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Hard Disk Drive Specification Deskstar T7K500 3.5 inch hard disk drive Models: HDT725025VLAT80 HDT725025VLA380 HDT725025VLA360 HDT725030VLAT80 HDT725030VLA380 HDT725030VLA360 HDT725032VLAT80 HDT725032VLA380 HDT725032VLA360 HDT725040VLAT80 HDT725040VLA380 HDT725040VLA360 HDT725050VLAT80 HDT725050VLA380 HDT725050VLA360 Version 1.2 06 December 2006
Hard Disk Drive Specification Deskstar T7K500 3.5 inch hard disk drive Models: HDT725025VLAT80 HDT725025VLA380 HDT725025VLA360 HDT725030VLAT80 HDT725030VLA380 HDT725030VLA360 HDT725032VLAT80 HDT725032VLA380 HDT725032VLA360 HDT725040VLAT80 HDT725040VLA380 HDT725040VLA360 HDT725050VLAT80 HDT725050VLA380 HDT725050VLA360 Version 1.2 06 December 2006
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Hard Disk Drive Specification Deskstar T7K500 3.5 inch hard disk drive Models: HDT725025VLAT80 HDT725025VLA380 HDT725025VLA360 HDT725030VLAT80 HDT725030VLA380 HDT725030VLA360 HDT725032VLAT80 HDT725032VLA380 HDT725032VLA360 HDT725040VLAT80 HDT725040VLA380 HDT725040VLA360 HDT725050VLAT80 HDT725050VLA380 HDT725050VLA360 Version 1.2 06 December 2006
Hard Disk Drive Specification Deskstar T7K500 3.5 inch hard disk drive Models: HDT725025VLAT80 HDT725025VLA380 HDT725025VLA360 HDT725030VLAT80 HDT725030VLA380 HDT725030VLA360 HDT725032VLAT80 HDT725032VLA380 HDT725032VLA360 HDT725040VLAT80 HDT725040VLA380 HDT725040VLA360 HDT725050VLAT80 HDT725050VLA380 HDT725050VLA360 Version 1.2 06 December 2006
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1.0 General 1.1 Introduction This document describes the specifications of the Deskstar T7K500, a 3.5-inch hard disk drive with Packet Interface-7. • Serial ATA II: Extensions to change without notice. 1.2 References • Information Technology - ... Cyl cylinder DC Direct Current DFT Drive Fitness Test DMA Direct Memory Access ECC error correction code EEC European Economic Community EMC electromagnetic compatibility ERP Error Recovery Procedure ESD Electrostatic Discharge Deskstar T7K500 Hard Disk Drive Specification 1 AT Attachment with ATA interface...
1.0 General 1.1 Introduction This document describes the specifications of the Deskstar T7K500, a 3.5-inch hard disk drive with Packet Interface-7. • Serial ATA II: Extensions to change without notice. 1.2 References • Information Technology - ... Cyl cylinder DC Direct Current DFT Drive Fitness Test DMA Direct Memory Access ECC error correction code EEC European Economic Community EMC electromagnetic compatibility ERP Error Recovery Procedure ESD Electrostatic Discharge Deskstar T7K500 Hard Disk Drive Specification 1 AT Attachment with ATA interface...
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... Commission field replacement unit gravity (a unit of force) (32 ft/sec)2 per Hertz 1,000,000,000 bits 1,000,000,000 bytes ground hexadecimal hard disk drive Hertz Input integrated lead suspension Input/Output International Standards Organization 1,000 bytes 1000 bits per inch kilogram (force)-centimeter kilohertz logical block addressing unit of...part number peak-to-peak power spectral density radiated electromagnetic susceptibility radio frequency interference relative humidity root mean square revolutions per minute reset read/write Deskstar T7K500 Hard Disk Drive Specification 2
... Commission field replacement unit gravity (a unit of force) (32 ft/sec)2 per Hertz 1,000,000,000 bits 1,000,000,000 bytes ground hexadecimal hard disk drive Hertz Input integrated lead suspension Input/Output International Standards Organization 1,000 bytes 1000 bits per inch kilogram (force)-centimeter kilohertz logical block addressing unit of...part number peak-to-peak power spectral density radiated electromagnetic susceptibility radio frequency interference relative humidity root mean square revolutions per minute reset read/write Deskstar T7K500 Hard Disk Drive Specification 2
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Deskstar T7K500 Hard Disk Drive Specification 3 sec second SELV secondary low voltage S.M.A.R.TSelf-Monitoring, Analysis, and Reporting Technology TPI tracks per inch Trk track TTL transistor-transistor logic UL Underwriters Laboratory V volt VDE Verband Deutscher Electrotechniker W watt 3-state transistor-transistor tristate logic 1.4 Caution • Do not apply force to the drive... and the ESD protective bag are the responsibility of the printed circuit board • This drive can be damaged by electrostatic discharge (ESD). Any damages incurred to the top cover. &#...
Deskstar T7K500 Hard Disk Drive Specification 3 sec second SELV secondary low voltage S.M.A.R.TSelf-Monitoring, Analysis, and Reporting Technology TPI tracks per inch Trk track TTL transistor-transistor logic UL Underwriters Laboratory V volt VDE Verband Deutscher Electrotechniker W watt 3-state transistor-transistor tristate logic 1.4 Caution • Do not apply force to the drive... and the ESD protective bag are the responsibility of the printed circuit board • This drive can be damaged by electrostatic discharge (ESD). Any damages incurred to the top cover. &#...
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Deskstar T7K500 Hard Disk Drive Specification 4
Deskstar T7K500 Hard Disk Drive Specification 4
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Deskstar T7K500 Hard Disk Drive specification 5 2.0 General features of the drive • Formatted capacities of 250 GB to 500 GB • Spindle speeds of 7200 RPM • Fluid Dynamic Bearing motor • Enhanced IDE interface • ... without Command Overhead • Sector Buffer size of 8192 K (Upper 292 KB is used for firmware) • Ring buffer implementation • Write Cache • Native command queuing support (SATA model) • Advanced ECC On The Fly (EOF) • Automatic Error Recovery procedures for read and write commands • Self Diagnostics on Power...
Deskstar T7K500 Hard Disk Drive specification 5 2.0 General features of the drive • Formatted capacities of 250 GB to 500 GB • Spindle speeds of 7200 RPM • Fluid Dynamic Bearing motor • Enhanced IDE interface • ... without Command Overhead • Sector Buffer size of 8192 K (Upper 292 KB is used for firmware) • Ring buffer implementation • Write Cache • Native command queuing support (SATA model) • Advanced ECC On The Fly (EOF) • Automatic Error Recovery procedures for read and write commands • Self Diagnostics on Power...
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Deskstar T7K500 Hard Disk Drive Specification 6
Deskstar T7K500 Hard Disk Drive Specification 6
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Deskstar T7K500 Hard Disk Drive Specification 8
Deskstar T7K500 Hard Disk Drive Specification 8
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...environment and contains the disks and actuator assembly. A closed loop control. The actuator assembly is assembled in the actuator. Deskstar T7K500 Hard Disk Drive Specification 9 These include position error signal and estimated velocity. • Monitors the actuator position and determines the target track ...control electronics performs the following major functions: • Controls and interprets all interface signals between the host controller and the drive. • Controls read write accessing of the disk media, including defect management and error recovery. • Controls ...
...environment and contains the disks and actuator assembly. A closed loop control. The actuator assembly is assembled in the actuator. Deskstar T7K500 Hard Disk Drive Specification 9 These include position error signal and estimated velocity. • Monitors the actuator position and determines the target track ...control electronics performs the following major functions: • Controls and interprets all interface signals between the host controller and the drive. • Controls read write accessing of the disk media, including defect management and error recovery. • Controls ...
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Deskstar T7K500 Hard Disk Drive Specification 10
Deskstar T7K500 Hard Disk Drive Specification 10
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... command. 3.The 300 GB model is capacity clip model of cylinders to 16, 383 per the ATA specification. 2. Deskstar T7K500 Hard Disk Drive Specification 12 Number of cylinders: For drives with capacities greater than 8.45 GB the Identify Device information word 01 limits the number of the 320 GB model.... The logical layout to access the drive from the system interface. Logical layout: Logical layout is an imaginary drive parameter (that is, the actual Head and Sectors ) translation is used to Physical layout (that is,...
... command. 3.The 300 GB model is capacity clip model of cylinders to 16, 383 per the ATA specification. 2. Deskstar T7K500 Hard Disk Drive Specification 12 Number of cylinders: For drives with capacities greater than 8.45 GB the Identify Device information word 01 limits the number of the 320 GB model.... The logical layout to access the drive from the system interface. Logical layout: Logical layout is an imaginary drive parameter (that is, the actual Head and Sectors ) translation is used to Physical layout (that is,...
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Deskstar T7K500 Hard Disk Drive Specification 13 max (Kbpi) Track density [KTPI] Areal density - max (Gbits/in2 ) Number of data bands 250 GB 824 762 125 95 300/320 GB 400 GB 957 848 133 (PATA) / 300 (SATA) 8192 / 16384 7200 up to 128 up to users. ...500 GB Organization Hitachi GST Manufacturing Site Sriracha Plant Thailand China Plant, China Product Deskstar T7K500 OUI 000CCAh SHBU Block Assignment 210h 211h 212h 213h 310h 311h 312h 313h Port/Node ID 11b 4.4 Drive organization 4.4.1 Drive format Upon shipment from manufacturing the drive satisfies the ...
Deskstar T7K500 Hard Disk Drive Specification 13 max (Kbpi) Track density [KTPI] Areal density - max (Gbits/in2 ) Number of data bands 250 GB 824 762 125 95 300/320 GB 400 GB 957 848 133 (PATA) / 300 (SATA) 8192 / 16384 7200 up to 128 up to users. ...500 GB Organization Hitachi GST Manufacturing Site Sriracha Plant Thailand China Plant, China Product Deskstar T7K500 OUI 000CCAh SHBU Block Assignment 210h 211h 212h 213h 310h 311h 312h 313h Port/Node ID 11b 4.4 Drive organization 4.4.1 Drive format Upon shipment from manufacturing the drive satisfies the ...
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It is not relevant to logical CHS. Deskstar T7K500 Hard Disk Drive Specification 14 Spare cylinder The spare cylinder is used by Hitachi Global Storage Technologies manufacturing and includes data sent from the starting data track of the inner zone cylinders are not allocated. Data cylinder This cylinder contains the user data which can be sent and retrieved via read/write commands and a spare area for reassigned data. 4.4.2 Cylinder allocation Physical cylinder is calculated from a defect location. Depending on the capacity some of 0.
It is not relevant to logical CHS. Deskstar T7K500 Hard Disk Drive Specification 14 Spare cylinder The spare cylinder is used by Hitachi Global Storage Technologies manufacturing and includes data sent from the starting data track of the inner zone cylinders are not allocated. Data cylinder This cylinder contains the user data which can be sent and retrieved via read/write commands and a spare area for reassigned data. 4.4.2 Cylinder allocation Physical cylinder is calculated from a defect location. Depending on the capacity some of 0.
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... (Quiet Seek mode) Write (Quiet Seek mode) 8.5 9.5 9.5 10.5 14.0 14.7 15.0 15.7 Deskstar T7K500 Hard Disk Drive Specification 15 Table 4: Command overhead Command type (Drive is in quiescent state) Time (typical) (ms) Read (cache not hit) (from Command Write to Seek Start) Read (cache hit) (from Command Write to DRQ) Write (from Command Write to DRQ) Seek...
... (Quiet Seek mode) Write (Quiet Seek mode) 8.5 9.5 9.5 10.5 14.0 14.7 15.0 15.7 Deskstar T7K500 Hard Disk Drive Specification 15 Table 4: Command overhead Command type (Drive is in quiescent state) Time (typical) (ms) Read (cache not hit) (from Command Write to Seek Start) Read (cache hit) (from Command Write to DRQ) Write (from Command Write to DRQ) Seek...
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A reliable read or write operation. Deskstar T7K500 Hard Disk Drive Specification 16 able read or write implies that error correction or ...full stroke seeks with a random head switch from the start of the actuator's motion to the start of the drive population tested at nominal environmental and voltage conditions. The terms "Typical" and "Max" are used to correct ...arrival problems. The average seek time is measured as the average of one drive over the full range of all possible seek combinations. The seek time is measured as the weighted average of...
A reliable read or write operation. Deskstar T7K500 Hard Disk Drive Specification 16 able read or write implies that error correction or ...full stroke seeks with a random head switch from the start of the actuator's motion to the start of the drive population tested at nominal environmental and voltage conditions. The terms "Typical" and "Max" are used to correct ...arrival problems. The average seek time is measured as the average of one drive over the full range of all possible seek combinations. The seek time is measured as the weighted average of...
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This includes the time required for Device 1 to standby. Spindle motor and servo system are working normally. Deskstar T7K500 Hard Disk Drive Specification 17 Note: Upon power down . Seek operation mode Write operation mode Read operation mode Spindle rotation at 7200 ... Start up time period from spindle stop or power down or spindle stop a head locking mechanism will secure the heads in which the drive is stopped. Commands can be received and processed immediately. Commands can be received immediately. 4.5.2.4 Average latency Table 8: Latency Time Rotational speed...
This includes the time required for Device 1 to standby. Spindle motor and servo system are working normally. Deskstar T7K500 Hard Disk Drive Specification 17 Note: Upon power down . Seek operation mode Write operation mode Read operation mode Spindle rotation at 7200 ... Start up time period from spindle stop or power down or spindle stop a head locking mechanism will secure the heads in which the drive is stopped. Commands can be received and processed immediately. Commands can be received immediately. 4.5.2.4 Average latency Table 8: Latency Time Rotational speed...
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...: The command is processed immediately (within 1ms) but there will be an actual spin down time reflecting the seconds passed until the spindle motor stops. Deskstar T7K500 Hard Disk Drive Specification 18
...: The command is processed immediately (within 1ms) but there will be an actual spin down time reflecting the seconds passed until the spindle motor stops. Deskstar T7K500 Hard Disk Drive Specification 18
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Shipped format • Data areas are optimally used. • No extra sector is calculated by an internally maintained table. Deskstar T7K500 Hard Disk Drive Specification 19 The mapping from LBA to the next available sector during the Format Process in manufacturing. Table 12: PATA Plist physical format N N +1 defect N +2 defect N +3 s k ...
Shipped format • Data areas are optimally used. • No extra sector is calculated by an internally maintained table. Deskstar T7K500 Hard Disk Drive Specification 19 The mapping from LBA to the next available sector during the Format Process in manufacturing. Table 12: PATA Plist physical format N N +1 defect N +2 defect N +3 s k ...
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Deskstar T7K500 Hard Disk Drive Specification 20
Deskstar T7K500 Hard Disk Drive Specification 20
