Seagate ST136475LW/LC manual Drive characteristics, Rpm

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16	Barracuda 36 Installation Guide, Rev. B
Table 1. Drive characteristics
Interface	UltraSCSI [1]
Capacity
Formatted [2]	36 Gbyte [2]
Max. data blocks	71132960
Recording
Cylinders (user)	11,721
Read/write data heads 20
Access time [3]
Average read	7.6 msec
Average write	8.4 msec
Disk rotation
RPM	7,200 r/min
Average latency	4.17 msec
Internal transfer rate
(variable with zone)	137–240 Mbits/sec
Maximum synchronous SCSI transfer rate
LW/LC	80 Mbytes/sec

[1]Can also be operated according to SCSI-2 and SCSI-3 protocols. Referred to also as “SCSI Fast-80.”

[2]Standard factory units are formatted 512 data bytes per sector with spare tracks reserved for reallocating bad sectors.

[3]Includes controller overhead.

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Contents Barracuda Disc Drive ST136475LW/LC Contents Preface Electrostatic discharge protectionImportant safety information and precautions Page Wichtige Sicherheitshinweise Page Barracuda 36 Installation Guide, Rev. B Regulatory agency compliance Electromagnetic susceptibilityElectromagnetic compliance Electromagnetic compliance for the European Union Australian C-TickSeagate Technology support services Presales Support Customer Service CSO European Support Services Africa/Middle East Support Services SeaFAX General description Drive characteristics RPMDC power requirements Amps, multimode ST136475LW/LCDimensions of the drive Drive models General informationScsi ID jumpers Drive termination Terminator power Circuits and data path widthsPage Cable characteristics for single-ended I/O Circuits Cable characteristics for differential I/O circuits Sixty-eight pin connection to drive Multiple-drive connection to host adapter Drive model LC with single 80-pin I/O and power connector Providing adequate cooling Kü hlung des Systems Suggested air flow Abbildung 4. Empfohlener Luftstromverlauf Mounting the drive and connecting cables Installation des Laufwerkes und Anschluß der KabelPage DC power connector Abbildung 5. Gleichstromanschluß Hinweis Barracuda 36 Installation Guide, Rev. B Mounting configuration dimensions Formatting the drive Quick reference desktop system notesSetting the Scsi ID jumpers Terminating the driveSetting the Scsi ID on model LW drives Host Alternate Other applicable jumper options Additional jumper options for LW drivesAdditional jumper option for LW drives LC drives Jumper options for LC drives Single-ended/low-voltage-differential selection Additional jumper option for LC drives Page