7628 l as positas road phone (925) 294 - 8483 livermore, ca 94550 usa toll free (800) 445 - 5511 http://www.memtech.com ver 4. 4 fax (925) 294 - 5920 sc35 mastodon 3.5? scsi solid state drive over 1 3 gbyte uncompressed capacity full - 40 o c to +85 o c industrial temp range rugged, 3.5? half height drive formfactor single - ended 50 pin scsi - ii interface active remap? wear leveling technology 5 volt only , low power operation completely solid state - no moving parts 500g operating shock 10g operating vibration 1.0 millisecond random access time 1.5 mbyte/sec sustained read throughput 650 kbyte/sec sustained write throughput no installable device drivers 10 year guaranteed data integrity the sc35 is a modular, high performance solid state drive in a 3.5 inch half - height drive format, designed for implementation on systems conforming to the scsi - ii standard. it is composed of a large array of 12 8 , 256 or 512 mbit nand e 2 prom memories that through on board processor control, can emulate the storage and retrieval operations of a hard disk, but with faster access and throughput. the drive is completely solid state, which makes it resistant to shock, vibration, dust and temperature, yet it offers the same ease of implementation and use as standard rotating media. no special drivers or flash file managers are required for read or write access to the device, which simplifies installation and makes the drive fully bootable. the sc35 can be used in applications where operating conditions are harsh and when reliability is critical. a 100% cmos logic design minimizes power consumption, and the +5 volt only power requirement simplifies system supply needs, as +12 vol ts is not necessary. an on - board microprocessor implements all control functions and implements the scsi command set for the ncr 53c90a scsi - ii processor. sustained read throughput for the sc35 is 1.5 mbyte per second, and the sustained write throughput is over 650 kbytes per second. the unit responds to all direct - access device commands, and as with all single - ended scsi units, the sc35 may be placed up to 18 feet (6 m) from the host scsi controller. wear leveling is achieved through memtech?s propriet ary active remap? technology. the drive is available in capacities from 16 mbytes to over 1 3 gbytes in a number of standard sizes. please contact the factory with your size requirements. disk compression utilities may be used to effectively double the capacity of t he drive.
sc35 data sheet version 4.4 10/ 31 / 2001 0.000 2.450 3.100 5.600 6-32x0.25? 8 plcs 0.000 0.150 3.850 4.000 0.000 0.244 1.450 4.825 1.350 every sc35 drive is fully tested under environmental and voltage extremes to guarantee data integrity under even the harshest conditions. the drive may be mounted in any orientation. eight mounting holes are provided: four on the bottom a nd four on the sides. all holes are tapped 6 - 32, with a maximum penetration of 0.25 inches. the drive employs on - board active termination that may be enabled or disabled as needed. specifications interface scsi compatibility ansi x3.131 - 1994 scsi device type 0 - dir ect access device maximum capacity 13824 mbytes bytes/block 512 bus width 8 bits performance average access 1.0 ms read transfer rate 1.5 mbyte/sec sustained write transfer rate 650 kbytes/sec sustained burst transfers 5 mbytes/sec environmental operating temperature range commercial 0 o to 70 o c extended - 20 o to +75 o c industrial - 45 o c to +85 o c storage temperature - 55 o c to +125 o c airflow none required humidity 5% to 95% nc shock 500g operating vibration 10g random safety csa file lr114427 emc en55022 a nd en50082 - 1 reliability endurance application specific 1 write/10 sec 250,000 hours power requirements voltage 5v +/ - 5% current standby 80 ma read 180 ma write 200 ma termination power supplied by initiator mechanical length 5.60 inches (15.24 cm) w idth 4.00 inches (10.16 cm) height (example) 384 mbytes 0.87 inches (02.21 cm) 13824 mbytes 1.45 inches (03.68 cm) cable length 18 feet (6 m) interface type 50 - pin single ended weight 1b 5 oz (595 g) max
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