Overview
The ADAU1463WBCPZ150RL, produced by Analog Devices Inc., is a highly advanced SigmaDSP digital audio processor. This device is part of the ADAU1463/ADAU1467 series, which significantly enhances the digital signal processing capabilities compared to earlier SigmaDSP generations. The ADAU1463 is optimized for efficient audio processing, supporting a seamless combination of stream processing, multirate processing, and block processing paradigms. It is particularly suited for complex multirate audio systems due to its powerful clock generators, on-board asynchronous sample rate converters (ASRCs), and a flexible hardware audio routing matrix.
Key Specifications
| Parameter | Min | Max | Unit | Test Conditions/Comments | |
|---|---|---|---|---|---|
| Analog Voltage (AVDD) | 2.97 | 3.3 | 3.63 | V | Supply for analog circuitry, including auxiliary ADCs |
| Digital Voltage (DVDD) | 1.14 | 1.2 | 1.26 | V | Supply for digital circuitry, including the DSP core, ASRCs, and signal routing |
| PLL Voltage (PVDD) | 2.97 | 3.3 | 3.63 | V | Supply for PLL circuitry |
| I/O Supply Voltage (IOVDD) | 1.71 | 3.3 | 3.63 | V | Supply for input/output circuitry, including pads and level shifters |
| Analog Current (AVDD) - Idle State | 1.36 | 1.66 | 2 | mA | Power applied, DSP not enabled |
| Core Clock Frequency | 294.912 MHz | ||||
| Number of Channels | 48 | ||||
| I/O Sample Rate | 6 | 192 kHz | |||
| Total Harmonic Distortion Plus Noise (THD + N) | -120 dB |
Key Features
- Advanced DSP Core: The 1.2 V, 32-bit DSP core can run at frequencies of up to 294.912 MHz and execute up to 6144 single instruction, multiple data (SIMD) instructions per sample at the standard sample rate of 48 kHz.
- Flexible Serial Ports: Four input and four output serial ports, each capable of transmitting or receiving multiple channels of audio data using a single bit clock and frame clock. Each supplemental data pin can carry from two to eight channels of serial audio.
- Asynchronous Sample Rate Converters (ASRCs): On-board ASRCs support sample rate ratios from 1:8 to 7.75:1 and offer a dynamic range of 139 dB A-weighted, 20 Hz to 20 kHz.
- Clock Generators: Powerful clock generator hardware with a flexible phase-locked loop (PLL) supports all industry standard audio sample rates and can generate up to 15 sample rates simultaneously.
- Hardware Audio Routing Matrix: A flexible hardware audio routing matrix simplifies the design of complex multirate audio systems.
- Interfaces: Highly configurable serial ports, I2C, SPI, S/PDIF interfaces, and multipurpose I/O pins enable integration with a wide range of analog-to-digital converters (ADCs), digital-to-analog converters (DACs), digital audio devices, amplifiers, and control circuitry.
- Graphical Programming Tool: The SigmaStudio graphical programming tool allows for interactive, intuitive, and powerful signal processing flow creation.
Applications
- Automotive Audio Systems: The ADAU1463/ADAU1467 are automotive qualified, making them ideal for advanced automotive audio systems.
- Real-Time Audio Effects: Suitable for real-time audio effects processing in various audio systems.
- Digital Image Processing: Although primarily an audio processor, its robust DSP capabilities can be leveraged in digital image processing applications.
- Complex Audio Systems: Ideal for designing complex multirate audio systems due to its advanced clock generators, ASRCs, and flexible audio routing matrix.
- Standalone Systems: Self-boot functionality and master control port enable the creation of complex standalone audio processing systems.
Q & A
- What is the maximum core clock frequency of the ADAU1463WBCPZ150RL?
The maximum core clock frequency is up to 294.912 MHz.
- How many channels of audio can the ADAU1463WBCPZ150RL support?
The device supports up to 48 channels of audio.
- What is the dynamic range of the ASRCs in the ADAU1463WBCPZ150RL?
The dynamic range of the ASRCs is 139 dB A-weighted, 20 Hz to 20 kHz.
- What types of interfaces does the ADAU1463WBCPZ150RL support?
The device supports highly configurable serial ports, I2C, SPI, S/PDIF interfaces, and multipurpose I/O pins.
- Can the ADAU1463WBCPZ150RL be used in standalone systems?
Yes, it can be used in standalone systems due to its self-boot functionality and master control port.
- What is the supply voltage range for the analog circuitry (AVDD) of the ADAU1463WBCPZ150RL?
The supply voltage range for AVDD is 2.97 V to 3.63 V.
- How many sample rates can the clock generators of the ADAU1463WBCPZ150RL generate simultaneously?
The clock generators can generate up to 15 sample rates simultaneously.
- What is the resolution of the ADAU1463WBCPZ150RL?
The resolution is 10 bits.
- Is the ADAU1463WBCPZ150RL automotive qualified?
Yes, the ADAU1463WBCPZ150RL is automotive qualified.
- What graphical programming tool is used for the ADAU1463WBCPZ150RL?
The SigmaStudio graphical programming tool is used for programming and development.
