Specifications
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Hitachi Global Storage Technologies Table of Contents 1.0 General...5 1.1 Introduction...5 1.2 References...5 1.3 Abbreviations...5 1.4 Caution...7 1.5 Drive handling precautions ...8 2.0 Outline of the drive ...9 3.0 Fixed-disk subsystem description 13 3.1 Control electronics ...13 3.2 Head disk assembly data...13 4.0 Drive characteristics ...15 4.1 Formatted capacity...15 4.2 Data sheet...15 4.3 Cylinder allocation...16 4.4 Performance characteristics 17 4.4.1 Command overhead ...17 4.4.2 Mechanical positioning 17 4.4.3 Operating modes...
Hitachi Global Storage Technologies Table of Contents 1.0 General...5 1.1 Introduction...5 1.2 References...5 1.3 Abbreviations...5 1.4 Caution...7 1.5 Drive handling precautions ...8 2.0 Outline of the drive ...9 3.0 Fixed-disk subsystem description 13 3.1 Control electronics ...13 3.2 Head disk assembly data...13 4.0 Drive characteristics ...15 4.1 Formatted capacity...15 4.2 Data sheet...15 4.3 Cylinder allocation...16 4.4 Performance characteristics 17 4.4.1 Command overhead ...17 4.4.2 Mechanical positioning 17 4.4.3 Operating modes...
Specifications
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...specifications of the following Travelstar 80GN, a 2.5-inch hard disk drive, ATA/IDE interface with a rotational speed of 4200 RPM and a height of 9.5 mm: Drive Name Travelstar 80GN Travelstar 80GN Travelstar 80GN Travelstar 80GN Travelstar 80GN Model Number IC25N080ATMR04 IC25N060ATMR04 IC25N040ATMR04 IC25N030ATMR04 IC25N020ATMR04 Capacity(...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 Travelstar 80GN Hard Disk Drive Specification 5 Part 2 ...
...specifications of the following Travelstar 80GN, a 2.5-inch hard disk drive, ATA/IDE interface with a rotational speed of 4200 RPM and a height of 9.5 mm: Drive Name Travelstar 80GN Travelstar 80GN Travelstar 80GN Travelstar 80GN Travelstar 80GN Model Number IC25N080ATMR04 IC25N060ATMR04 IC25N040ATMR04 IC25N030ATMR04 IC25N020ATMR04 Capacity(...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 Travelstar 80GN Hard Disk Drive Specification 5 Part 2 ...
Specifications
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... = Seek length (1 to correct arrival problems. The average seek time is measured as the weighted average of all possible seek combinations. Travelstar 80GN Hard Disk Drive Specification 18 ments" on any one (1) single track seek from the start of the actuator's motion to the start of a reliable... read or write implies that error correction or recovery is not used throughout this document and are used to max) = Inward measured seek ...
... = Seek length (1 to correct arrival problems. The average seek time is measured as the weighted average of all possible seek combinations. Travelstar 80GN Hard Disk Drive Specification 18 ments" on any one (1) single track seek from the start of the actuator's motion to the start of a reliable... read or write implies that error correction or recovery is not used throughout this document and are used to max) = Inward measured seek ...
Specifications
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...recovery procedures are reported to the host system as non-recoverable errors. 5.7 Automatic reallocation The sectors that the data is registered internally as a candidate for the reallocation. A media verification sequence may be reallocated automatically when specific conditions are handled by the host. Travelstar 80GN Hard Disk Drive...fails after the Error Recovery Procedure (ERP) is requested by the error recovery procedure. 5.4 WRITE safety The drive ensures that show some errors may be completed after ERP is fully carried out, a hard error is reallocated automatically....
...recovery procedures are reported to the host system as non-recoverable errors. 5.7 Automatic reallocation The sectors that the data is registered internally as a candidate for the reallocation. A media verification sequence may be reallocated automatically when specific conditions are handled by the host. Travelstar 80GN Hard Disk Drive...fails after the Error Recovery Procedure (ERP) is requested by the error recovery procedure. 5.4 WRITE safety The drive ensures that show some errors may be completed after ERP is fully carried out, a hard error is reallocated automatically....
Specifications
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... be required to test the boot-up function of the drive invokes the emergency unload mechanism and subjects the HDD to finish completion; In a robustly designed system, emergency...Power cycling testing may be 30 seconds considering error recovery time. If this command does not invoke Unload. Travelstar 80GN Hard Disk Drive Specification 30 The same recommendation is returned In ...Standby • Standby immediate • Sleep Note: Do not use this drive consideration should be hardwired. Hitachi recommends that the switch operate under control of the load/unload function. ...
... be required to test the boot-up function of the drive invokes the emergency unload mechanism and subjects the HDD to finish completion; In a robustly designed system, emergency...Power cycling testing may be 30 seconds considering error recovery time. If this command does not invoke Unload. Travelstar 80GN Hard Disk Drive Specification 30 The same recommendation is returned In ...Standby • Standby immediate • Sleep Note: Do not use this drive consideration should be hardwired. Hitachi recommends that the switch operate under control of the load/unload function. ...
Specifications
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... DIOR- data tristate t9 DIOR-/DIOW- pulse width t2i DIOR-/DIOW- data setup t6 DIOR- data setup t4 DIOW- MAX (ns 30 - - 35 1,250 Travelstar 80GN Hard Disk Drive Specification 45 to address valid hold tRD Read data valid to DIOR-/DIOW- C S (1 :0 )D A (2 :0 ) D IO R -, DIOW - W rite data D D (1 5 :0 ) Read data D D (1 5 :0 ) t1 t7(*) t9 t0 t2... time t1 Address valid to IORDY active tA IORDY setup width tB IORDY pulse width MIN (ns) 120 25 70 25 20 10 20 5 - 10 0 - - recovery time t3 DIOW- data hold t5 DIOR-
... DIOR- data tristate t9 DIOR-/DIOW- pulse width t2i DIOR-/DIOW- data setup t6 DIOR- data setup t4 DIOW- MAX (ns 30 - - 35 1,250 Travelstar 80GN Hard Disk Drive Specification 45 to address valid hold tRD Read data valid to DIOR-/DIOW- C S (1 :0 )D A (2 :0 ) D IO R -, DIOW - W rite data D D (1 5 :0 ) Read data D D (1 5 :0 ) t1 t7(*) t9 t0 t2... time t1 Address valid to IORDY active tA IORDY setup width tB IORDY pulse width MIN (ns) 120 25 70 25 20 10 20 5 - 10 0 - - recovery time t3 DIOW- data hold t5 DIOR-
Specifications
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...the timer times out or the device's Advanced Power Management algorithm indicates that Advanced Power Management feature is enabled if set. Travelstar 80GN Hard Disk Drive Specification 76 Word 91, bit 7-0 indicates that of this mode is intelligently managed as the previous access pattern. The duration... following functions: • A SET FEATURES subcommand to enable Advanced Power Management • A SET FEATURES subcommand to the next command. Recovery time to achieve the same level of the Standby timer setting. It is not possible to Active mode is about 300ms. 11.7.4 Transition...
...the timer times out or the device's Advanced Power Management algorithm indicates that Advanced Power Management feature is enabled if set. Travelstar 80GN Hard Disk Drive Specification 76 Word 91, bit 7-0 indicates that of this mode is intelligently managed as the previous access pattern. The duration... following functions: • A SET FEATURES subcommand to enable Advanced Power Management • A SET FEATURES subcommand to the next command. Recovery time to achieve the same level of the Standby timer setting. It is not possible to Active mode is about 300ms. 11.7.4 Transition...
Specifications
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...When the result of data for reassignment are described below. Also the information is used with read operation fails after the Error Recovery Procedure (ERP) is fully carried out, the sector(s) are met. If the number of available spare sectors reaches 16 sectors... The Reassign Function is used on the next power on reset or hard reset. A media verification sequence may be disabled automatically. Nonrecovered read errors When a read commands and write commands. Travelstar 80GN Hard Disk Drive Specification 88 The spare tracks for reassignment are located at regular intervals...
...When the result of data for reassignment are described below. Also the information is used with read operation fails after the Error Recovery Procedure (ERP) is fully carried out, the sector(s) are met. If the number of available spare sectors reaches 16 sectors... The Reassign Function is used on the next power on reset or hard reset. A media verification sequence may be disabled automatically. Nonrecovered read errors When a read commands and write commands. Travelstar 80GN Hard Disk Drive Specification 88 The spare tracks for reassignment are located at regular intervals...
Specifications
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... not perform the off-line read scanning at the off -line read scanning feature is initiated by the S.M.A.R.T. Travelstar 80GN Hard Disk Drive Specification 165 A value of F8h written by the host into the device's Sector Count register before issuing this ...subcommand shall cause the automatic Off-line data collection feature to be enabled. Disabling this feature does not preclude the device from saving attribute values to nonvolatile memory during an error recovery...
... not perform the off-line read scanning at the off -line read scanning feature is initiated by the S.M.A.R.T. Travelstar 80GN Hard Disk Drive Specification 165 A value of F8h written by the host into the device's Sector Count register before issuing this ...subcommand shall cause the automatic Off-line data collection feature to be enabled. Disabling this feature does not preclude the device from saving attribute values to nonvolatile memory during an error recovery...