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Introduction—PCM3793A/94A

Programmable Function by Register Control:

Digital attenuation of DAC: 0dB to –62dB

Digital gain of DAC: 0dB, 6dB, 12dB, 18dB

Power up/down control for each module

6dB to –70dB gain for analog outputs

30dB to –12dB gain for analog inputs

0dB/20dB selectable for microphone input

0dB to –21dB gain for analog mixing

Parameter settings for ALC

Three-band tone control and 3D sound

High-pass filter: 4Hz, 120Hz, 240Hz

Two-stage programmable notch filter

Analog mixing control

Pop-Noise Reduction Circuit

Short and Thermal Protection Circuit

Package: 5mm × 5mm QFN Package

Operating Temperature Range: –40°C to +85°C

SBAU127 –July 2007

Description

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Texas Instruments DEM-DAI3793A manual Introduction-PCM3793A/94A

DEM-DAI3793A specifications

The Texas Instruments DEM-DAI3793A is a versatile digital-to-analog converter (DAC) evaluation module designed for assessing the performance and capabilities of TI's DACs in various applications. This module features the high-performance DAC3793, which is widely recognized for its precision and flexibility, making it an ideal choice for audio, industrial automation, and communication systems.

One of the standout features of the DEM-DAI3793A is its ability to support a 16-bit resolution. This high resolution enables the module to provide fine granularity in signal representation, ensuring that even the most subtle changes in the input signal are accurately reflected in the output. The DAC3793 also boasts a high sampling rate, which is crucial for applications that require rapid signal processing and real-time data conversion.

The module incorporates advanced technologies such as dynamic element matching and integrated circuitry to minimize distortion and noise. These technologies are crucial for achieving high-fidelity audio playback and improving overall system performance. Additionally, the DEM-DAI3793A is designed to minimize power consumption while maintaining exceptional performance levels, making it suitable for battery-operated devices and energy-conscious applications.

Another significant characteristic of the DEM-DAI3793A is its ease of integration with various development environments. The evaluation module supports both hardware and software interfacing, allowing engineers to quickly prototype and test their designs. It comes equipped with a USB interface for seamless connectivity with computers, along with supporting software tools that facilitate the configuration and testing of the DAC's functionalities.

The DEM-DAI3793A is also designed with a robust set of output options, including differential and single-ended outputs. This flexibility allows for compatibility with a wide range of amplification and filtering circuits. Furthermore, the evaluation module is equipped with convenient power supply options, enabling it to operate in various settings without the need for extensive modifications.

In conclusion, the Texas Instruments DEM-DAI3793A is an exceptional evaluation module that showcases the capabilities of the DAC3793. With its high resolution, advanced technologies, ease of integration, and flexible output options, it serves as an indispensable tool for engineers and developers working on high-performance audio and data processing applications.