Analog Devices Inc. ADAU1452WBCPZ-RL
| Parameters | |
|---|---|
| Series | Automotive, SigmaDSP® |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| RoHS Status | ROHS3 Compliant |
| Package / Case | 72-VFQFN Exposed Pad, CSP |
| Interface | I²C, SPI |
| Mfr | Analog Devices Inc. |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Type | Sigma |
| Supplier Device Package | 72-LFCSP-VQ (10x10) |
| Non-Volatile Memory | ROM (32kB) |
| Voltage - I/O | 3.30V |
| Voltage - Core | 1.20V |
| Clock Rate | 294.912MHz |
| On-Chip RAM | 160kB |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Base Product Number | ADAU1452 |
| REACH Status | REACH Unaffected |
| Standard Package | 2,000 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
Analog Devices Inc.'s ADAU1452WBCPZ-RL is a high-performance SigmaDSP® digital audio processor designed for automotive applications, offering advanced digital signal processing capabilities that significantly exceed those of previous generations of SigmaDSP devices . This 32-bit DSP core operates at a voltage of 1.2 V and can run at frequencies up to 294.912 MHz, executing up to 6144 instructions per sample at the standard sample rate of 48 kHz . The device is housed in a 72-lead LFCSP with an exposed pad to assist in heat dissipation, making it suitable for the harsh temperature ranges of automotive applications, from -40°C to +105°C .
Features of ADAU1452WBCPZ-RL
- High-Efficiency DSP Core: The ADAU1452WBCPZ-RL boasts a power-efficient 32-bit DSP core that consumes only a few hundred milliwatts of power, even at maximum program load, making it an ideal replacement for larger, more power-hungry DSPs .
- Flexible Clock Generation: The device includes an integer PLL and flexible clock generator hardware capable of generating up to 15 audio sample rates simultaneously, simplifying the design of complex multirate audio systems .
- Asynchronous Sample Rate Converters (ASRCs): On-board ASRCs and a flexible hardware audio routing matrix allow the device to interface with a wide range of analog-to-digital converters (ADCs), digital-to-analog converters (DACs), digital audio devices, amplifiers, and control circuitry .
- Direct Interface with MEMS Microphones: The ADAU1452WBCPZ-RL can directly interface with pulse density modulation (PDM) output microelectromechanical (MEMS) microphones, thanks to integrated decimation filters specifically designed for this purpose .
- Configurable Serial Ports and Interfaces: Highly configurable serial ports, S/PDIF interfaces (on the ADAU1452 and ADAU1451), and multipurpose input/output pins enable connection with various audio and control devices .
- Independent I2C/SPI Control Ports: The device features independent slave and master I2C/SPI control ports, allowing it to be programmed and configured by an external master device or to act as a master for programming and configuring external slave devices directly .
Applications of ADAU1452WBCPZ-RL
The ADAU1452WBCPZ-RL is widely used in various automotive audio applications, including car audio processing, head units, navigation systems, rear-seat entertainment systems, DSP amplifiers, and commercial and professional audio processing. Its advanced processing capabilities and flexible interface options make it suitable for enhancing sound quality and managing complex audio signals in vehicles.
