Pmod R2R: Resistor Ladder D/A Converter

Pmod R2R: Resistor Ladder D/A Converter

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Product Description

The Pmod R2R is resistor ladder with a R-2R resistor configuration. Users can provide 8-bits of parallel data to the module through GPIO signals. This setup teaches users the basic principles behind a Digital-to-Analog Converter.

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  • 8-bit digital-to-analog conversion
  • Convert data at up to 25MHz
  • Easy attachment of oscilloscopes to illustrate the data conversion process
  • Small PCB size for flexible designs 1.0“ × 0.8” (2.54 cm × 2.0 cm)
  • 2×6-pin Pmod connector with GPIO interface
  • Follows Digilent Interface Specification Type 1



  • Pmod R2R
  • Custom antistatic Pmod packaging