznsenzonsenzenzenzennonnennonoensenzenzentennenneenoensensensenseneeeneeneneeneeneenen 14 yn DELI 15 2 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best 1 Product Description 1 1 Introduction Apacers SFD25A M is a well balanced solid state disk SSD drive with standard form factor and great performance Designed in SATA 6 0 Gbps interface the SSD is able to deliver exceptional read write speed making it the ideal companion for heavy loading industrial or server operations For data efficiency the internal controlling unit of the SSD is engineered with DRAM for enhanced random performance for high speed type only In regard of reliability the drive comes with various implementations including powerful hardware ECC engine power saving modes wear leveling flash block management S M A R T TRIM and power failure management 1 2 Capacity Specification Table 1 1 Capacity specification
16. ve mode 665 mA Idle mode 70 mA Form factor 2 5 Dimensions with 7mm enclosure 100 00 x 69 85 x 6 90 unit mm Dimensions with 9 5mm enclosure 100 00 x 69 84 x 9 30 unit mm Connector T pin SATA signal connector 15 pin SATA power connector Shock amp Vibration Shock 1500 G Vibration 15 G DRAM cache for enhanced random performance for high speed tvpe oniv SATA power management modes Device Sleep mode optional RoHS compliant The values addressed here are typical and may vary depending on settings and platforms Non operating 2013 Apacer Technology Inc Rev 1 1 Serial ATA Flash Drive Apacer APS25AXXxxxx XTM Access the best Table of Contents 1 Product Description PPP PS 3 Inl on 3 1 2 Capacity NIU II UC CO PR 3 T3 Performante X 3 1 4 Pin Assignments 4 2 Software Inte AGE iieri acc ai jir DK 6 2 1 Command Set 6 22 SMAR TV eeepc ka sea Greta a o 6 3 Flash Management ccccscssssessseesesseeseeseessesseseeeseesseeseeseeeseeseessesseeseeeseennees 8 3 1 Error Correction Detection scsccssscssscscssscscscssscsscscssscssccsscssscssccssccssescscssssssessssscssscssccscesscssccssessness 8 3 2 Bad BU SENE LB 8 3 3 We
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