TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Description Features Due to smaller size (fit the standard dimensions of • RoHS compliant 2.5” IDE Hard Disk Drives), huge capacity, high • Fully compatible with devices and OS that support the IDE standard (44-Pin, pitch = 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Specifications Physical Specification Form Factor 2.5-inch HDD Storage Capacities 8 GB to 64 GB Dimensions (mm) Length 100.0 0 ± 0.40 Width 69.85 ± 0.20 Height 7.40 ± 0.15 Input Voltage 3.3V/5V ± 5% Weight 80 g Connector 44-Pin standard IDE/ATA connector (Pitch 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Performance TS8GSSD25-S Read (MB/s) 70 Write (MB/s) 61~68 Random Read (MB/s) 55~62 Random Write (MB/s) 24 TS16GSSD25-S 70~84 60~74 60~64 20~24 TS32GSSD25-S 71~80 68~71 55~60 20~24 TS32GSSD25-M 68~80 47 52 14~18 TS64GSSD25-M 66~80 48 52 14~18 Model P/N Actual Capacity Model P/N User Max.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Package Dimensions Below figure illustrates the Transcend 2.5” Solid State Disk. All dimensions are in mm. Transcend Information Inc. 4 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Pin Assignments Pin No. Pin Name Pin No.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Block Diagram Transcend Information Inc. 6 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Reliability Wear-Leveling algorithm The controller supports static/dynamic wear leveling. When the host writes data, the controller will find and use the block with the lowest erase count among the free blocks. This is known as dynamic wear leveling.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M F 13-2 X F 1 0 2.5” Solid State Disk Reserved. Obsolete Shall be set to one to indicate a device specific Standby timer value minimum.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 81 0021h 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 85 86 87 88 0008h 5000h 4000h 203Fh 2.5” Solid State Disk F 13-2 F F 1 0 X Command set/feature enabled.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk This command causes the device to set BSY, enter the Idle(Read) mode, clear BSY and generate an interrupt. INITIALIZE DEVICE PARAMETERS (91h) This command enables the host to set the number of sectors per track and the number of tracks per heads. READ DMA (C8h) Read data from sectors during Ultra DMA and Multiword DMA transfer.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk SECURITY ERASE PREPARE (F3h) This command shall be issued immediately before the Security Erase Unit command to enable erasing and unlocking. This command prevents accidental loss of data on the drive. SECURITY ERASE UNIT (F4h) The host uses this command to transfer 512 bytes of data, as shown in the following table, to the drive.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Bits 9-15 1-16 17-255 Reserved Password (32 bytes) Reserved SECURITY UNLOCK (F2h) This command disable LOCKED MODE of the device. This command transfers 512 bytes of data from the host with PIO data-out protocol. The following table defines the content of this information.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk SEEK (7xh) This command is effectively a NOP command to the device although it does perform a range check. SET FEATURES (EFh) This command set parameter to Features register and set drive’s operation. For transfer mode, parameter is set to Sector Count register. This command is used by the host to establish or select certain features.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 7 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Ultra DMA data transfer Ultra DMA data burst timing requirements Name Mode 0 Mode 1 Mode 2 Mode 3 Mode 4 Mode 5 Measurement (in ns) (in ns) (in ns) (in ns) (in ns) (in ns) location Min Max Min Max Min Max Min Max Min Max Min Max t2CYCTYP 240 160 120 90 60 40 Sender tCYC 112 73 54 39 25 16.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Initiating an Ultra DMA data-in burst Transcend Information Inc. 24 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Sustained Ultra DMA data-in burst Host pausing an Ultra DMA data-in burst Transcend Information Inc. 25 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Device terminating an Ultra DMA data-in burst Transcend Information Inc. 26 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Host terminating an Ultra DMA data-in burst Transcend Information Inc. 27 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Initiating an Ultra DMA data-out burst Transcend Information Inc. 28 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Sustained Ultra DMA data-out burst Device pausing an Ultra DMA data-out burst Transcend Information Inc. 29 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Host terminating an Ultra DMA data-out burst Transcend Information Inc. 30 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Device terminating an Ultra DMA data-out burst Transcend Information Inc. 31 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk PIO data transfer to/from device Transcend Information Inc. 33 V1.
TTS S88G GS SS SD D2255--S S TTS S1166G GS SS SD D2255--S S TTS S3322G GS SS SD D2255--S S//M M TTS S6644G GS SS SD D2255--M M 2.5” Solid State Disk Ordering Information The above technical information is based on industry standard data and has been tested to be reliable. However, Transcend makes no warranty, either expressed or implied, as to its accuracy and assumes no liability in connection with the use of this product.