PWM-To-Analogue Signal Converter

This article presents a simple circuit to convert transistor-transistor logic (TTL) or pulse width modulation (PWM) signal to analogue signal using LM358 operational amplifier. The circuit can be used as an extension shield for Arduino or microcontroller (MCU) or TTL/CMOS signal generator.


Block Diagram

Track layout

printed circuit board

Referance data


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