Texas Instruments

PCM1789PW

PCM1789PW Description

The PCM1789PW from Texas Instruments is a high-performance 24-bit stereo digital-to-analog converter (DAC) designed for premium audio applications. It supports sampling rates up to 192 kHz, delivering exceptional audio fidelity with low distortion and noise. The device operates on a dual-supply voltage (3V–3.6V analog, 5V digital), ensuring optimal performance in mixed-signal environments. Its I2S and DSP-compatible data interface simplifies integration with digital signal processors and microcontrollers. Packaged in a 24-pin TSSOP and rated for MSL 2 (1 Year), the PCM1789PW is RoHS3 compliant and REACH unaffected, making it suitable for environmentally conscious designs.

PCM1789PW Features

• 24-bit resolution with 192 kHz sampling rate for high-fidelity audio reproduction.
• Dual voltage supply (3V–3.6V analog, 5V digital) for flexible system integration.
• I2S and DSP-compatible interface for seamless connectivity with digital audio systems.
• Low THD+N (Total Harmonic Distortion + Noise) for pristine sound quality.
• Surface-mount TSSOP-24 package for compact PCB designs.
• RoHS3 compliant and REACH unaffected, meeting global environmental standards.
• Moisture Sensitivity Level (MSL) 2, ensuring reliability in humid conditions.

PCM1789PW Applications

The PCM1789PW excels in high-end audio systems, including:

• Professional audio equipment (mixers, amplifiers, studio monitors).
• Consumer audio devices (DACs, A/V receivers, soundbars).
• Automotive infotainment systems requiring low-noise performance.
• Home theater systems with multi-channel audio processing.
• Portable audio players where power efficiency and clarity are critical.

Conclusion of PCM1789PW

The PCM1789PW stands out as a high-resolution, low-distortion DAC ideal for demanding audio applications. Its dual-supply architecture, I2S/DSP compatibility, and robust packaging make it a versatile choice for both consumer and professional audio systems. With TI’s reputation for quality and compliance with environmental standards, this DAC is a reliable solution for engineers seeking superior sound reproduction in compact, power-efficient designs.