MCP4728-E/UN

The MCP4728-E/UN is a quad-channel 12-bit digital-to-analog converter (DAC) with EEPROM memory. This IC offers four independent DAC channels with non-volatile memory, providing precision analog output in a compact package.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VDD: Positive Power Supply
• VSS: Ground
• A0: Address Input Bit 0
• A1: Address Input Bit 1
• A2: Address Input Bit 2
• SDA: Serial Data Input/Output
• SCL: Serial Clock Input
• WP: Write Protect Input
• VOUTA: Analog Output Channel A
• VOUTB: Analog Output Channel B
• VOUTC: Analog Output Channel C
• VOUTD: Analog Output Channel D

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MCP4728-E/UN DAC for a visual representation.

Key Features

• Quad-Channel DAC: Offers four independent 12-bit DAC channels for precise analog output.
• Non-Volatile Memory: Integrated EEPROM memory allows storage of DAC settings even without power.
• Wide Power Supply Range: Supports operation from +2.7V to +5.5V, making it versatile for various applications.
• Fast Settling Time: Provides fast settling time for accurate voltage output transitions.
• I2C Interface: Utilizes I2C communication for easy interfacing with microcontrollers and other devices.

Note: For detailed technical specifications, please refer to the MCP4728-E/UN datasheet.

Application

• Signal Generation: Ideal for generating analog signals in test and measurement equipment.
• Industrial Automation: Suitable for precision control applications in industrial automation systems.
• Audio Equipment: Used in audio applications for digital-to-analog conversion and signal processing.

Functionality

The MCP4728-E/UN is a quad-channel DAC with EEPROM memory, offering precise analog output capability across four independent channels. It provides a reliable and flexible solution for applications requiring high-resolution analog signals.

Usage Guide

• Power Supply: Connect VDD (Pin 1) to the positive supply voltage and VSS (Pin 2) to ground.
• Analog Outputs: Connect VOUTA, VOUTB, VOUTC, and VOUTD to your analog circuit for voltage output.
• Control Interface: Utilize the I2C communication by connecting SDA (Pin 6) and SCL (Pin 7) to your microcontroller's I2C bus.

Frequently Asked Questions

Q: What is the resolution of the MCP4728-E/UN DAC?
A: The MCP4728-E/UN offers a resolution of 12 bits per DAC channel, providing fine voltage steps for analog output.

Q: Can the DAC settings be retained without power?
A: Yes, the integrated EEPROM memory in the MCP4728-E/UN allows the DAC settings to be stored and retained even without power, ensuring configuration persistence.