User guide

SC3500 User Guide Ver 1.3 March 8, 2005 Page 19 of 28
4. GENERAL SPECIFICATIONS
Interface
SCSI Compatibility ANSI X3.131-1994
SCSI Device Type 0 - Direct Access Device
Maximum Capacity 36864 Mbytes
Bytes/Block 512
Bus Width 8 bits
Termination Active – on board
Data Transfer Specifications
Bus width 1 byte (8 bits)
Synchronous Transfer Rate 10 Mbyte/sec
Media Transfer Rate 8 Mbyte/sec
Read Transfer Rate 2.3 Mbyte/sec., sustained
Write Transfer Rate 1.0 Mbyte/sec sustained
Data Access time 0.7 msec
Environmental Requirements
Operating Ambient Temperature
Commercial 0
o
C to +70
o
C
Extended -20
o
C to +75
o
C
Industrial -40
o
C to +85
o
C
Storage Temperature -55
o
C to +125
o
C Ambient
Humidity 5% to 95% non-condensing
Airflow Requirements none
Ceiling no limit
Mechanical (Full Capacity)
Length 146mm (5.75 in.)
Width 102mm (4.00 in.)
Min Height 16.0mm (0.63 in.)
Drive Form Factor 3.5" low profile drive
Mounting Considerations None (any orientation)
Max Weight 18.5 ounces (525 grams)
Power Requirements
Vcc Supply +5 volts +/- 5%
Vdd Supply +12 volts not used
Power Idle 0.50 watts
Power Active 0.90 watts
Power Max 1.10 watts