Micropolis 3243WD-Model


DRIVE SPECIFICATIONS - MODEL 3243WD (Wide, Differential Interface)

Formatted Capacity

Per Drive			4,294 MB
Bytes per Sector 512
Sectors per Track Variable
Cylinders 3,956


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

Synchronous			up to 20 MB/sec
Asynchronous up to 10 MB/sec
Internal Data Rate 46 to 80 Mbits/sec
MTBF (power-on hours) 650,000
Positioner Fully balanced rotary voice coil
Parking Automatic park and lock

General Functional Specifications

Interface				Fast SCSI-2
Supports Full Common Command Set Yes
Drivers/Receivers Wide/Differential

Power Requirements

+12V +/-5% (average)			0.9 A
+12V +/-5% (max during start-up) 1.66 A
+5V +/-5% (average) 1.0 A

Power Dissipation, typical, idling 16 Watts
Power Dissipation, typical, writing 17.2 Watts
Power Dissipation, typical, reading 19.2 Watts
Power Dissipation, typical, seeking 18 Watts

Drive Configuration Information

(Board Layout and Jumper Options)

Drive Warranty Information