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Features

Benefits

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9.11GB and 18.22GB formatted capacities (512 byte/sector)

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  Range of capacities to meet the need for increasing storage requirements

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  Industry standard interface

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Fast interface data rates

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  50 pin ANSI SCSI-3

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20MB/sec data transfer speed

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68 pin ANSI SCSI-3

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40MB/sec (Fast 20) & 80MB/sec (Fast 40) data transfer speed

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80 pin ANSI SCSI-3

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40MB/sec (Fast 20) & 80MB/sec (Fast 40) data transfer speed

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  11.52-22.40 MB/s media data rate (instantaneous)

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  High data rate across entire disk surface

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8-16.0 MB/s media data rate (functional)

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  Rotational speed 7200 RPM

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Average seek time 6.5ms (9.11GB) 7.5ms (18.22GB)

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Fast access to data

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Latency 4.17 ms

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  1MByte multi-segmented dual port data buffer

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  Fast data retrieval in single and multitasking applications

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Low command overhead

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Read ahead caching

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  Improved data throughput

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ECC on the fly (EOTF)

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  Industry standard mounting

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  Ease of installation

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  Predictive Failure Analysis (S.M.A.R.T. Compliant)

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  High reliability and availability

IBM OEM has introduced a new  range of drives
intended  for  advanced storage applications
which demand fast access to large amounts of
data.

The drives spin at 7200 rpm, have an EPRML
channel, embedded sector servo, S.M.A.R.T and
media data rate 11.52-22.40MB/s.

Applications

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Technical/commercial workstations

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  Network servers

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  Mass storage arrays

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High end personal computers

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Large scale imaging and graphics

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Video servers

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Video editing

IBM OEM Storage Products

IBM

Ultrastar 9LP & 18XP
DGHS-39110 and DGHS-318220

Models:

SCSI-3 FAST20 (50pin Single-Ended)
SCSI-3 FAST20 (68pin Single-Ended or Differential) 
SCSI-3 FAST20 (80pin Single-Ended SCA-2)
SCSI-3 FAST40 (68 & 80pin (L)ow (V)oltage (D)ifferential)

Содержание Ultrastar 9LP

Страница 1: ...multitasking applications M M Low command overhead M M Read ahead caching M M Improved data throughput M M ECC on the fly EOTF M M Industry standard mounting M M Ease of installation M M Predictive F...

Страница 2: ...2 4 6 8 20 22 24 26 28 30 32 Enable Active Termination 5V 2 SCSI Address Not Used Blank Ground External Activity LED Write Protect Auto Start Delay Disable Sync Negotiations Disable SCSI Parity Disabl...

Страница 3: ...Delay Start Start Multiplier off off Yes 0 off on No N A on off Yes 10 on on No N A Auto Startup Modes selectable by Auto Start Delay Pin Combinations PACKAGING The drive must be protected against ele...

Страница 4: ...pacity blocks block bytes drive 512 18 351 959 040 35 843 670 514 18 283 057 100 35 570 150 520 18 132 478 000 34 870 150 522 18 102 432 780 34 678 990 524 18 098 346 920 34 538 830 528 18 177 133 920...

Страница 5: ...ment 80 pin SCA 2 models use an AMP connector PN 5 917593 9 that is compatible with the specification of Single Connector Attachment for Small SCSI Disk Drives SFF 8046 It can transfer data in both 8...

Страница 6: ...power SCSI Bus Termination Power Short Circuit Protection The ANSI SCSI specification recommends for devices that optionally supply TERMPWR to include current limited protection for accidental short c...

Страница 7: ...if the unpackaged 9 11GB drive is not subjected to an 2 millisecond half sine wave shock greater than 150Gs applied to all three axis one direction at a time Additionally no damage will occur if the u...

Страница 8: ...emperature must not be exceeded at the worst case drive and system operating conditions with the drive randomly seeking reading and writing Reliability temperatures must not be exceeded at the nominal...

Страница 9: ...trademark of AMP Incorporated Other company product and service names may be trademarks or service marks of others Produced by European SIT Lab International Business Machines Corporation 1997 This da...

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