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PCM1792ADBR
Product Overview
Category: Digital-to-Analog Converter (DAC)
Use: The PCM1792ADBR is a high-performance audio DAC designed for professional audio applications. It converts digital audio signals into analog signals with exceptional accuracy and fidelity.
Characteristics: - High-resolution audio playback - Low distortion and noise levels - Wide dynamic range - Support for various audio formats - Flexible interface options
Package: The PCM1792ADBR comes in a small outline package (SOIC) with 28 pins.
Essence: The essence of the PCM1792ADBR lies in its ability to faithfully reproduce digital audio signals with high precision, ensuring an immersive and accurate listening experience.
Packaging/Quantity: The PCM1792ADBR is typically sold in reels containing 250 units per reel.
Specifications
- Resolution: Up to 24-bit
- Sampling Rate: Up to 192 kHz
- Total Harmonic Distortion + Noise (THD+N): <0.001%
- Signal-to-Noise Ratio (SNR): >120 dB
- Dynamic Range (DNR): >120 dB
- Power Supply Voltage: 5 V
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The PCM1792ADBR has 28 pins arranged as follows:
- VCOM
- AVDD
- DVDD
- AGND
- DGND
- IOUTL
- IOUTR
- VREF
- BCK
- LRCK
- SDIN
- MUTE
- DEM
- OSF
- DEMP
- SCLK
- RESET
- FLT
- AOUTL
- AOUTR
- VOUTL
- VOUTR
- AGND
- DGND
- AVDD
- DVDD
- VCOM
- NC
Functional Features
- High-resolution audio playback: The PCM1792ADBR supports up to 24-bit resolution, allowing for the reproduction of detailed and accurate audio signals.
- Low distortion and noise levels: With a THD+N of less than 0.001%, the DAC ensures minimal distortion and noise interference in the audio output.
- Wide dynamic range: The device offers a dynamic range of over 120 dB, enabling the faithful reproduction of both soft and loud audio passages.
- Support for various audio formats: The PCM1792ADBR is compatible with a wide range of audio formats, including PCM, DSD, and DXD.
- Flexible interface options: The DAC provides multiple input interfaces, such as I2S, left-justified, right-justified, and TDM, ensuring compatibility with different audio sources.
Advantages and Disadvantages
Advantages: - High-resolution audio playback capability - Low distortion and noise levels - Wide dynamic range - Versatile interface options
Disadvantages: - Relatively high power consumption compared to some other DACs - Requires external components for optimal performance
Working Principles
The PCM1792ADBR operates by receiving digital audio data and converting it into analog signals using a combination of advanced digital signal processing techniques and precision analog circuitry. The converted analog signals are then amplified and sent to the output stage for further processing or direct connection to an audio amplifier.
Detailed Application Field Plans
The PCM1792ADBR finds applications in various professional audio systems, including: - High-end audio equipment - Studio recording and mixing consoles - Digital audio workstations (DAWs) - Home theater systems - Automotive audio systems
Detailed and Complete Alternative Models
- PCM1792A: Similar to PCM1792ADBR, but in a different package (SSOP)
- PCM1794A: Higher-end DAC with improved specifications
- PCM1796: DAC with integrated digital volume control
- PCM1798: DAC with balanced outputs
- PCM1799: High-performance DAC with advanced features
These alternative models offer different features and performance levels, allowing users to choose the most suitable option for their specific requirements.
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Перечислите 10 распространенных вопросов и ответов, связанных с применением PCM1792ADBR в технических решениях.
Sure! Here are 10 common questions and answers related to the application of PCM1792ADBR in technical solutions:
Q: What is PCM1792ADBR? A: PCM1792ADBR is a high-performance stereo digital-to-analog converter (DAC) chip manufactured by Texas Instruments.
Q: What are the key features of PCM1792ADBR? A: PCM1792ADBR features a dynamic range of 132 dB, supports sampling rates up to 192 kHz, and offers low distortion and noise levels.
Q: How can I interface PCM1792ADBR with other components? A: PCM1792ADBR can be interfaced with microcontrollers or digital audio processors using standard I2S or SPI communication protocols.
Q: Can PCM1792ADBR be used in both consumer and professional audio applications? A: Yes, PCM1792ADBR is suitable for both consumer and professional audio applications, including home theater systems, audio interfaces, and studio equipment.
Q: Does PCM1792ADBR require an external power supply? A: Yes, PCM1792ADBR requires an external power supply typically ranging from +5V to +12V.
Q: What is the output voltage range of PCM1792ADBR? A: The output voltage range of PCM1792ADBR is typically between 0V and +4.5V.
Q: Can PCM1792ADBR support multiple digital audio formats? A: Yes, PCM1792ADBR supports various digital audio formats, including PCM, DSD, and DoP (DSD over PCM).
Q: Is PCM1792ADBR compatible with 32-bit audio data? A: No, PCM1792ADBR is a 24-bit DAC and does not directly support 32-bit audio data. However, it can still provide high-quality audio output from 16-bit or 24-bit sources.
Q: Does PCM1792ADBR have built-in volume control? A: No, PCM1792ADBR does not have built-in volume control. External volume control circuitry is required to adjust the audio level.
Q: Are there any evaluation boards or reference designs available for PCM1792ADBR? A: Yes, Texas Instruments provides evaluation boards and reference designs that can help in implementing PCM1792ADBR in various audio applications.
Please note that these answers are general and may vary depending on specific implementation requirements and design considerations.