DRIVE SPECIFICATIONS - MODEL 3243S

Formatted Capacity

Per Drive		4,294 MB
Bytes per Sector 512
Sectors per Track Variable
Cylinders 3,957

Performance

Data Rate

Avg. Seek Time (including settling time)	8.9 msec
Avg. Rotational Latency 4.17 msec
Rotational Speed 7200 rpm +/- 0.5%

Data Transfer Rate at Interface

Transfer Rate			20 MBytes per link
Maximum Bandwidth 80 MBytes dual port, full duplex
Internal Data Rate 46 to 80 Mbits/sec
MTBF (power-on hours) 650,000 (Office environment)
Positioner Fully balanced rotary voice coil
Parking Automatic park and lock

General Functional Specifications

Interface		Serial SCSI
Compatibility ANSI-PH (transport layer) and SSA-SCSI (SCSI-2 mapping) standards

Power

Power Dissipation, typical, idling		16 Watts
Power Dissipation, typical, seeking 18 Watts

Drive Configuration Information

(Board Layout and Jumper Options)

Drive Warranty Information

Last Update 17 August 1995