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7.4 Aliasing and anti-aliasing filters

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2017년 4월 14일

This video introduces the concept of frequency domain aliasing and describes how aliases are error sources that we want to avoid or minimize. It also covers how an anti-aliasing filter can be used to minimize these aliasing errors.

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adcs-aliasing-and-anti-aliasing-filters-presentation-quiz.pdf

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Read this Analog Engineer's Circuit for more details on how to design an anti-aliasing filter circuit.

Download the Analog Engineer's Pocket Reference e-book.

Download and install the Analog Engineer's Calculator.

Download and install TINA-TI, the preferred simulator used exclusively with TI Precision Labs.

2Introduction to analog-to-digital converters (ADCs) (2)

These videos describe the key specifications listed in an analog-to-digital converter datasheet.

14:23

2.1 ADC DC specifications: INL, DNL, Cin, leakage, Vref

11:00

2.2 AC & DC specifications: Offset error, gain error, CMRR, PSRR, SNR and THD

3SAR and delta-sigma: Understanding the difference (4)

This series covers an explanation of the SAR and delta-sigma topology.

24:22

3.1 SAR and delta-sigma: Basic operation

22:22

3.2 Digital filters and latency

23:06

3.3 SAR and delta-sigma: Noise and drive considerations

11:08

3.4 Choosing SAR or delta-sigma

7AC specifications (5)

These videos describe how to analyze analog-to-digital converter (ADC) performance specifications that are measured using AC input signals.