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DDS Signal Generator

A signal generator designed around Analog Devices AD9834 DDS chip capable of outputting sinusoidal, triangle and square waves. Output filtering with a 9th order Elliptic filter or 7th order Linear Phase filter. Circuit simulated in LTSpice and PCB designed in KiCad 6.

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Project Posts

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DDS Signal Generator Assembly and Testing

Assembly of the DDS Signal Generator using a reflow oven. Creation of a STM32 microcontroller driver for the AD9834 DDS chip. Verification of the performance and functionality of the DDS Signal Generator design.
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Design of a DDS Signal Generator

Component selection and design process for the DDS Signal Generator. Investigate two types of output filtering for the DDS signals and design a low noise power supply. Discuss PCB consideration and thought-process during layout.