The PCM1704U from Texas Instruments is a high-performance 24-bit stereo digital-to-analog converter (DAC) from the SoundPlus™ series, designed for premium audio applications. This obsolete but highly regarded IC features a serial data interface, dual ±5V supply voltage, and supports sampling rates up to 96 kHz. Packaged in a 20-pin SOIC tube, it delivers exceptional audio fidelity with low distortion and high dynamic range, making it a preferred choice for audiophile-grade systems. Its ROHS3 compliance and REACH unaffected status ensure environmental safety, while its MSL 2 (1 Year) rating indicates moderate moisture sensitivity.
The PCM1704U excels in high-end audio equipment, including:
Despite its obsolete status, the PCM1704U remains a benchmark for high-resolution audio conversion, prized for its 24-bit accuracy, low noise, and exceptional linearity. Its dual-supply operation and SoundPlus™ pedigree make it a standout in demanding audio applications. While newer alternatives exist, the PCM1704U’s performance ensures continued use in specialized, high-fidelity designs where audio purity is paramount.
Download datasheets and manufacturer documentation for PCM1704U