Microchip Digital To Analog Converter (DAC) - MCP4728 (I2C)

File:TArduinoMCP4728DAC I2C.png

Summary

Microchip MCP4728 DAC with I²C interface for quad-channel digital-to-analog conversion applications.

Description

The **MCP4728 DAC** provides quad-channel digital-to-analog conversion with configurable gain, reference settings, and power management options. It features I²C communication interface, programmable output values, and supports EEPROM storage for retaining settings.

Diagram:

Properties

• Address – I²C device address (Default: 0x80).
• Channels – Channel configuration (4 configurable channels):
  • Item[0] – Channel 0 settings:
    • External Reference – External reference mode (Default: False).
    • Gain(x2) – 2x gain setting (Default: False).
    • Initial Value – Initial output value settings:
      • Enabled – Enables initial value (Default: True).
      • Value – Initial output value (Default: 0).
    • Power Down – Power down settings:
      • Enabled – Enables power down mode (Default: False).
      • Ground Resistor(K Ohms) – Ground resistor value in kΩ (Default: 1).
    • Write To EEPROM – Write settings to EEPROM (Default: False).
  • Item[1] – Channel 1 settings:
    • External Reference – External reference mode (Default: False).
    • Gain(x2) – 2x gain setting (Default: False).
    • Initial Value – Initial output value settings:
      • Enabled – Enables initial value (Default: True).
      • Value – Initial output value (Default: 0).
    • Power Down – Power down settings:
      • Enabled – Enables power down mode (Default: False).
      • Ground Resistor(K Ohms) – Ground resistor value in kΩ (Default: 1).
    • Write To EEPROM – Write settings to EEPROM (Default: False).
  • Item[2] – Channel 2 settings:
    • External Reference – External reference mode (Default: False).
    • Gain(x2) – 2x gain setting (Default: False).
    • Initial Value – Initial output value settings:
      • Enabled – Enables initial value (Default: True).
      • Value – Initial output value (Default: 0).
    • Power Down – Power down settings:
      • Enabled – Enables power down mode (Default: False).
      • Ground Resistor(K Ohms) – Ground resistor value in kΩ (Default: 1).
    • Write To EEPROM – Write settings to EEPROM (Default: False).
  • Item[3] – Channel 3 settings:
    • External Reference – External reference mode (Default: False).
    • Gain(x2) – 2x gain setting (Default: False).
    • Initial Value – Initial output value settings:
      • Enabled – Enables initial value (Default: True).
      • Value – Initial output value (Default: 0).
    • Power Down – Power down settings:
      • Enabled – Enables power down mode (Default: False).
      • Ground Resistor(K Ohms) – Ground resistor value in kΩ (Default: 1).
    • Write To EEPROM – Write settings to EEPROM (Default: False).
• Enabled – Enables the DAC (Default: True).
• Name – Component identifier name.

Pins

Input Pins

• Channels[0]: In (digital) – Channel 0 digital input.
• Channels[1]: In (digital) – Channel 1 digital input.
• Channels[2]: In (digital) – Channel 2 digital input.
• Channels[3]: In (digital) – Channel 3 digital input.
• Check (I2C) – I²C control and status interface.

Output Pins

• Out (analog) – Analog output.

Categories

• File:TArduinoDigitalCategory.png Category Digital – Digital conversion components.
• File:TArduinoAnalogCategory.png Category Analog – Analog output components.
• File:TArduinoI2CCategory.png Category I2C – I²C-enabled devices.
• File:TArduinoDACCategory.png Category DAC – Digital-to-analog converters.
• File:TArduinoMicrochipCategory.png Category Microchip – Microchip semiconductor devices.