Overview

Features and Benefits

  • 118 dB DAC dynamic range
  • −98 dB THD + N
  • Differential voltage DAC output
  • 2.5 V digital, 5 V analog, and 3.3 V or 5 V input/output supplies
  • 421 mW total quiescent power dissipation
  • PLL generated or direct master clock
  • Low EMI design
  • Linear regulator driver to generate digital supply
  • Supports 24-bit and 32 kHz to 192 kHz sample rates
  • Low propagation 192 kHz sample rate mode
  • Log volume control with autoramp function
  • See data sheet for additional features

Product Details

The ADAU1962 is a high performance, single chip, digitalto-analog converter (DAC) that provides 12 DACs with differential outputs using the Analog Devices, Inc., patented multibit sigma-delta (Σ-Δ) architecture. A SPI/I2C port is included, allowing a microcontroller to adjust volume and many other parameters. The ADAU1962 operates from 2.5 V digital, 5 V analog and 3.3 V or 5 V input/output supplies. A linear regulator is included to generate the digital supply voltage from the analog supply voltage.

The ADAU1962 is designed for low electromagnetic interference (EMI), evident in both the system and circuit design architectures. By using the on-board phase-locked loop (PLL) to derive the internal master clock from an external left right frame clock (LRCLK)/frame clock, the ADAU1962 eliminates the need for a separate high frequency master clock and can be used with or without a bit clock. The DACs are designed using the latest Analog Devices continuous time architectures to further minimize EMI. By using 2.5 V digital supplies, power consumption is minimized and the digital waveforms are of a smaller amplitude, further reducing emissions.

The ADAU1962 is available in an 80-lead LQFP package. Note that throughout this data sheet, multifunction pins, such as SCLK/SCL/SA, are referred to by the entire pin name or by a single function of the pin, for example, SCLK, when only that function is relevant.

Applications

  • Automotive audio systems
  • Home theater systems
  • Digital audio effects processors

Product Lifecycle icon-recommended Production

At least one model within this product family is in production and available for purchase. The product is appropriate for new designs but newer alternatives may exist.

Evaluation Kits (1)

Tools & Simulations

IBIS Models

Design Resources

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well.  "Zero defects" for shipped products is always our goal.

PCN-PDN Information

Discussions

ADAU1962 Discussions

RE: ADAU1962 BCLK but no LRCLK.
2 week(s) ago in Audio
RE: ADAU1962 BCLK but no LRCLK.
2 week(s) ago in Audio
ADAU1962 BCLK but no LRCLK.
2 week(s) ago in Audio
ADAU1962 Didn't find what you were looking for? Ask the Analog community »

Sample & Buy

Sample & Buy functionality exists in desktop site
Back
Check Inventory


The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.


Price Table Help

 

Evaluation Boards Pricing displayed is based on 1-piece.
Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.