Seagate ST36530N/W/WC, ST39140N/W/WC/LW/LC, ST34520N/W/WC/LW/LC manual Drive characteristics

Medalist Pro Installation Guide, Rev. B		17
Table 1. Drive characteristics
Interface	Ultra SCSI [1]
Capacity	Formatted	User LBAs
ST39140	9.1 Gbyte	17,783,240
ST36530	6.5 Gbyte	12,715,920
ST34520	4.55 Gbyte	8,888,924
Recording
Cylinders (user)	9,006
Read/write data heads
ST39140	8
ST36530	6
ST34520	4
Access time [2]
Average read	9.5 msec
Average write	10.5 msec
Disk rotation
RPM	7,200 r/min
Average latency	4.17 msec
Internal transfer rate (variable with zone)
ST39140	110–193.88 Mbits/sec
ST36530	110–193.88 Mbits/sec
ST34520	110–193.88 Mbits/sec
Maximum synchronous SCSI transfer rate
N model	20 Mbytes/sec
W/WC models	40 Mbytes/sec
LW/LC models	80 Mbytes/sec
Cache (1 or 3 segments)
N/W/WC models	380 Kbytes
LW/LC models	860.5 Kbytes