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PCM1803ADBRG4
Product Overview
The PCM1803ADBRG4 belongs to the category of audio analog-to-digital converters (ADCs). It is commonly used in audio recording and playback systems, offering high-quality conversion of analog audio signals to digital format. The device is known for its high resolution, low distortion, and versatile packaging options.
Basic Information
- Category: Audio Analog-to-Digital Converter
- Use: Conversion of analog audio signals to digital format
- Characteristics: High resolution, low distortion
- Package: SSOP, TSSOP
- Essence: High-quality audio signal conversion
- Packaging/Quantity: Tape & Reel, 2500 per reel
Specifications
- Resolution: 24-bit
- Sampling Rate: Up to 96 kHz
- Dynamic Range: 90 dB
- THD+N: -85 dB
- Power Supply: 5 V
- Operating Temperature: -25°C to 85°C
Detailed Pin Configuration
The PCM1803ADBRG4 features a total of 20 pins, including power supply, input/output, control, and ground pins. The pin configuration is as follows: 1. AVDD: Analog Power Supply 2. DVDD: Digital Power Supply 3. AGND: Analog Ground 4. DGND: Digital Ground 5. BICK: Bit Clock Input 6. LRCK: Word Clock Input 7. DIN: Serial Data Input 8. REF: Reference Voltage Output 9. VOUTL: Left Channel Analog Output 10. VOUTR: Right Channel Analog Output 11. MUTE: Mute Control Input 12. DEEMPH: De-emphasis Control Input 13. FLT: Filter Control Input 14. SDB: Serial Data Port Enable 15. VCOM: Common-mode Voltage Output 16. NC: No Connection 17. NC: No Connection 18. NC: No Connection 19. NC: No Connection 20. NC: No Connection
Functional Features
- High-resolution audio conversion
- Low distortion and noise
- Flexible power supply options
- Built-in de-emphasis filter
- Mute control functionality
- Serial data port enable for flexible interfacing
Advantages and Disadvantages
Advantages
- High resolution and dynamic range
- Low distortion and noise levels
- Versatile packaging options
- Integrated de-emphasis filter for improved audio quality
Disadvantages
- Limited maximum sampling rate compared to some newer models
- Requires external components for full functionality
Working Principles
The PCM1803ADBRG4 operates by converting analog audio signals into digital format using a high-resolution ADC. It utilizes a combination of oversampling and delta-sigma modulation techniques to achieve accurate and detailed digital representation of the input audio.
Detailed Application Field Plans
The PCM1803ADBRG4 is well-suited for various audio recording and playback applications, including: - Professional audio recording equipment - Consumer audio interfaces - Musical instruments and effects processors - Automotive infotainment systems - Home theater and multimedia systems
Detailed and Complete Alternative Models
Some alternative models to the PCM1803ADBRG4 include: - PCM1804 - PCM1805 - PCM1806 - PCM1807
These alternatives offer similar audio conversion capabilities with varying specifications and features.
In conclusion, the PCM1803ADBRG4 is a reliable audio ADC suitable for a wide range of applications, offering high-resolution conversion and low distortion characteristics. Its flexible packaging options and integrated features make it a popular choice among audio system designers and manufacturers.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng PCM1803ADBRG4 trong giải pháp kỹ thuật
What is PCM1803ADBRG4?
- PCM1803ADBRG4 is a stereo audio analog-to-digital converter (ADC) with a built-in microphone preamp and an input multiplexer.
What is the typical application of PCM1803ADBRG4?
- The typical applications of PCM1803ADBRG4 include portable audio systems, digital audio recorders, and automotive audio systems.
What is the supply voltage range for PCM1803ADBRG4?
- The supply voltage range for PCM1803ADBRG4 is 2.7V to 3.6V.
What is the sampling rate supported by PCM1803ADBRG4?
- PCM1803ADBRG4 supports sampling rates from 8 kHz to 96 kHz.
Does PCM1803ADBRG4 have a digital volume control feature?
- Yes, PCM1803ADBRG4 has a digital volume control feature that allows for flexible volume adjustment.
What is the resolution of PCM1803ADBRG4?
- PCM1803ADBRG4 has a 24-bit delta-sigma ADC with a dynamic range of 90 dB.
Can PCM1803ADBRG4 be used in battery-powered devices?
- Yes, PCM1803ADBRG4's low power consumption makes it suitable for use in battery-powered devices.
Does PCM1803ADBRG4 support multiple input sources?
- Yes, PCM1803ADBRG4 features an input multiplexer that supports multiple input sources, including line-in and microphone inputs.
What are the key features of PCM1803ADBRG4?
- The key features of PCM1803ADBRG4 include a built-in microphone preamp, low power consumption, digital volume control, and a selectable digital filter.
Is PCM1803ADBRG4 suitable for professional audio recording applications?
- While PCM1803ADBRG4 is more commonly used in consumer audio applications, its high-resolution ADC and low noise make it suitable for some professional audio recording applications.