Digital Logic Lab

This digital logic laboratory system is a comprehensive and self-contained platform designed for digital logic experiments.
It integrates all essential equipment such as power supplies, signal generators, switches, and display units into a single main unit. The system supports a wide range of experiments in digital electronics and is suitable for students and engineers involved in circuit design, testing, and prototyping.
The modular structure enables coverage of fundamental and advanced digital logic concepts, making it efficient in both time and cost for training and development purposes.

Power Supply :

Dual DC Power Supply :

• Output voltages: +5V (1.5A), -5V (0.3A), °12V (0.3A)
• Protection: Overload protection
• Variable DC Power Supply :
• Output voltage: +1.5V to +15V
• Maximum current: 0.5A
• Protection: Dual overload protection

Signal Generation :

Standard Frequency Generator :

• Fixed frequencies: 1 MHz, 400 kHz, 1 Hz
• Accuracy: °0.01%

Clock Signal Generator :

**Frequency ranges: **

• 1 Hz to 10 Hz
• 10 Hz to 100 Hz
• 100 Hz to 1 kHz
• 1 kHz to 10 kHz
• 10 kHz to 100 kHz
• Output mode: Manual or TTL selectable

Input Devices :

Data Switches :

• Two 8-bit DIP switches
• 16-bit TTL level output
• Four toggle switches with debounce circuits

Display Units :

• LED indicators for logic state display
• Digital display units for output visualization

Experiment Modules :

• Modules designed for digital logic experiments and circuit analysis
• Equipped with DIP switches for simulation and troubleshooting
• Housed in durable enclosures
• Includes detailed experiment and instructor manuals

Module Coverage :

• Clock generation circuits
• Sequential logic circuits
• Memory circuits
• Counter circuits
• Converter circuits

Experiments :

Basic Logic Gates :

• Logic gate symbols and switching operations
• AND, OR, NOT, NAND, NOR, XOR gates
• Transistor-based logic circuits
• CMOS logic circuits
• Threshold voltage measurement
• TTL and CMOS interfacing

Combinational Logic Circuits :

• NAND and NOR implementations
• XOR logic circuits
• Logic design using AND/OR gates
• Adders (half and full)
• Subtractors
• Code converters
• Multiplexers and demultiplexers
• Encoders and decoders

Clock Generator Circuits :

• Astable multivibrator
• Monostable multivibrator
• Bistable multivibrator
• Voltage-controlled clock circuits

Sequential Logic Circuits :

• RS flip-flop
• JK flip-flop
• D flip-flop
• T flip-flop
• Shift registers

Counters :

• Binary counters
• Up/down counters
• Synchronous counters
• Asynchronous counters
• Ring counter
• Johnson counter

Memory Circuits :

• Diode-based ROM
• RAM circuits
• EPROM simulation
• Memory addressing techniques

Converter Circuits :

• Digital-to-Analog Converter (DAC)
• Analog-to-Digital Converter (ADC)
• BCD circuits
• 7-segment display driver circuits

Advanced Digital Experiments :

• Timing circuits
• Pulse shaping circuits
• Data transmission circuits
• Oscillator circuits

Accessories :

• Experiment manual
• Instructor manual
• Connection leads
• Plug set

Computer-Based Training :

• Built-in simulation for experiment modules
• Fault simulation capability
• Comparison between hardware and simulation results
• Support for virtual instruments

• Suitable for combinational logic, sequential logic, and microprocessor-related experiments
• Ideal for learning fundamentals of digital logic circuits
• Integrated power supply, signal generation, and testing facilities
• Breadboard and flexible wiring for circuit prototyping
• Supports multiple logic families including TTL, CMOS, NMOS, PMOS, and ECL
• All supply units equipped with overload protection
• Modules equipped with DIP switches for simulation and troubleshooting
• Individual storage provision for modules
• Signal generators provide simultaneous TTL and CMOS level outputs
• Supports computer-based training and simulation