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National Stock Number:
7021-01-540-6592
Federal Supply Class:
7021
National Item Identification Number:
015406592
Description:
COMPUTER SUBASSEMBLY
Detail:
Two or more different types of items, having a common mounting or mounted on each other which together form a portion of a computer, but which in itself is not a complete functioning item and cannot be assigned a more definite item name.
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Manufacturer Information:
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Techincal Specification:
| PART NAME ASSIGNED BY CONTROLLING AGENCY | EPC-5A PROCESSOR MODULE | | SPECIAL FEATURES | THE EPC-5A IS A PC/AT COMPATIBLE EMBEDDED CPU MODULE CONTAINING THE FOLLOWING:100 MHZ INTEL486 DX4 PROCESSOR, RADISYS R400EX CHIPSET, 16 KBYTES OF CACHE AND MATH CO-PROCESSOR ON-CHIP, 4 MB TO 256 MB OF DRAM MEMORY, KEYBOARD INTERFACE, 2 STANDARD 9-PIN DTE SERIAL PORTS (COM1 AND COM2), 1 STANDARD OUTPUT-ONLY PARALLEL PORT (LPT1), TIME-OF-DAY CLOCK WITH USER-REPLACEABLE BATTERY, PHOENIX 486 BIOS VERSION 4.05, VMEBUS INTERFACE, AND EXM EXPANSION INTERFACE;THE EPC-5A FORM FACTOR HAS BEEN DESIGNED TO THE VMEBUS SPECIFICATION (6U);IT PROVIDES DIRECT COMMUNICATION TO ALL THREE VMEBUS ADDRESS SPACES (A32, A24, AND A16);THE EPC-5A DRAM PERMITS DUAL-PORTED ACCESS FROM BOTH THE PC SIDE AND THE VME SIDE |
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