Specifications
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Hitachi Global Storage Technologies Hard Disk Drive Specification Hitachi Travelstar 4K120 2.5 inch ATA/IDE hard disk drive Models: HTS421212H9AT00 HTS421210H9AT00 HTS421280H9AT00 HTS421260H9AT00 HTS421240H9AT00 Revision 1.2 12 July 2006
Hitachi Global Storage Technologies Hard Disk Drive Specification Hitachi Travelstar 4K120 2.5 inch ATA/IDE hard disk drive Models: HTS421212H9AT00 HTS421210H9AT00 HTS421280H9AT00 HTS421260H9AT00 HTS421240H9AT00 Revision 1.2 12 July 2006
Specifications
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Hitachi Global Storage Technologies Hard Disk Drive Specification Hitachi Travelstar 4K120 2.5 inch ATA/IDE hard disk drive Models: HTS421212H9AT00 HTS421210H9AT00 HTS421280H9AT00 HTS421260H9AT00 HTS421240H9AT00 Revision 1.2 12 July 2006
Hitachi Global Storage Technologies Hard Disk Drive Specification Hitachi Travelstar 4K120 2.5 inch ATA/IDE hard disk drive Models: HTS421212H9AT00 HTS421210H9AT00 HTS421280H9AT00 HTS421260H9AT00 HTS421240H9AT00 Revision 1.2 12 July 2006
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... document describes the specifications of the following Travelstar 4K120, a 2.5-inch hard disk drive, ATA/IDE interface with a rotational speed of 4K120 RPM and a height of 9.5 mm: Drive name Travelstar 4K120-120 Travelstar 4K120-100 Travelstar 4K120-80 Travelstar 4K120-60 Travelstar 4K120-40 Model number HTS421212H9AT00 HTS421210H9AT00 HTS421280H9AT00 HTS421260H9AT00 HTS421240H9AT00 Capacity 120 GB 100 GB 80 GB 60 GB 40 GB Height (mm) Rotation Speed (rpm) 9.5 4200...
... document describes the specifications of the following Travelstar 4K120, a 2.5-inch hard disk drive, ATA/IDE interface with a rotational speed of 4K120 RPM and a height of 9.5 mm: Drive name Travelstar 4K120-120 Travelstar 4K120-100 Travelstar 4K120-80 Travelstar 4K120-60 Travelstar 4K120-40 Model number HTS421212H9AT00 HTS421210H9AT00 HTS421280H9AT00 HTS421260H9AT00 HTS421240H9AT00 Capacity 120 GB 100 GB 80 GB 60 GB 40 GB Height (mm) Rotation Speed (rpm) 9.5 4200...
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EMC ERP ESD FCC FRU G G2/Hz Gb GB GND h HDD Hz I ILS I/O ISO KB Kbpi kgf-cm KHz LBA Lw m max MB Mbps MHz MLC mm ms... 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...power on hours population part number peak-to-peak power spectral density radiated electromagnetic susceptibility radio frequency interference Travelstar 4K120 Hard Disk Drive Specification 2
EMC ERP ESD FCC FRU G G2/Hz Gb GB GND h HDD Hz I ILS I/O ISO KB Kbpi kgf-cm KHz LBA Lw m max MB Mbps MHz MLC mm ms... 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...power on hours population part number peak-to-peak power spectral density radiated electromagnetic susceptibility radio frequency interference Travelstar 4K120 Hard Disk Drive Specification 2
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Travelstar 4K120 Hard Disk Drive Specification 3 RH relative humidity % RH RMS per cent relative humidity root mean square...Electrotechniker W watt 3-state transistor-transistor tristate logic 1.4 Caution • Do not apply force to the drive after its removal from the shipping package and the ESD protective bag are the responsibility of the printed circuit board ...8226; This drive can be damaged by electrostatic discharge (ESD). Any damages incurred to the top cover (See figure below...
Travelstar 4K120 Hard Disk Drive Specification 3 RH relative humidity % RH RMS per cent relative humidity root mean square...Electrotechniker W watt 3-state transistor-transistor tristate logic 1.4 Caution • Do not apply force to the drive after its removal from the shipping package and the ESD protective bag are the responsibility of the printed circuit board ...8226; This drive can be damaged by electrostatic discharge (ESD). Any damages incurred to the top cover (See figure below...
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Travelstar 4K120 Hard Disk Drive Specification 4 1.5 Drive handling precautions Do not press on the drive cover during handling.
Travelstar 4K120 Hard Disk Drive Specification 4 1.5 Drive handling precautions Do not press on the drive cover during handling.
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... m/sec2 (1000 G)/1ms Travelstar 4K120 Hard Disk Drive Specification 5 up to 100 MB/s • Media data transfer rate (max): 376 Mb/s • Average seek time: 11 ms for firmware (HTS421240H9AT00) • Fast data transfer rate - 2.0 Outline of the drive • 2.5 inch, 9.5-mm height • Formatted capacities of 120 GB, 100 GB, 80 GB, 60 GB, 40GB • 512 bytes...
... m/sec2 (1000 G)/1ms Travelstar 4K120 Hard Disk Drive Specification 5 up to 100 MB/s • Media data transfer rate (max): 376 Mb/s • Average seek time: 11 ms for firmware (HTS421240H9AT00) • Fast data transfer rate - 2.0 Outline of the drive • 2.5 inch, 9.5-mm height • Formatted capacities of 120 GB, 100 GB, 80 GB, 60 GB, 40GB • 512 bytes...
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Travelstar 4K120 Hard Disk Drive Specification 6
Travelstar 4K120 Hard Disk Drive Specification 6
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Part 1. Functional specification Travelstar 4K120 Hard Disk Drive Specification 7
Part 1. Functional specification Travelstar 4K120 Hard Disk Drive Specification 7
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Travelstar 4K120 Hard Disk Drive Specification 8
Travelstar 4K120 Hard Disk Drive Specification 8
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... recording • Code: 100/106 • System ECC • Enhanced Adaptive Battery Life Extender 3.2 Head disk assembly data The following technologies are used in the drive: • Pico Slider • Textured laminated AFC glass disk • GMR head • Integrated lead suspension (ILS) • Load/unload mechanism • Mechanical latch...
... recording • Code: 100/106 • System ECC • Enhanced Adaptive Battery Life Extender 3.2 Head disk assembly data The following technologies are used in the drive: • Pico Slider • Textured laminated AFC glass disk • GMR head • Integrated lead suspension (ILS) • Load/unload mechanism • Mechanical latch...
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Travelstar 4K120 Hard Disk Drive Specification 10
Travelstar 4K120 Hard Disk Drive Specification 10
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...sec- 234,441,648 195,371,568 156,301,488 117,210,240 78,140,160 tors Total logical data 120,034,123,776 100,030,242,816 80,026,361,856 60,011,642,880 40,007,761,920 bytes ... (Max Typ) Track density (track/mm) (Typ) (KTPI) (Typ) Areal density (Mbit/sq-mm - Max) (Gbit/sq-inch - 4.0 Drive characteristics 4.1 Formatted capacity Table 1: Formatted capacities 120GB 100GB 80GB 60GB 40GB Physical Layout Bytes per sector Sectors per track Number of heads Number of disks...774 4961 126.0 153 98 24 40GB 4200 344 28.1 688 3799 96.5 107 66 24 Travelstar 4K120 Hard Disk Drive Specification 11
...sec- 234,441,648 195,371,568 156,301,488 117,210,240 78,140,160 tors Total logical data 120,034,123,776 100,030,242,816 80,026,361,856 60,011,642,880 40,007,761,920 bytes ... (Max Typ) Track density (track/mm) (Typ) (KTPI) (Typ) Areal density (Mbit/sq-mm - Max) (Gbit/sq-inch - 4.0 Drive characteristics 4.1 Formatted capacity Table 1: Formatted capacities 120GB 100GB 80GB 60GB 40GB Physical Layout Bytes per sector Sectors per track Number of heads Number of disks...774 4961 126.0 153 98 24 40GB 4200 344 28.1 688 3799 96.5 107 66 24 Travelstar 4K120 Hard Disk Drive Specification 11
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... 630 18 59392 61823 616 19 61824 65919 588 20 65920 67711 567 21 67712 70015 552 22 70016 73087 525 23 73088 76799 504 Travelstar 4K120 Hard Disk Drive Specification 12 4.3 Cylinder allocation Data format is allocated by each characteristics in 3 different Adaptive formats described below.
... 630 18 59392 61823 616 19 61824 65919 588 20 65920 67711 567 21 67712 70015 552 22 70016 73087 525 23 73088 76799 504 Travelstar 4K120 Hard Disk Drive Specification 12 4.3 Cylinder allocation Data format is allocated by each characteristics in 3 different Adaptive formats described below.
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...(ms) Max (ms) Read 11 14 Write 13 15 Travelstar 4K120 Hard Disk Drive Specification 17 read ahead/write cache) Note: All the above parameters contribute to the performance of the drive. 4.4 Performance characteristics Drive performance is characterized by the following table gives a typical value... system. It does not include system throughput which is defined as the interval from the time that a drive receives a command to the time that contribute to drive performance. Latency • Data transfer speed • Buffering operation (read (ms) Average random seek time...
...(ms) Max (ms) Read 11 14 Write 13 15 Travelstar 4K120 Hard Disk Drive Specification 17 read ahead/write cache) Note: All the above parameters contribute to the performance of the drive. 4.4 Performance characteristics Drive performance is characterized by the following table gives a typical value... system. It does not include system throughput which is defined as the interval from the time that a drive receives a command to the time that contribute to drive performance. Latency • Data transfer speed • Buffering operation (read (ms) Average random seek time...
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...the weighted average of the environmental and voltage conditions. (See Section 6.1, "Environment" on page 25 and Section 6.2, "DC power require- Travelstar 4K120 Hard Disk Drive Specification 18 max Σ (Max+1-n)(Tn in both directions (inward and outward). ments" on page 27 for ranges.) The seek time is... measured from the start of the actuator's motion to the start of one drive over the full range of all possible seek combinations....
...the weighted average of the environmental and voltage conditions. (See Section 6.1, "Environment" on page 25 and Section 6.2, "DC power require- Travelstar 4K120 Hard Disk Drive Specification 18 max Σ (Max+1-n)(Tn in both directions (inward and outward). ments" on page 27 for ranges.) The seek time is... measured from the start of the actuator's motion to the start of one drive over the full range of all possible seek combinations....
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...Read Performance Idle Active idle Read operation mode The device is parked near the mid-diameter the disk without servoing. Travelstar 4K120 Hard Disk Drive Specification 19 A device in Active idle mode may take longer to complete the execution of operating modes Operating mode Spin...Table 12: Average latency Rotational speed (RPM) Time for one Average latency revolution (ms) (ms) 4200 14.3 7.1 4.4.2.5 Drive ready time Table 13: Drive ready time Condition Power on to Ready Drive ready time (sec) Typical Max 3.0 (40, 60GB) 9.5 3.5 (80, 100, 120GB) Ready Power on to Ready ...
...Read Performance Idle Active idle Read operation mode The device is parked near the mid-diameter the disk without servoing. Travelstar 4K120 Hard Disk Drive Specification 19 A device in Active idle mode may take longer to complete the execution of operating modes Operating mode Spin...Table 12: Average latency Rotational speed (RPM) Time for one Average latency revolution (ms) (ms) 4200 14.3 7.1 4.4.2.5 Drive ready time Table 13: Drive ready time Condition Power on to Ready Drive ready time (sec) Typical Max 3.0 (40, 60GB) 9.5 3.5 (80, 100, 120GB) Ready Power on to Ready ...
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... it is unloaded onto the ramp position. The spindle motor is in power saving mode. Refer to section 7.10, "Drive address setting" on or hard reset as an initial state. Travelstar 4K120 Hard Disk Drive Specification 20 All circuitry except the host interface is stopped. Table 14: Description of the host system. The device requires...
... it is unloaded onto the ramp position. The spindle motor is in power saving mode. Refer to section 7.10, "Drive address setting" on or hard reset as an initial state. Travelstar 4K120 Hard Disk Drive Specification 20 All circuitry except the host interface is stopped. Table 14: Description of the host system. The device requires...
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... prior to the power off , even after the drive has become ready: • The spindle speed lies outside the requirements for reliable operation • The occurrence of a Write Fault condition Travelstar 4K120 Hard Disk Drive Specification 21 This means that a power off by issuing... a • Soft reset • Hard reset • Flush Cache command • Standby command • Standby Immediate command ...
... prior to the power off , even after the drive has become ready: • The spindle speed lies outside the requirements for reliable operation • The occurrence of a Write Fault condition Travelstar 4K120 Hard Disk Drive Specification 21 This means that a power off by issuing... a • Soft reset • Hard reset • Flush Cache command • Standby command • Standby Immediate command ...
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...Error recovery Errors occurring on reset and when a drive self-test is specified as a candidate for the reallocation. A media verification sequence may be reallocated automatically when specific conditions are met. Travelstar 4K120 Hard Disk Drive Specification 22 An error is written into the ...disk media properly. 5.4 WRITE safety The drive ensures that show some errors may be completed after ERP is ...
...Error recovery Errors occurring on reset and when a drive self-test is specified as a candidate for the reallocation. A media verification sequence may be reallocated automatically when specific conditions are met. Travelstar 4K120 Hard Disk Drive Specification 22 An error is written into the ...disk media properly. 5.4 WRITE safety The drive ensures that show some errors may be completed after ERP is ...