Monday, 6 June 2016

Flash Memory

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Flash memory is High-density device which called as Non-volatile Memory.It's Fast in reading and writing data.This memory writes data in chunks and blocks.It's electrically re-programmable device and also this memory is erased in blocks and not in bytes.The block size can  range from 256 bytes  to 16 Kilobytes. It replace hard disk  in portable computer.
We find it in :-
  •  Pen-drive
  •  MMC (Multimedia Card)
  • SD(Secure Digital)
  • Compact flash
  • Memory Stick
  • xD-picture Card
  • Smart Media
  • USB

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