Overview
The ADAU1452WBCPZ-RL is a highly advanced digital signal processor (DSP) designed by Analog Devices Inc. This 32-bit SigmaDSP processor is particularly suited for complex audio processing applications, including automotive, home audio systems, portable audio devices, and home theater systems. The ADAU1452WBCPZ-RL features a powerful DSP core that can operate at frequencies up to 294.912 MHz, executing up to 6144 instructions per sample at a standard sample rate of 48 kHz. This device is known for its flexibility, low power consumption, and robust feature set, making it an ideal choice for demanding audio processing tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADAU1452WBCPZ-RL |
| Package | LFCSP-72 (10x10) |
| Clock Frequency | Up to 294.912 MHz |
| Instructions per Sample | Up to 6144 at 48 kHz |
| Supply Voltage | 3.3 V DC |
| Interface | I2C, SPI, S/PDIF (on ADAU1452 and ADAU1451) |
| Audio Channels | Up to 36 input, 16 output digital audio channels |
| ASRC Configuration | Up to 8 stereo ASRCs with 1:8 to 7.75:1 ratio |
| Memory | Up to 40 kWords of parameter/data RAM |
| Power Consumption | Typical: 100-200 mA, Maximum: 508-690 mA |
| Temperature Range | -40°C to +85°C |
Key Features
- High-Performance DSP Core: Operates at frequencies up to 294.912 MHz, executing up to 6144 instructions per sample at 48 kHz.
- Flexible Audio Processing: Supports multiple audio formats including TDM, I2S, left and right justified, and PCM.
- Integrated ASRCs: Up to 8 stereo ASRCs with a wide range of ratios.
- Multi-Channel Support: Up to 36 input and 16 output digital audio channels.
- Low Power Consumption: Consumes only a few hundred milliwatts, making it suitable for power-sensitive applications.
- Self-Boot Capability: Can operate standalone from serial EEPROM.
- Flexible Configuration: Includes I2C and SPI control interfaces, both as slave and master, and integrated clock generation.
- PDM Microphone Support: Directly interfaces with PDM output MEMS microphones using integrated decimation filters.
Applications
- Automotive Audio Systems: Ideal for complex multirate audio systems in vehicles.
- Home Audio Systems: Suitable for home theaters and high-fidelity audio equipment.
- Portable Audio Devices: Used in portable audio players and speakers.
- Professional Audio Equipment: Applicable in professional audio processing and mixing systems.
Q & A
- What is the maximum clock frequency of the ADAU1452WBCPZ-RL?
The maximum clock frequency is up to 294.912 MHz.
- How many instructions can the ADAU1452WBCPZ-RL execute per sample at 48 kHz?
It can execute up to 6144 instructions per sample at 48 kHz.
- What types of audio interfaces does the ADAU1452WBCPZ-RL support?
It supports I2C, SPI, S/PDIF, and multiple serial audio ports.
- How many digital audio channels does the ADAU1452WBCPZ-RL support?
It supports up to 36 input and 16 output digital audio channels.
- What is the power consumption of the ADAU1452WBCPZ-RL?
The typical power consumption ranges from 100-200 mA, with a maximum of 508-690 mA.
- Does the ADAU1452WBCPZ-RL support PDM microphones?
Yes, it directly interfaces with PDM output MEMS microphones using integrated decimation filters.
- Can the ADAU1452WBCPZ-RL operate standalone?
Yes, it can operate standalone from serial EEPROM.
- What is the temperature range of the ADAU1452WBCPZ-RL?
The temperature range is -40°C to +85°C.
- What is the package type of the ADAU1452WBCPZ-RL?
The package type is LFCSP-72 (10x10).
- What software is used to program the ADAU1452WBCPZ-RL?
The ADAU1452WBCPZ-RL is programmed using Analog Devices' SigmaStudio software.
