Seagate CHEETAH 18 ST118202LW/LC Benutzerhandbuch
Seite 19
Cheetah 18 Installation Guide, Rev. A
17
Characteristics
ST118202LW/LC
Interface
Ultra2 SCSI
1
Capacity
Unformatted (Gbytes)
Formatted (Gbytes)
2
22.54
18.21
Recording
Cylinders (user)
Read/write data heads
Avg bytes/track
6,962
24
104,840-159,008
Access time
3
Average read (msec)
Average write (msec)
5.9
6.7
Disc rotation
RPM
Average latency (msec)
10,025
2.99
Synchronous data transfer rate
Maximum instantaneous (Mbytes/sec)
40 (SE mode)
80 (LVD mode)
Asynchronous data transfer rate
Maximum instantaneous (2 bytes wide)
(Mbytes/sec)
10.0
Multi-segmented cache (kbytes)
1,024 standard
4,096 optional
1.
Also operates per SCSI-1/SCSI-2/SCSI-3 protocols.
2.
The specified formatted capacities are calculated with the standard
OEM sector size (512 bytes per logical block) and sparing.
3.
Includes on-board controller overhead.