EDN

ADC Digital Downconverter: Decimation Filters and ADC Aliasing, Part 2

In part one of this blog series, ADC Digital Downconverter: Decimation Filters and ADC Aliasing, Part 1 we began looking at the decimation filtering in the DDC when the complex to real conversion is ...
Electronic Design

Relate ADC Topologies And Performance To Applications

Basic review of how the different kinds of analog-to-ditital converters wor, with a sidebar relating them to appropriate applications. ADCs quantize time-varying analog voltages into a sequence of ...
Electronic Design

CTSD Precision ADCs (Part 3): Inherent Alias Rejection Made Possible

A look at the Nyquist sampling theorem. How to deal with aliasing by attenuating signals using low-pass filters (i.e., an antialiasing filter, or AAF). AAF requirements for different ADCs. A deep dive ...
EDN

ADC Digital Downconverter: Decimation Filters and ADC Aliasing, Part 1

Over the last few blogs we’ve been looking at DDCs and how frequencies are shifted and folded in the output spectrum. In the last blog, ADC Digital Downconverter: A Complex Decimation Example we ...