# Digital Techniques (313303) StudySpace

Welcome to the StudySpace index for Digital Techniques. AI agents can retrieve raw Markdown formats by calling these URLs with the "Accept: text/markdown" header or appropriate bot User-Agents.

## Course Index

### Unit 1: Number Systems
- **Unit Summary Markdown**: https://learningway.in/studyspace/313303?unit=1&summary=1
- **Topics**:
  - **[Topic 1.1]** Number Systems: Types of Number Systems (Binary, Octal, Decimal, Hexadecimal), conversion of number systems: https://learningway.in/studyspace/313303?topic=1.1
  - **[Topic 1.2]** Binary Arithemetic: Addition, Subtraction, Multiplication and Division: https://learningway.in/studyspace/313303?topic=1.2
  - **[Topic 1.3]** Subtraction using 1's and 2's complement method: https://learningway.in/studyspace/313303?topic=1.3
  - **[Topic 1.4]** Codes: BCD, Gray code, Excess-3 and ASCII code,Code conversions, Applications of codes.: https://learningway.in/studyspace/313303?topic=1.4
  - **[Topic 1.5]** BCD Arithemetic: BCD Addition, Subtraction using 9's and 10's complement: https://learningway.in/studyspace/313303?topic=1.5

### Unit 2: Logic Gates and Boolean Algebra
- **Unit Summary Markdown**: https://learningway.in/studyspace/313303?unit=2&summary=1
- **Topics**:
  - **[Topic 2.1]** Logic Families: Characteristics Parameters of logic Families- Noise margin, Power dissipation, Figure of merit ,Fan in, Fan out, Speed of operation, maximum clock frequency supply voltage requirement ,power per gate , Comparison of TTL, CMOS and ECL logic family: https://learningway.in/studyspace/313303?topic=2.1
  - **[Topic 2.2]** Introduction to positive and negative logic systems, Logic Gates: Symbol ,Truth table of Basic logic gates(AND,OR,NOT),Universal gates(NAND,NOR) and Special purpose gates(EX-OR,EX-NOR): https://learningway.in/studyspace/313303?topic=2.2
  - **[Topic 2.3]** Buffer: Tristate logic, Unidirectional and Bidirectional: https://learningway.in/studyspace/313303?topic=2.3
  - **[Topic 2.4]** Boolean algebra : Laws of Boolean algebra, Duality Theorem ,De-Morgan's theorem: https://learningway.in/studyspace/313303?topic=2.4

### Unit 3: Combinational Logic Circuits
- **Unit Summary Markdown**: https://learningway.in/studyspace/313303?unit=3&summary=1
- **Topics**:
  - **[Topic 3.1]** Standard Boolean expression: Sum of products [SOP] and Products of Sum [POS], Min-term and Max-term, SOP-POS form conversion, realisation using NAND/NOR gates: https://learningway.in/studyspace/313303?topic=3.1
  - **[Topic 3.2]** Boolean Expression reduction using K-map: Minimization of Boolean expressions (upto 4 variables) using SOP and POS form: https://learningway.in/studyspace/313303?topic=3.2
  - **[Topic 3.3]** Arithemetic circuits : design Half and Full Adder using K-maps, design Half and Full Subtractor using K-maps , n bit adder and n bit subtractor .: https://learningway.in/studyspace/313303?topic=3.3
  - **[Topic 3.4]** Encoder and Decoder: Functions of Encoder and Decoder, Block Diagram and Truth table, Priority Encoder (4:2, 8:3), BCD to 7 segment Decoder/Driver, Keyboard Encoder / decoder: https://learningway.in/studyspace/313303?topic=3.4
  - **[Topic 3.5]** Multiplexer and Demultiplexer: Working, Truth table and applications of MUX and DEMUX. MUX tree, DEMUX tree, DEMUX as Decoder: https://learningway.in/studyspace/313303?topic=3.5

### Unit 4: Sequential Logic Circuits
- **Unit Summary Markdown**: https://learningway.in/studyspace/313303?unit=4&summary=1
- **Topics**:
  - **[Topic 4.1]** Difference between Combinational and Sequential Logic circuits, Time independent (un-clock ed )and Time dependent ( Clocked ) logic system , Flips- Flops and Latch, Basic memory cell ,RS-Latch using NAND and NOR, Triggering methods- Edge trigger and Level Trigger: https://learningway.in/studyspace/313303?topic=4.1
  - **[Topic 4.2]** Flip-Flops: S-R, J-K, T and D, Truth table and logic circuits of each flip-flop, Excitation table, applications: https://learningway.in/studyspace/313303?topic=4.2
  - **[Topic 4.3]** Race around condition in JK flip-flop, Master- Slave JK Flip Flop: https://learningway.in/studyspace/313303?topic=4.3
  - **[Topic 4.4]** Shift registers- Serial In Serial Out, Serial In Parallel Out, Parallel In Serial Out ,Parallel In Parallel Out,Bi-directional Shift register, 4-bit Universal Shift register: https://learningway.in/studyspace/313303?topic=4.4
  - **[Topic 4.5]** Counters- Synchronous and Asynchronous counters, Modulus of counter, Ripple counter, Ring Counter, Twisted Ring Counter, Up – down counter, Decade Counter, MOD-N counter, Timing Diagram: https://learningway.in/studyspace/313303?topic=4.5

### Unit 5: Data Converters and Memories
- **Unit Summary Markdown**: https://learningway.in/studyspace/313303?unit=5&summary=1
- **Topics**:
  - **[Topic 5.1]** Digital to Analog Data Converter (DAC)- circuit diagram and working of Weighted resistor DAC and R-2R Ladder DAC, DAC Specification/Selection factors: https://learningway.in/studyspace/313303?topic=5.1
  - **[Topic 5.2]** Analog to Digital Data Converter (ADC) : Block Diagram, Types and Working of Dual Slope ADC, Successive Approximation, Flash Type ADC, ADC selection factors/ specifications: https://learningway.in/studyspace/313303?topic=5.2
  - **[Topic 5.3]** Memories: Types- Primary memory , Secondary Memory, Organization, Dimension, Memory Bank, Features , Applications: RAM (SRAM, DRAM), Volatile and Non-Volatile, ROM (PROM, EPROM, EEPROM), Flash Memory, Comparison of RAM and ROM,EPROM and Flash Memory, SIMM: Features, SSD memory: Features,: https://learningway.in/studyspace/313303?topic=5.3