DSD1794ADB

ADCs/DACs - Special Purpose Overview

The DSD1794ADB is a stereo audio digital-to-analog converter (DAC) manufactured by Texas Instruments. It features 24-bit resolution and supports sampling rates up to 192 kHz. The device integrates two converters with an I2C interface for control. Key electrical specifications include a signal-to-noise ratio (SNR) of 127 dB and a total harmonic distortion plus noise (THD+N) of 0.0005%. It operates on analog and digital power supplies ranging from 4.75 V to 5.25 V. The component is housed in a 28-lead SSOP package and functions within a temperature range of -25°C to +85°C.

ADCs/DACs - Special Purpose Feature Summary

• 24-bit resolution with 192 kHz sampling rate support
• High dynamic performance: 127 dB SNR and 0.0005% THD+N
• I2C interface for configuration and control
• Dual supply operation with 5-V tolerant digital inputs

ADCs/DACs - Special Purpose Applications

• A/V receivers
• Home theater systems
• High-fidelity audio players

ADCs/DACs - Special Purpose Part Context

The DSD1794ADB belongs to the DSD1794A series of advanced segment audio DACs. It is designed for high-end audio applications requiring low distortion and high dynamic range. The 'ADB' suffix indicates a tube packaging format, distinguishing it from the 'ADBR' reel variant. This component is part of Texas Instruments' Burr-Brown product line focused on premium audio conversion.

ADCs/DACs - Special Purpose Replacement Considerations

The DSD1794DB is listed as a direct replacement or obsolete counterpart with similar specifications but may differ in availability status. Verify pin compatibility and software configuration requirements when substituting.