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PCM1791ADB
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PCM1791ADB Description
PCM1791ADB Description
The PCM1791ADB from Texas Instruments is a high-performance 24-bit, 200kHz sampling rate stereo digital-to-analog converter (DAC) designed for premium audio applications. Housed in a 28-pin SSOP package, it supports both PCM and DSD data interfaces, making it versatile for high-fidelity audio systems. Operating with a dual voltage supply (3V–3.6V analog, 5V digital), this surface-mount IC delivers exceptional signal-to-noise ratio (SNR) and dynamic range, ensuring pristine audio reproduction. Compliant with ROHS3 and REACH standards, it is suitable for global markets and features a Moisture Sensitivity Level (MSL) of 1, allowing unlimited floor life.
PCM1791ADB Features
- 24-bit resolution with 200kHz sampling rate for ultra-low distortion and high dynamic range.
- Dual supply voltage (3V–3.6V analog, 5V digital) for optimized power efficiency and noise isolation.
- Supports PCM and DSD input formats, enabling compatibility with high-resolution audio sources.
- 2-channel (stereo) output with advanced differential architecture for superior audio fidelity.
- Surface-mount design (28-SSOP) for compact PCB integration in space-constrained applications.
- RoHS3 compliant and REACH unaffected, meeting stringent environmental regulations.
- Low jitter performance, critical for minimizing timing errors in digital audio systems.
PCM1791ADB Applications
The PCM1791ADB excels in high-end audio equipment, including:
- Professional audio interfaces and studio-grade DACs requiring ultra-low noise.
- Home theater systems and audiophile-grade digital amplifiers.
- Portable media players and USB DACs where power efficiency and signal clarity are paramount.
- Broadcast and automotive audio systems demanding robust performance under varying conditions.
Its DSD support makes it ideal for SACD playback, while its PCM compatibility ensures seamless integration with CD-quality and high-resolution audio streams.
Conclusion of PCM1791ADB
The PCM1791ADB stands out as a high-precision, low-distortion DAC tailored for demanding audio applications. Its dual-voltage operation, DSD/PCM support, and 24-bit resolution make it a preferred choice for designers seeking uncompromising audio quality. With Texas Instruments' reliability and compliance with global standards, this IC is a robust solution for professional, consumer, and automotive audio systems where fidelity and performance are critical.
FAQ
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $6.81120 | $6.81 |
| 10+ | $5.26680 | $52.67 |
| 47+ | $4.66793 | $219.39 |
| 141+ | $4.37560 | $616.96 |
| 282+ | $4.23255 | $1193.58 |





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