Overview
The ADAU1466WBCPZ300 is a high-performance, automotive-grade SigmaDSP® digital signal processor (DSP) from Analog Devices Inc. This device is part of the ADAU1462/ADAU1466 series, which significantly enhances the digital signal processing capabilities compared to earlier SigmaDSP generations. The ADAU1466 is optimized for efficient audio processing, supporting various processing paradigms such as stream processing, multirate processing, and block processing. It is designed to be pin and register compatible with other SigmaDSP processors like the ADAU1450/ADAU1451/ADAU1452 series.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage - Min | 1.14 V |
| Supply Voltage - Max | 3.63 V |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | 105°C |
| DSP Core Frequency | Up to 294.912 MHz |
| Instructions per Sample | Up to 6144 SIMD instructions at 48 kHz sample rate |
| Package Type | 72-Lead LFCSP (10mm x 10mm w/ EP) |
| Interfaces | I²C, SPI, S/PDIF, Multipurpose I/O pins |
Key Features
- Enhanced digital signal processor (DSP) core architecture for improved code efficiency.
- Support for multiple audio sample rates and asynchronous sample rate converters (ASRCs).
- Flexible hardware audio routing matrix.
- Power-efficient operation, consuming only a few hundred milliwatts (mW) in typical conditions.
- Self-boot functionality and master control port for standalone systems.
- Dedicated decimation filters for decoding PDM output from up to four MEMS microphones.
- Highly configurable serial ports and multipurpose I/O pins.
Applications
The ADAU1466WBCPZ300 is ideal for complex multirate audio systems, particularly in automotive and industrial applications. It can interface with a wide range of analog-to-digital converters (ADCs), digital-to-analog converters (DACs), digital audio devices, amplifiers, and control circuitry. Its applications include advanced audio processing in vehicles, professional audio equipment, and other high-performance audio systems.
Q & A
- What is the ADAU1466WBCPZ300? The ADAU1466WBCPZ300 is a high-performance, automotive-grade SigmaDSP® digital signal processor from Analog Devices Inc.
- What are the key improvements over previous SigmaDSP generations? The ADAU1466 offers enhanced DSP core architecture, improved code efficiency, and support for multiple audio processing paradigms.
- What is the maximum frequency of the DSP core? The DSP core can run at frequencies of up to 294.912 MHz.
- How many SIMD instructions can it execute per sample at 48 kHz? It can execute up to 6144 SIMD instructions per sample at 48 kHz.
- What types of interfaces does it support? It supports I²C, SPI, S/PDIF, and multipurpose I/O pins.
- What is the power consumption of the ADAU1466? It consumes only a few hundred milliwatts (mW) in typical conditions.
- Can it be used in standalone systems? Yes, it has self-boot functionality and a master control port for standalone systems.
- How many MEMS microphones can it support? It can support up to four MEMS microphones with dedicated decimation filters.
- What are the typical applications of the ADAU1466? It is used in complex multirate audio systems, particularly in automotive and industrial applications.
- Is the ADAU1466 compatible with other SigmaDSP processors? Yes, it is pin and register compatible with other SigmaDSP processors like the ADAU1450/ADAU1451/ADAU1452 series.
