Cheetah 36LP Product Manual, Rev. B
7
3.1
Standard features
The Cheetah 36LP family has the following standard features:
• Integrated Ultra160 SCSI controller
• Multimode SCSI drivers and receivers—single-ended (SE) and low voltage differential (LVD)
• 16 bit I/O data bus
• Asynchronous and synchronous data transfer protocol (supports Ultra160 transfer rate)
• Firmware downloadable via SCSI interface
• Selectable even byte sector sizes from 512 to 4,096 bytes/sector
• Programmable sector reallocation scheme
• Flawed sector reallocation at format time
• Programmable auto write and read reallocation
• Reallocation of defects on command (post format)
• ECC maximum burst correction length of 240 bits with a guaranteed burst correction length of 233 bits.
• Sealed head and disc assembly
• No preventative maintenance or adjustment required
• Dedicated head landing zone
• Embedded servo design
• Self diagnostics performed when power is applied to the drive
• Zoned bit recording (ZBR)
• Vertical, horizontal, or top down mounting
• Dynamic spindle brake
• 4,096 kbyte data buffer (16,384 kbytes on LWV and LCV models)
• Hot plug compatibility (Section 9.6.4.2 lists proper host connector needed) for LC and LCV model drives
• Drive Self Test (DST)
• Supports SCSI bus fairness
3.2
Media characteristics
The media used on the drive has a diameter of approximately 3.3 inches (84 mm). The aluminum substrate is
coated with a thin film magnetic material, overcoated with a proprietary protective layer for improved durability
and environmental protection.
3.3
Performance
• Supports industry standard Ultra3 SCSI interface
• Programmable multi-segmentable cache buffer (see Section 4.5)
• 10,033 RPM spindle. Average latency = 2.99 ms
• Command queuing of up to 64 commands
• Background processing of queue
• Supports start and stop commands (spindle stops spinning)
3.4
Reliability
• 1,200,000 hour MTBF
• LSI circuitry
• Balanced low mass rotary voice coil actuator
• Incorporates industry-standard Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T.)
• 5-year warranty
Summary of Contents for Cheetah 36LP ST336704LC
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