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CS4281
CS4281 is a high-performance audio chip designed for multimedia applications and computer audio systems.
CS4281
CS4281 is a high-performance audio chip designed for multimedia applications and computer audio systems.
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製造商零件號 # : CS4281
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包裝/封裝: QFP
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製造商: CIRRUS LOGIC
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產品分類 : Other Consumer ICs
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CS4281 數據表
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詳細說明
The CS4281 is a sound card chipset manufactured by Cirrus Logic. It was released in the late 1990s and was targeted towards the consumer and multimedia markets. The CS4281 was known for its high-quality audio performance and versatile features.Some key details of the CS4281 include:1. Audio Quality: The CS4281 offered high-quality audio playback with a signal-to-noise ratio of up to 100dB. This made it suitable for both music playback and multimedia applications.2. Connectivity: The chipset supported various input and output connections, including analog line inputs and outputs, microphone inputs, and headphone jacks. It also supported digital audio inputs and outputs for connecting to other audio devices.3. Compatibility: The CS4281 was compatible with popular operating systems of the time, including Windows 95, Windows 98, and Windows 2000. It also had drivers available for Linux and other Unix-based systems.4. Features: The chipset included features such as 3D audio support, hardware acceleration for audio processing, and support for surround sound technologies like Dolby Digital and DTS.
主要特徵
- 24-bit Analog-to-Digital and Digital-to-Analog conversion
- Support for up to 192kHz sample rates
- Full duplex operation for simultaneous recording and playback
- Enhanced sound quality with 18-bit stereo full-duplex codec
- Integrated S/PDIF transmitter and receiver
- Low power consumption for extended battery life
應用
- Computerized audio recording and editing
- Music production and mixing
- Sound design for film, television, and video games
- Live sound reinforcement and mixing
- Podcast and radio production
- Voiceover recording and editing
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is CS4281?
The CS4281 is a high-performance, stereo audio codec (coder-decoder) integrated circuit designed by Cirrus Logic. It is commonly used in sound cards, audio systems, and multimedia devices to convert analog audio signals to digital and vice versa, offering high-quality audio processing capabilities.
How Does CS4281 Work?
The CS4281 works by receiving analog audio signals from a microphone or line input, converting them into digital data through analog-to-digital conversion (ADC), processing the digital audio data, and then converting it back to analog signals through digital-to-analog conversion (DAC) for output to speakers or headphones. The codec includes features for audio mixing, sampling rate conversion, and audio effects processing.
How Many Pins does CS4281 have and What are the Functions of the Pinout Configuration?
The CS4281 is typically available in a 48-pin LQFP (Low-Profile Quad Flat Package) package. The pinout configuration includes various pins for functions such as audio input/output, power supply, control interfaces, and system grounding. Some key pins include:
- AVDD, DVDD: Analog and digital power supply pins.
- AIN, AOUT: Analog audio input and output pins.
- DIN, DOUT: Digital audio input and output pins.
- MCLK, BCLK, LRCLK: Clocking signals for audio data transmission.
- RESET, PDN: Reset and power-down control pins.
- I2C/SPI: Interface pins for serial communication with external devices.
What are the Pros and Cons of CS4281?
Pros:
- High Performance: Offers high-quality audio processing and signal-to-noise ratio.
- Integration: Combines analog-to-digital and digital-to-analog conversion in a single chip.
- Feature-Rich: Includes audio effects processing, mixing, and sampling rate conversion capabilities.
- Compatibility: Supports standard audio interfaces for easy integration into various systems.
- Versatility: Suitable for a wide range of audio applications, from consumer electronics to professional audio equipment.
Cons:
- Complexity: Requires proper configuration and design considerations for optimal audio performance.
- Power Consumption: May consume relatively higher power compared to lower-performance audio codecs.
- External Components: Additional external components may be needed for specific audio processing functions or interfaces.
Are There Any Equivalents/Alternatives to CS4281 for Recommendation?
- The CS4272 from Cirrus Logic is a similar audio codec with slightly different features.
- Alternatives to the CS4281 include the PCM2704 from Texas Instruments and the WM8978 from Wolfson Microelectronics.
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