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Seagate Cheetah 18LX ST318404LC 18.3GB 
Ultra SCSI Wide 10000RPM Hard Drive



Cheetah 18XL drives combine giant magnetoresistive (GMR) heads, partial response/maximum likelihood (PRML) read channel electronics, embedded servo technology, and a wide Ultra160 SCSI interface to provide high performance, high capacity data storage for a variety of systems including engineering workstations, network servers, mainframes, and supercomputers.


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
  • 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)
  • Enhanced 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
  • 1:1 Interleave
  • Zoned bit recording (ZBR)
  • Vertical, horizontal, or top down mounting
  • Dynamic spindle brake
  • 4,096 kbyte data buffer
  • Hot plug compatibility (Section 9.6.4.2 lists proper host connector needed) for “LC” model drives
  • Drive Self Test (DST)

Specifications:

FORMATTED CAPACITY (GB) 18.351
AVERAGE SECTORS PER TRACK 415 rounded down
TRACKS 86,304
CYLINDERS 14,384 user
PHYSICAL HEADS 6
DISCS (3.5 in) 3
INTERNAL TRANSFER RATE (mbits/sec) 285 to 424
INTERNAL FORMATTED TRANSFER RATE (MB/sec) 26 to 40
EXTERNAL TRANSFER RATE (mbyte/sec)
Low Voltage Differential(LVD)
40 Sync 80/160 Sync
SPINDLE SPEED (RPM) 10,033
BUFFER 4MB/16MB
INTERFACE Ultra SCSI Wide
MTBF (power-on hours) 1,200,000
POWER REQUIREMENTS: +12V START-UP (amps) _1.7
+12V TYPICAL (amps) __0.40 idle
+5V START-UP (amps) __0.7
+5V TYPICAL (amps) ___0.70 idle
IDLE (watts) _________9
Physical: Height (inches/mm): 1.02/26.13
Width (inches/mm): 4.01/101.98
Depth (inches/mm): 5.77/146.68
Weight (lbs/kg): 1.5/0.680


Product Contents:
  • Seagate Cheetah 18LX ST318404LC 18.3GB Ultra SCSI Wide 10000RPM Hard Drive
Before you purchase this item, please ensure that you have verified compatibility with your system by visiting the manufacturer's web site. We assumes no responsibility and will not accept full refunds for items purchased that are not compatible with your system configuration.
 

Condition:


Warranty:
  • 30 Day






Availability: Contact us for availability

Seagate Cheetah 18LX ST318404LC 18.3GB Ultra SCSI Wide 10000RPM Hard Drive
ST318404LC
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