MCP4728T-E/UN

The MCP4728T-E/UN is a quad-channel, 12-bit digital-to-analog converter (DAC) IC designed for precision voltage output applications. This IC features four independent DAC channels with non-volatile memory (EEPROM) and I2C interface, providing high-resolution analog outputs for various control and instrumentation systems.

Pinout

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

• VOUTA: Voltage Output Channel A
• VREFA: Reference Voltage Input for Channel A
• VSS: Ground
• VDD: Positive Power Supply
• A0-A2: Address Selection Inputs
• SDA: I2C Serial Data Input/Output
• SCL: I2C Serial Clock Input
• VOUTB: Voltage Output Channel B
• VOUTC: Voltage Output Channel C
• ...

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MCP4728T-E/UN IC for a visual representation.

Key Features

• Quad-Channel DAC: Provides four independent 12-bit DAC channels for precision voltage output.
• EEPROM Memory: Non-volatile memory allows storage of DAC settings, eliminating the need for frequent reprogramming.
• I2C Interface: Supports easy interfacing with microcontrollers and allows for digital communication.
• High Resolution: Offers 12-bit resolution for accurate voltage control and signal generation.
• Wide Operating Voltage Range: Operates from a single +2.7V to +5.5V supply, making it versatile for various systems.
• Low Power Consumption: Features low power consumption for energy-efficient applications.

Note: For detailed technical specifications, please refer to the MCP4728T-E/UN datasheet.

Application

• Precision Voltage Control: Ideal for applications requiring precise voltage output control, such as sensor calibration and signal generation.
• Audio Applications: Suitable for audio equipment that requires accurate analog voltage outputs for sound processing.
• Automated Test Equipment: Used in test systems for generating specific voltage levels for testing and measurement.

Functionality

The MCP4728T-E/UN is a versatile DAC IC that provides four high-resolution voltage output channels with EEPROM memory and I2C interface. It enables accurate analog voltage generation for a wide range of applications, ensuring reliable performance.

Usage Guide

• Power Supply: Connect VDD (Pin X) to the positive power supply and VSS (Pin X) to ground.
• Data Input: Use the I2C interface (SDA and SCL pins) to communicate digital signals and set analog output voltages.
• Reference Voltage: Input reference voltage values (VREFA, VREFB, etc.) for accurate voltage outputs on respective channels.

Frequently Asked Questions

Q: Can the MCP4728T-E/UN operate with a single power supply voltage?
A: Yes, the MCP4728T-E/UN can operate within a supply voltage range of +2.7V to +5.5V, allowing for single-supply operation.

Q: Does the MCP4728T-E/UN require external memory for DAC settings?
A: No, the MCP4728T-E/UN features EEPROM memory that stores DAC settings internally, eliminating the need for external memory.