explanation for R-2R DAC

Cyrus the Great · Jun 20, 2012

hi.I need a explanation for R-2R DAC.I want to know how it convert digital to analog?and my another question is that when we want use R-2R how we calculate the value of each resistor.

godfreyl · Jun 20, 2012

Cyrus the Great said:
I need a explanation for R-2R DAC.

See here: https://en.wikipedia.org/wiki/Resistor_ladder#R-2R_resistor_ladder_network_.28digital_to_analog_conversion.2C_or_DAC.29

bigdogguru · Jun 20, 2012

A few tutorials covering R-2R Ladder DACs:

Basic DAC Architectures II: Binary DACs

Digital-to-Analog Conversion

Experiment 8 - Digital To Analog Conversion

Digital-to-Analog Converter (DAC) Intro - Part 3

Hope the info helps.

BigDog

explanation for R-2R DAC

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explanation for R-2R DAC

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