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memory chip

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memory chip
A chip that holds programs and data either temporarily or permanently. RAM chips are the computer's temporary workspace, while flash memory chips are used like disk drives: permanent until erased. ROM and PROM chips can never be changed, while EPROMs and EEPROMs can be modified. See memory, memory types, memory module, RAM, ROM, PROM, EPROM, EEPROM and flash memory.

A Wafer Full of RAM Chips
The wafer is the structural unit that all chips are fabricated on. Each rectangle on this wafer is a RAM chip, which is cut out and placed into an individual housing. (Image courtesy of Motorola, Inc.)


Magnetic Core Memory in the Mid-1960s
The young lady is stringing magnetic cores by hand for a Univac 494 computer. There is a thousand times more RAM memory in an iPhone than in all the 72 square core matrices in this image. (Image courtesy of Hagley Museum and Library.)


Twelve Magnetic Cores
This shows 12 magnetic cores from the Whirlwind computer in the early 1950s. (Image courtesy of The MITRE Corporation Archives.)

memory chip [′mem·rē ‚chip]
(computer science)


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All other grades of memory chip make less of the advertised memory available for use and in some cases are re-cycled.
ProMOS, the world's eighth-largest dynamic access random memory chip maker, will manufacture double data rate 3 synchronous DRAM chips, or DDR3 SDRAM chips, at a rate of 35,000 300-millimeter silicon wafers a month under the Elpida brand, it said.
expect their production lines to be inundated with orders for NOR Flash memory chips throughout the second half this year in light of escalating supply shortage triggered by phase-out of No.
 
 
 
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