Digital Logic Systems ?????? ?????? ???????

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Digital Logic Systems?????? ?????? ???????
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• ???"? shavitt_at_eng.tau.ac.il
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Virtual.tau.ac.il
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• M.M. Mano, Digital Design, Prentice-Hall, 2001
  (??????????? ??????)
• M.M. Mano and C.R. Kime, Logic and Computer
  Design Fundamentals, Prentice-Hall, 1997
• G. Langholtz, A. Kandel and J.L. Mott,
  Foundations of Digital Logic Design, World
  Scientific, 1998

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• ???? (B) 19-10
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• ????? (T) 90-81
• Final max(0.19B0.8T), (0.1B0.9T)
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?????? ?????? ???????

• ?????? - Systems
• ?????? - Logic
• ??????? Digital

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????? ????????
The ENIAC (1946)
The first digital general purpose programmable
computer
10
ENIAC Data

• 20 Decimal Accumulators
• 19,000 Vacuum Tubes
• 5000 Operations Per Second
• Programmable by wires
• 5.6 hours MTBF!
• 175kW power consumption

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Processors - 2008

• Tens of registers
• Millions of Transistors
• 109 Operations Per Second
• Residing programs
• Weeks of MTBV (Mean Time between Viruses)
• mW power consumption

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Processors - 2008
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Intel StrataFlash

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• Intel Technology Journal Q4'97

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F E D C B A 9 8 7 6 5 4 3 2 1 0 UTF8
 058F  058E  058D  058C  058B ?058A 0589  0588 ?0587 ?0586 ?0585 ?0584 ?0583 ?0582 ?0581 ?0580 D6 8_
?059F ?059E ?059D ?059C ?059B ?059A ?0599 ?0598 ?0597 ?0596 ?0595 ?0594 ?0593 ?0592 ?0591  0590 D6 9_
?05AF ?05AE ?05AD ?05AC ?05AB ?05AA ?05A9 ?05A8 ?05A7 ?05A6 ?05A5 ?05A4 ?05A3  05A2 ?05A1 ?05A0 D6 A_
?05BF ?05BE ?05BD ?05BC ?05BB  05BA ?05B9 ?05B8 ?05B7 ?05B6 ?05B5 ?05B4 ?05B3 ?05B2 ?05B1 ?05B0 D6 B_
 05CF  05CE  05CD  05CC  05CB  05CA  05C9  05C8  05C7  05C6  05C5 ?05C4 ?05C3 ?05C2 ?05C1 ?05C0 D7 8_
?05DF ?05DE ?05DD ?05DC ?05DB ?05DA ?05D9 ?05D8 ?05D7 ?05D6 ?05D5 ?05D4 ?05D3 ?05D2 ?05D1 ?05D0 D7 9_
 05EF  05EE  05ED  05EC  05EB ?05EA ?05E9 ?05E8 ?05E7 ?05E6 ?05E5 ?05E4 ?05E3 ?05E2 ?05E1 ?05E0 D7 A_
 05FF  05FE  05FD  05FC  05FB  05FA  05F9  05F8  05F7  05F6  05F5 ?05F4 ?05F3 ?05F2 ?05F1 ?05F0 D7 B_
F E D C B A 9 8 7 6 5 4 3 2 1 0 UTF8