The ADAU1452WBCPZ is an audio DSP (Digital Signal Processor) produced by Analog Devices Inc. (ADI), renowned for its exceptional audio processing capabilities and flexibility. Below are the key specifications of the ADAU1452WBCPZ:

Basic Parameters:

• Manufacturer: Analog Devices Inc. (ADI)
• Product Type: Audio DSP
• Series: ADAU1452
• Package Type: LFCSP-72 (Leadless Ceramic Chip Scale Package)
• Pin Count: 72 pins
• Operating Supply Voltage: 1.2V to 3.63V (typical 3.3V)
• Supply Voltage Range: Minimum 1.14V, Maximum 3.63V
• Operating Supply Current: Approximately 100mA (varies based on application)
• Power Dissipation: Varies based on conditions, up to 960mW (lower typical values)
• Operating Temperature Range: -40°C to +105°C
• Moisture Sensitivity: Yes
• Mounting Style: SMD/SMT (Surface Mount Technology)
• Country of Origin: United States

Core Performance:

• DSP Core Type: SigmaDSP
• DSP Core Frequency: Up to 294.912MHz
• Memory RAM Capacity: 40kWords (or approximately 160KB) for parameter/data storage
• Instruction Set: Capable of executing up to 6144 instructions per sample (at 48kHz sampling rate)
• Clock System: Integer PLL (Phase-Locked Loop) and flexible clock generator, capable of generating up to 15 audio sampling rates

Audio Inputs/Outputs:

• 4 Serial Input Ports
• 4 Serial Output Ports
• 48-channel, 32-bit digital I/O, with a maximum sampling rate of 192kHz
• Up to 8 stereo Asynchronous Sample Rate Converters (ASRC), with ratios from 1:8 to 7.75:1
• Stereo S/PDIF (Sony/Philips Digital Interface Format) input and output
• Four PDM (Pulse Density Modulation) microphone input channels

Interfaces & Control:

• Serial Communication Interfaces:
  • I²C (Inter-Integrated Circuit)
  • SPI (Serial Peripheral Interface)
  • Dedicated slave and master I²C/SPI control ports
• Multi-channel, Byte-addressable, TDM (Time-Division Multiplexing) Serial Ports
• Other Control Interfaces:
  • 6-channel, 10-bit SAR (Successive Approximation Register) auxiliary control ADC (Analog-to-Digital Converter)
  • 14 multi-purpose pins for digital control and output
  • Integrated die temperature sensor

Features & Applications:

• Fully Programmable: Configurable and programmable through SigmaStudio graphical programming tool
• Automotive Qualification: Compliant with AEC-Q100 standards, suitable for automotive audio systems
• High-Efficiency, Low-Power: The DSP core operates efficiently while consuming low power, ideal for long-duration operation
• Flexible Audio Processing Capabilities: Supports multiple audio formats and sampling rates, making it suitable for complex multi-rate audio system designs

The ADAU1452WBCPZ, with its exceptional audio processing power, flexible interface options, and high programmability, has found widespread application in the audio processing industry, particularly in automotive audio systems, professional audio equipment, and consumer electronics.

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