Boolean Logic Calculator
Evaluate Boolean expressions and generate truth tables.
Open Boolean Logic CalculatorEngineering calculators and tools
Practical, transparent tools for digital logic, electronics, timing and VLSI learning. They support study and checking; they do not replace signoff analysis or laboratory measurement.
Digital & Logic
Number System Converter
Convert binary, decimal, hexadecimal and octal integers.
Open Number System ConverterBinary Arithmetic Calculator
Work with unsigned arithmetic, shifts and bitwise operations.
Open Binary Arithmetic CalculatorKarnaugh Map Solver
Simplify two- to four-variable Boolean functions.
Open Karnaugh Map SolverElectronics
Ohm's Law & Power Calculator
Calculate voltage, current, resistance and ideal power.
Open Ohm's Law CalculatorSeries / Parallel Resistor Calculator
Find equivalent resistance for resistor networks.
Open Resistor CalculatorRC Time Constant Calculator
Calculate τ and ideal first-order charging milestones.
Open RC Time Constant CalculatorTiming & Frequency
Frequency / Period Converter
Convert frequency and period across common units.
Open Frequency / Period ConverterSetup / Hold Timing Calculator
Practice simplified timing-slack calculations.
Open Setup / Hold Timing CalculatorVLSI
CMOS Dynamic Power Calculator
Estimate educational dynamic switching power.
Open CMOS Dynamic Power CalculatorFor timing practice, also use the Setup / Hold Timing Calculator.