Overview
The ADAU1452WBCPZ150RL, produced by Analog Devices Inc., is a high-performance SigmaDSP digital audio processor. This device is part of the ADAU1452 family, which includes several variants differentiated by memory, DSP core frequency, availability of S/PDIF interfaces, ASRC configuration, and temperature range. The ADAU1452WBCPZ150RL is specifically designed for automotive and high-reliability applications, offering advanced digital signal processing capabilities and a wide range of features that simplify the design of complex multirate audio systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Comments |
|---|---|---|---|---|---|
| DSP Core Frequency | - | 147.456 | - | MHz | Core clock frequency |
| Data Memory | - | 40 | - | kWords | Parameter/data RAM |
| Program Memory | - | 8 | - | kWords | Program memory |
| Sample Rate | 6 | - | 192 | kHz | I/O sample rate |
| ASRC Configuration | - | 16 channels (8 rates × 2 channels per rate) | - | - | Asynchronous Sample Rate Converters |
| S/PDIF Interfaces | - | Available | - | - | Stereo S/PDIF input and output |
| Temperature Range | -40 | - | 105 | °C | Operating temperature range |
| Power Consumption | - | 125 | 215 | mA | Typical and maximum program load at 147.456 MHz core frequency |
Key Features
- High-Performance DSP Core: The ADAU1452WBCPZ150RL features a 32-bit DSP core that can run at frequencies of up to 147.456 MHz and execute up to 6144 instructions per sample at a standard sample rate of 48 kHz.
- Flexible Clock Generation: The device includes an integer PLL and flexible clock generators that can generate up to 15 audio sample rates simultaneously and support a wide range of sample rates.
- Audio Interfaces: It supports multiple audio interfaces, including S/PDIF, TDM, I2S, and PCM formats, as well as PDM microphone inputs.
- ASRCs and Audio Routing: The device includes up to 8 stereo ASRCs with a ratio range of 1:8 to 7.75:1 and a dynamic range of 139 dB. It also features a flexible hardware audio routing matrix.
- Control Interfaces: The ADAU1452WBCPZ150RL has I2C and SPI control interfaces that can operate in both slave and master modes, enabling standalone operation and self-boot functionality.
- Low Power Consumption: The device is power-efficient, consuming only a few hundred milliwatts of power, making it suitable for applications where power is a concern.
- Integrated Peripherals: It includes a 6-channel, 10-bit SAR auxiliary control ADC, multipurpose input/output pins, and an on-chip regulator for generating 1.2 V from a 3.3 V supply.
Applications
- Automotive Audio Systems: The ADAU1452WBCPZ150RL is automotive qualified, making it ideal for advanced automotive audio systems that require high-performance digital signal processing.
- Professional Audio Equipment: It is suitable for professional audio applications such as mixing consoles, audio processors, and high-end consumer audio devices.
- Consumer Electronics: The device can be used in various consumer electronics like home theaters, soundbars, and high-fidelity audio systems.
- Industrial Audio Systems: Its robust features and wide temperature range make it suitable for industrial audio applications where reliability and performance are critical.
Q & A
- What is the maximum DSP core frequency of the ADAU1452WBCPZ150RL?
The maximum DSP core frequency is 147.456 MHz.
- What types of audio interfaces does the ADAU1452WBCPZ150RL support?
The device supports S/PDIF, TDM, I2S, and PCM formats, as well as PDM microphone inputs.
- How many ASRCs does the ADAU1452WBCPZ150RL have?
The device includes up to 8 stereo ASRCs with a ratio range of 1:8 to 7.75:1.
- What is the temperature range of the ADAU1452WBCPZ150RL?
The operating temperature range is from -40°C to +105°C.
- Does the ADAU1452WBCPZ150RL support standalone operation?
- What is the power consumption of the ADAU1452WBCPZ150RL?
- How is the ADAU1452WBCPZ150RL programmed?
- What kind of evaluation board is available for the ADAU1452WBCPZ150RL?
- Does the ADAU1452WBCPZ150RL have integrated peripherals?
- What is the dynamic range of the ASRCs in the ADAU1452WBCPZ150RL?
