Specifications
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HDT722516DLAT80 HDT722520DLAT80 HDT722525DLAT80 HDT722516DLA380 HDT722520DLA380 HDT722525DLA380 160.0 GB 200 GB 250.0 GB 160.0 GB (3Gbps*) 200 GB (3Gbps*) 250.0 GB (3Gbps*) *Default setting is 1.5Gbps These specifications are subject to Serial ATA ...ERP Error Recovery Procedure ESD Electrostatic Discharge Deskstar T7K250 Hard Disk Drive Specification 1 AT Attachment with ATA interface and a rotational speed of 7200 RPM. 1.0 General 1.1 Introduction This document describes the specifications of the Deskstar T7K250, a 3.5-inch hard disk drive with Packet Interface-7. • Serial ATA...
HDT722516DLAT80 HDT722520DLAT80 HDT722525DLAT80 HDT722516DLA380 HDT722520DLA380 HDT722525DLA380 160.0 GB 200 GB 250.0 GB 160.0 GB (3Gbps*) 200 GB (3Gbps*) 250.0 GB (3Gbps*) *Default setting is 1.5Gbps These specifications are subject to Serial ATA ...ERP Error Recovery Procedure ESD Electrostatic Discharge Deskstar T7K250 Hard Disk Drive Specification 1 AT Attachment with ATA interface and a rotational speed of 7200 RPM. 1.0 General 1.1 Introduction This document describes the specifications of the Deskstar T7K250, a 3.5-inch hard disk drive with Packet Interface-7. • Serial ATA...
Specifications
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2.0 General features of the drive • Formatted capacities of 160 GB, 200 GB, 250 GB • Spindle speeds of 7200 RPM • Fluid Dynamic Bearing motor • Enhanced IDE interface • Sector format of 512 bytes/sector • Closed-loop ...; Quiet Seek mode (AAM) • 48-bit addressing feature • ATA-7 compliant • UDMA 133 support • Streaming feature set support • World Wide Name Deskstar T7K250 Hard Disk Drive specification 5
2.0 General features of the drive • Formatted capacities of 160 GB, 200 GB, 250 GB • Spindle speeds of 7200 RPM • Fluid Dynamic Bearing motor • Enhanced IDE interface • Sector format of 512 bytes/sector • Closed-loop ...; Quiet Seek mode (AAM) • 48-bit addressing feature • ATA-7 compliant • UDMA 133 support • Streaming feature set support • World Wide Name Deskstar T7K250 Hard Disk Drive specification 5
Specifications
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...Description Data transfer rates (Mbps) 250 GB Model 843.2 Interface transfer rates (Mb/s) Data buffer size1 (KB) Rotational speed (RPM) 133 8192 7200 Number of buffer segments (read) Number of cylinders to 63 712.4 114 81.21 30 Deskstar T7K250 Hard Disk Drive Specification 11 Logical layout: Logical ...layout is an imaginary drive parameter (that is, the number of heads) which is used to Physical layout (that is, ...
...Description Data transfer rates (Mbps) 250 GB Model 843.2 Interface transfer rates (Mb/s) Data buffer size1 (KB) Rotational speed (RPM) 133 8192 7200 Number of buffer segments (read) Number of cylinders to 63 712.4 114 81.21 30 Deskstar T7K250 Hard Disk Drive Specification 11 Logical layout: Logical ...layout is an imaginary drive parameter (that is, the number of heads) which is used to Physical layout (that is, ...
Specifications
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4.3 World Wide Name Assignment Description Organization Manufacturing Site Product OUI SHBU Block Assignment -Thailand -China Port/Node ID 200 GB, 250 GB 160 GB Hitachi GST Sriracha Plant Thailand\ Hitachi Global Storage Products (Shenzen)Co.Ltd., China Deskstar T7K250 000CCAh 20Bh 307h 205h 306h 11b Deskstar T7K250 Hard Disk Drive Specification 12
4.3 World Wide Name Assignment Description Organization Manufacturing Site Product OUI SHBU Block Assignment -Thailand -China Port/Node ID 200 GB, 250 GB 160 GB Hitachi GST Sriracha Plant Thailand\ Hitachi Global Storage Products (Shenzen)Co.Ltd., China Deskstar T7K250 000CCAh 20Bh 307h 205h 306h 11b Deskstar T7K250 Hard Disk Drive Specification 12
Specifications
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...) 7200 RPM Time for one revolution (ms) 8.3 Average latency (ms) 4.17 4.5.3 Drive ready time Table 9: Drive ready time Power on to ready 250 GB models Typical (sec) 8 Maximum (sec) 20 Ready Power on The condition in the current cylinder. read, write) immediately. Deskstar T7K250 Hard Disk Drive Specification 17 Note: Max Power On to ready time is the... defined as the average of time required by the fixed disk to access the next sequential block after reading the last sector in which the drive is able to perform a media access command (for example-
...) 7200 RPM Time for one revolution (ms) 8.3 Average latency (ms) 4.17 4.5.3 Drive ready time Table 9: Drive ready time Power on to ready 250 GB models Typical (sec) 8 Maximum (sec) 20 Ready Power on The condition in the current cylinder. read, write) immediately. Deskstar T7K250 Hard Disk Drive Specification 17 Note: Max Power On to ready time is the... defined as the average of time required by the fixed disk to access the next sequential block after reading the last sector in which the drive is able to perform a media access command (for example-
Specifications
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7.3.2 Power supply current (typical) Table 37: Power supply current of xxx-GB models Power supply current of 160 GB-250 GB model (PATA models) Idle average Idle ripple (peak-to-peak) Low RPM idle Low RPM idle ripple Unload... Random seeks at 40% duty cycle 2 Seek duty = 30%, W/R duty = 45%, Idle duty = 25% Power supply current of 160 GB and 250 GB model (SATA models) +5 Volts (mA) Pop mean Std dev Idle average Idle ripple (peak-to-peak) 470 10 230 40 Low RPM ...10 300 20 270 13 400 20 600 12 1700 50 Total (W) 6.19 3.67 4.99 10.45 Deskstar T7K250 Hard Disk Drive Specification 55
7.3.2 Power supply current (typical) Table 37: Power supply current of xxx-GB models Power supply current of 160 GB-250 GB model (PATA models) Idle average Idle ripple (peak-to-peak) Low RPM idle Low RPM idle ripple Unload... Random seeks at 40% duty cycle 2 Seek duty = 30%, W/R duty = 45%, Idle duty = 25% Power supply current of 160 GB and 250 GB model (SATA models) +5 Volts (mA) Pop mean Std dev Idle average Idle ripple (peak-to-peak) 470 10 230 40 Low RPM ...10 300 20 270 13 400 20 600 12 1700 50 Total (W) 6.19 3.67 4.99 10.45 Deskstar T7K250 Hard Disk Drive Specification 55
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... ripple plus the dynamic loading of the other drives must be held by the drive (referred to as dynamic loading). Deskstar T7K250 Hard Disk Drive Specification 56 A common supply with the performance of the drive, the drive must remain within the above regulation tolerance. Power supply current of 160 GB and 250 GB model (SATA models) +5 Volts (mA) Pop mean Std...
... ripple plus the dynamic loading of the other drives must be held by the drive (referred to as dynamic loading). Deskstar T7K250 Hard Disk Drive Specification 56 A common supply with the performance of the drive, the drive must remain within the above regulation tolerance. Power supply current of 160 GB and 250 GB model (SATA models) +5 Volts (mA) Pop mean Std...