High-Performance Stereo Audio DAC for Precision Applications
The AD1851RZ is a high-performance, complete stereo digital-to-analog converter (DAC) from Analog Devices Inc. (ADI), designed to deliver superior audio fidelity in professional and consumer-grade audio systems. This monolithic CMOS device integrates a stereo DAC with a digital interpolation filter and a precision voltage reference, making it a reliable solution for high-end audio applications. With its 16-bit resolution and low total harmonic distortion (THD), the AD1851RZ is engineered to meet the demands of audio engineers and system designers seeking consistent, high-quality sound reproduction.
Manufactured by Analog Devices Inc., a globally recognized leader in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits, the AD1851RZ is backed by decades of innovation and trusted by professionals in the audio and semiconductor industries. Its robust design and proven performance make it a preferred choice for applications requiring accurate digital-to-analog conversion.
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Technical Specifications and Parameters
| Parameter | Specification |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Product Category | Audio DACs |
| Resolution | 16-Bit |
| Number of DACs | 2 |
| Interface Type | Serial |
| Operating Temperature Range | 0°C to +70°C |
| Package / Case | SOIC-16 |
| Mounting Style | SMD/SMT |
| Supply Voltage | 5V |
| Output Type | Voltage |
| Sampling Rate | Up to 48 kHz |
| THD+N | -90 dB |
| Dynamic Range | 90 dB |
Why Choose This DAC Over Typical Alternatives?
The AD1851RZ stereo DAC stands out in the competitive landscape of audio digital-to-analog converters due to its combination of precision, integration, and reliability. Unlike many generic DACs, the AD1851RZ integrates a digital interpolation filter and a precision voltage reference, reducing the need for external components and simplifying system design. This not only saves board space but also enhances signal integrity by minimizing noise and distortion.
Its 16-bit resolution and low THD+N of -90 dB ensure that audio signals are reproduced with exceptional clarity and minimal distortion, making it ideal for high-fidelity audio systems. The serial interface allows for easy integration with a wide range of digital audio sources, while the 5V single-supply operation simplifies power management in embedded systems.
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Endorsed by audio engineers and system integrators, the AD1851RZ is frequently chosen for its consistent performance and long-term reliability. Its use in professional audio equipment, including digital mixing consoles and high-end consumer audio systems, is a testament to its quality and performance.
Technical Parameters (Bullet Format)
- Manufacturer: Analog Devices Inc.
- Resolution: 16-Bit
- Number of DACs: 2 (Stereo)
- Interface Type: Serial
- Operating Temperature: 0°C to +70°C
- Package: SOIC-16
- Mounting Style: Surface Mount (SMD/SMT)
- Supply Voltage: 5V
- Output Type: Voltage Output
- Sampling Rate: Up to 48 kHz
- Total Harmonic Distortion + Noise (THD+N): -90 dB
- Dynamic Range: 90 dB
Typical Applications in Audio and Industrial Systems
The AD1851RZ is widely used in applications where high-quality audio output is essential. Its robust performance and ease of integration make it suitable for:
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- Professional Audio Equipment: Digital mixing consoles, studio monitors, and audio processors
- Consumer Electronics: High-fidelity home audio systems, CD/DVD players, and AV receivers
- Embedded Systems: Audio playback in industrial control panels and embedded multimedia systems
- Automotive Audio: In-vehicle infotainment systems requiring precise audio reproduction
About Analog Devices Inc. (ADI)
Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and DSP integrated circuits. With a strong reputation for innovation and quality, ADI serves a wide range of industries including automotive, communications, healthcare, and industrial automation. The company is known for its commitment to delivering high-performance solutions that enable customers to solve complex engineering challenges. The AD1851RZ is a prime example of ADI’s dedication to audio excellence and system-level integration.
Frequently Asked Questions (FAQ)
What is the primary function of the AD1851RZ?
The AD1851RZ is a stereo digital-to-analog converter (DAC) that converts digital audio signals into high-fidelity analog output, suitable for use in professional and consumer audio systems.
