4EE2-DIGITAL ELECTRONICS |
Units: I-Number Systems and Codes: |
Radix and Radix conversions, sign, magnitude & complement
notation. Weighted and non-weighted codes, BCD codes, self-complementing codes, cyclic
codes, error detecting and correcting codes, ASCII & EBCDIC codes. Alphanumeric codes.
Fixed point and floating point arithmetic. BCD arithmetic.
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Units: II-Boolean Algebra and Digital Logic Gates: |
Features of Boolean algebra, postulates of
Boolean algebra, theorems of Boolean algebra. Fundamental logic gates, derived logic gates,
logic diagrams and Boolean expressions. Converting logic diagrams to universal logic.
Positive, negative and mixed logic. Minimization Techniques: Minterm, Maxterm,
Karnaugh’s maps, simplification of logic functions with K-map, conversions of truth tables in
SOP & POS forms, incompletely specified functions, variable mapping, Quinn-Mcklusky
method. |
Units: III-Switching Circuits And Logic Families: |
Diode, BJT, FET as switch. Different types of logic
families: RTL, TTL, open collector TTL, three state output logic, TTL subfamilies, MOS,
CMOS, ECL IIL.
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Units: IV-Combination Systems: |
Combinational logic circuit design, Half and full adder & subtractors.
Binary serial and parallel adders, BCD adder. Binary multiplier, comparator, decoders,
encoders, multiplexer, de-multiplexer, Code converters.
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Units: V-Sequential Systems: |
Latches, Flip-Flop: R-S, D, J-K, T, Master slave. Flip-flop conversions.
Counters: asynchronous & synchronous counter. Counter design, counter applications.
Registers: buffer & shift register.
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