DAC43204RTET

Digital To Analog Converters Overview

The DAC43204RTET is an 8-bit, quad-channel smart digital-to-analog converter from Texas Instruments. It features buffered voltage and current outputs with a resolution of 8 bits per channel. The device supports I2C, PMBus, and SPI interfaces with automatic detection. Operating voltages range from 1.7 V to 5.5 V for analog supplies and 1.62 V to 5.5 V for digital inputs. It includes an internal reference, nonvolatile memory (NVM), and programmable comparator modes. The package is a 16-pin WQFN (3 mm × 3 mm).

Digital To Analog Converters Feature Summary

• Quad-channel architecture with configurable voltage or current outputs.
• Automatic interface detection for I2C, PMBus, and SPI protocols.
• Integrated nonvolatile memory enabling processor-less operation.
• Programmable comparator mode and predefined waveform generation capabilities.

Digital To Analog Converters Applications

• Rack server voltage margining and scaling.
• Optical module biasing and calibration.
• Inter-DC interconnect metro applications.
• High performance computing DC set-points.
• Standard notebook PC power management.

Digital To Analog Converters Procurement Notes

Verify the specific ordering suffix RTET corresponds to the 16-pin WQFN package configuration. Confirm RoHS compliance status through official manufacturer documentation before procurement. Ensure the application environment temperature remains within the specified -40°C to +125°C operating range for reliable performance.

Digital To Analog Converters Selection Notes

Select this component when 8-bit resolution is sufficient for the application requirements. Consider the DAC53204 for 10-bit resolution or the DAC63204 for 12-bit resolution if higher precision is needed. All devices in the family share pin compatibility and similar feature sets, allowing for design flexibility across different accuracy levels.

Digital To Analog Converters Part Context

This part belongs to the DACx3204 family, which includes the DAC63204 (12-bit) and DAC53204 (10-bit). These devices are designed as pin-compatible smart DACs offering low power consumption and small footprint solutions. They are intended for applications requiring flexible output configurations and intelligent control features without a dedicated microprocessor.

Digital To Analog Converters Replacement Considerations

DAC53204RTET: Higher 10-bit resolution option with identical pinout and package.

Digital To Analog Converters FAQ

What is the settling time for the DAC43204?

The output voltage settling time is typically 20 µs for transitions between 1/4 to 3/4 scale at VDD = 5.5 V.

Can the DAC43204 operate without a microprocessor?

Yes, the integrated nonvolatile memory (NVM) allows the device to store configurations and operate in processor-less applications.

What is the maximum SPI clock frequency?

The device supports a 50-MHz SPI-compatible interface for write operations.