What is ADAU1701JSTZ Chip?

 The ADAU1701JSTZ is a SigmaDSP audio processor developed by Analog Devices, designed for audio processing and manipulation in embedded systems. This highly integrated IC is popular in applications like audio amplifiers, equalizers, and digital signal processing systems, as it combines a powerful 28-/56-bit DSP core with various audio peripherals. It provides the flexibility to design complex audio algorithms, making it suitable for professional and consumer audio equipment. 

Key Features:

  1. 28-/56-bit SigmaDSP Core: The ADAU1701 includes a highly efficient DSP core that can process 28-bit fixed-point and 56-bit double precision signals. This ensures high-quality audio processing, with minimal distortion and noise, suitable for both simple and advanced audio effects.

  2. Integrated Stereo ADC and DAC: The IC features stereo analog-to-digital converters (ADC) and digital-to-analog converters (DAC) with high fidelity, allowing direct interfacing with analog audio inputs and outputs. The ADC has a signal-to-noise ratio (SNR) of 100 dB, while the DAC offers an SNR of 104 dB, delivering clear and accurate audio reproduction.

  3. Internal Memory and Programability: The ADAU1701 has 2 kB of program RAM and 1 kB of parameter RAM. This provides the flexibility to store custom audio processing algorithms, filters, and effects. These programs can be developed using Analog Devices' SigmaStudio software, which offers a graphical environment for designing and simulating audio processing functions.

  4. Built-in Oscillator and PLL: The ADAU1701 includes an internal oscillator and phase-locked loop (PLL), which reduces the need for external clock sources. It can generate audio clocks internally, simplifying system design.

  5. GPIO and I²C/SPI Control: It features several general-purpose input/output (GPIO) pins that can be used to trigger different audio functions. The device can be controlled via the I²C or SPI serial interfaces, allowing it to be easily integrated into complex digital systems and controlled by external microcontrollers or processors.

  6. SigmaStudio Software Support: The processor is programmable using Analog Devices’ SigmaStudio, a development tool that enables users to design, test, and deploy audio processing functions through a simple drag-and-drop interface. This makes it ideal for rapid prototyping of audio solutions without requiring deep DSP coding expertise. 

  7. ADAU1701JSTZ Parts Search Page | Datasheet PDF | Price | Quantity-MobikeChip 

 

Applications:

  • Consumer Audio Devices: Used in devices such as home theater systems, soundbars, and audio amplifiers for sound equalization, bass enhancement, and echo cancellation.
  • Professional Audio Equipment: Employed in mixers, equalizers, and signal processors for live audio and studio recording environments.
  • Automotive Audio Systems: The ADAU1701 is often used in car infotainment systems for processing audio from various sources and improving sound quality.
  • Digital Speakers and Smart Home Devices: Ideal for use in smart speakers and home automation systems that require custom audio processing to enhance user experiences.

Technical Specifications:

  • Core: 28-/56-bit SigmaDSP
  • ADC/DAC: 2-channel ADC (SNR 100 dB), 2-channel DAC (SNR 104 dB)
  • Operating Voltage: 2.5V for core, 3.3V for I/O
  • Memory: 2 kB program RAM, 1 kB parameter RAM
  • Interfaces: I²C, SPI, GPIO
  • Package: 28-lead SSOP

The ADAU1701JSTZ offers a combination of high-quality audio processing capabilities, ease of programming, and flexibility, making it an ideal choice for a wide range of audio-centric applications in both consumer and professional audio products. Its integration of DSP functionality with ADCs, DACs, and a wide range of control interfaces helps reduce component count and simplifies system design.  

Search List Page：

ADAU1701JSTZ Parts Search Page | Datasheet PDF | Price | Quantity-MobikeChip 

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