EE 230 Lecture 36 Spring 2010

EE 230 Lecture 36 Spring 2010 - EE 230 Lecture 36 Data...

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EE 230 Lecture 36 Data Converters
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Data Converters Applications: Dominantly the interface between the continuous-time Continuous-amplitude physical environment and a digital system such as a computer, microprocessor, microcontroller, or finite state machine Review from Last Time:
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Data Converters X IN : [b 1 b 2 ….b n ] Ideal n-bit DAC has 2 n output levels X REF defines the output range of the DAC Review from Last Time:
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Data Converters X OUT : [b 1 b 2 ….b n ] Ideal n-bit ADC has 2 n -1 transition values X REF defines the input range of the ADC Review from Last Time:
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Least Significant Bit IN OUT n The LSB is the nominal value of the smallest change that occurs in the output of an ideal DAC or the nominal value of the smallest increment in the input that causes a change of a single binary digit in an ADC REF LSB n X X= 2 X LSB : [0,0,…0,1] Continuous Domain Boolean Domain Review from Last Time:
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The DMM and the Oscilloscope we have in the laboratory are basically an ADC, amplifier, and a computer with a case and front panel that makes
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This note was uploaded on 02/01/2012 for the course EE 230 taught by Professor Mina during the Fall '08 term at Iowa State.

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EE 230 Lecture 36 Spring 2010 - EE 230 Lecture 36 Data...

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