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Product Manual
Cheetah 15K.5 FC
ST3300655FC
ST3146855FC
ST373455FC
100384772
Rev. F
August 2007
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©2007, Seagate Technology LLC All rights reserved. Publication number: 100384772, Rev. F (Draft 1) November 2007 Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and/or other countries. Cheetah, SeaTools and SeaTDD are either trademarks or reg- istered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and/ or other countries. All other trademarks or registered trademarks are the pr
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Contents 1.0 Scope. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.0 Applicable standards and reference documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2.1 Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2.1.1 Electromagnetic compatibility. . . . . . . . . . . . . . . . . . . .
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6.4.1 Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 6.4.2 Relative humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 6.4.3 Effective altitude (sea level) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 6.4.4 Shock and vibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 6.4.5 Acous
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9.5.12 Device control codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 9.6 Signal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 9.6.1 TTL input characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 9.6.2 LED driver signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 9.6
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iv Cheetah 15K.5 FC Product Manual, Rev. F
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List of Figures Figure 1. Typical ST3300655FC drive, 4 Gbit, +12V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Figure 2. Typical ST3300655FC drive, 4 Gbit, +5V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Figure 3. Typical ST3146855FC drive, 4 Gbit, +12V current profile . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Figure 4. Typical ST3146855FC drive, 4 Gbit, +5V current profile . . . . . . . . . . . . . . . . . . . . . . . . .
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1.0 Scope ® ® This manual describes Seagate Technology LLC, Cheetah 15K.5 FC (Fibre Channel) disc drives. Cheetah 15K.5 FC drives support the Fibre Channel Arbitrated Loop and SCSI Fibre Channel Protocol specifi- cations to the extent described in this manual. The Fibre Channel Interface Manual (part number 100293070) describes the general Fibre Channel Arbitrated Loop characteristics of this and other Seagate Fibre Channel drives. From this point on in this product manual, the reference to Ch
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2 Cheetah 15K.5 FC Product Manual, Rev. F
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2.0 Applicable standards and reference documentation The drive has been developed as a system peripheral to the highest standards of design and construction. The drive depends upon its host equipment to provide adequate power and environment in order to achieve opti- mum performance and compliance with applicable industry and governmental regulations. Special attention must be given in the areas of safety, power distribution, shielding, audible noise control, and temperature regu- lation. In p
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2.1.2 Electromagnetic compliance Seagate uses an independent laboratory to confirm compliance with the directives/standards for CE Marking and C-Tick Marking. The drive was tested in a representative system for typical applications. The selected sys- tem represents the most popular characteristics for test platforms. The system configurations include: � Typical current use microprocessor � 3.5-inch floppy disc drive � Keyboard � Monitor/display � Printer � External modem � Mouse Although the te
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Seagate also has internal systems in place to ensure ongoing compliance with the RoHS Directive and all laws and regulations which restrict chemical content in electronic products. These systems include standard operat- ing procedures that ensure that restricted substances are not utilized in our manufacturing operations, labora- tory analytical validation testing, and an internal auditing process to ensure that all standard operating procedures are complied with. 2.3 Reference documents Cheet
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6 Cheetah 15K.5 FC Product Manual, Rev. F
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3.0 General description Cheetah 15K.5 FC drives provide high performance, high capacity data storage for a variety of systems includ- ing engineering workstations, network servers, mainframes, and supercomputers. Cheetah 15K.5 FC drives support 4-Gbit Fibre Channel which can transfer data at up to 800 Mbytes per second and 1600 Mbytes per second in dual-loop configurations. Cheetah 15K.5 FC drives support the Fibre Channel Arbitrated Loop (FC-AL) and SCSI Fibre Channel Proto- col as described
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3.1 Standard features Cheetah 15K.5 FC drives have the following standard features: � Perpendicular recording technology � 4-Gbit Fibre Channel interface � Integrated dual port FC-AL controller � Concurrent dual port transfers � Support for FC arbitrated loop, private and public attachment � Differential copper FC drivers and receivers � Downloadable firmware using the FC-AL interface � Supports SCSI enclosure services via interface connector � 128-deep task set (queue) � Supports up to 32 initi
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3.3 Performance � Programmable multi-segmentable cache buffer � 800 Mbytes/sec maximum instantaneous data transfers per port � 15k RPM spindle; average latency = 2.0 msec � Command queuing of up to 128 commands � Background processing of queue � Supports start and stop commands (spindle stops spinning) � Adaptive seek velocity; improved seek performance 3.4 Reliability � Annualized Failure Rate (AFR) of 0.62% � Increased LSI circuitry integration � Self-Monitoring Analysis and Reporting Technol
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change the capacity it is currently formatted to have. A number in the number of blocks field that is less than the maximum number of LBAs changes the total drive capacity to the value in the block descriptor number of blocks field. A value greater than the maximum number of LBAs is rounded down to the maximum capacity. 3.6 Factory-installed accessories OEM standard drives are shipped with the Cheetah 15K.5 FC Installation Guide (part number 100384774) and the Safety and Regulatory Agency Spe
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4.0 Performance characteristics This section provides detailed information concerning performance-related characteristics and features of Cheetah 15K.5 FC drives. 4.1 Internal drive characteristics ST3300655FC ST3146855FC ST373455FC Drive capacity* 300.0 146.8 73.4 Gbytes (formatted, rounded off value) Read/write data heads 8 4 2 Bytes per track 74,340 74,340 74,340 Bytes (average, rounded off values) Tracks per inch 125,000 125,000 125,000 TPI Peak bits per inch 890k 890k 890k BPI 2 Areal de
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4.2.2 Format command execution time (minutes) ST3300655FC ST3146855FC ST373455FC 120 90 60 Maximum (with verify) 60 45 30 Maximum (without verify) 4.2.3 General performance characteristics Sustainable disc transfer rate*: Minimum 73 Mbytes/sec Maximum 125 Mbytes/sec Fibre Channel Interface maximum instantaneous transfer rate 800 Mbytes/sec* per port (dual port = 1600 Mbytes/sec*) Logical block sizes Default is 512-byte data blocks Sector sizes variable to 512, 520, 524 and 528 bytes. Read/
