Cirrus Logic, Inc. Dedicated 32-bit Audio DSP for Audyssey Laboratories Technology CS48AU2

Description
The CS48AU2 is the industry’s first cost-effective, high-performance 32-bit audio DSP that is solely dedicated to enable Audyssey Laboratories audio processing technologies for today’s high-volume consumer electronic products. Features Audyssey Dynamic Volume™, Audyssey Dynamic EQ™, Audyssey EQ™ & Audyssey BassXT™ Audyssey Dynamic Volume eliminates the need for constant volume adjustments Audyssey Dynamic EQ enables a reference playback experience at any desired playback level Audyssey EQ removes much of the distortion caused by speaker enclosures and the typical room environment producing greatly improved sound compared to similar products without correction Audyssey bassXT is specifically calibrated to enhance the physical bass response of each product model Configurable serial audio inputs/outputs Maximum 32-bit @ 192 kHz (note: Audyssey laboratories algorithms support 48kHz, 44.1kHz and 32kHz) Integrated 192 kHz capable S/PDIF transmitter Integrated clock manager/PLL Can operate from external crystal, external oscillator Input Fs auto detection & coefficient loading Host control & boot via serial interface Support for master (self) boot via serial EEPROM for single Fs applications (i.e. 48kHz only via ADC input) Configurable GPIOs and external interrupt input 1.8V core and a 3.3V I/O that is tolerant to 5V input Low-power mode “Energy-star ready” via low-power mode, 268 µW in standby
Datasheet
Description
The CS48AU2 is the industry’s first cost-effective, high-performance 32-bit audio DSP that is solely dedicated to enable Audyssey Laboratories audio processing technologies for today’s high-volume consumer electronic products. Features Audyssey Dynamic Volume™, Audyssey Dynamic EQ™, Audyssey EQ™ & Audyssey BassXT™ Audyssey Dynamic Volume eliminates the need for constant volume adjustments Audyssey Dynamic EQ enables a reference playback experience at any desired playback level Audyssey EQ removes much of the distortion caused by speaker enclosures and the typical room environment producing greatly improved sound compared to similar products without correction Audyssey bassXT is specifically calibrated to enhance the physical bass response of each product model Configurable serial audio inputs/outputs Maximum 32-bit @ 192 kHz (note: Audyssey laboratories algorithms support 48kHz, 44.1kHz and 32kHz) Integrated 192 kHz capable S/PDIF transmitter Integrated clock manager/PLL Can operate from external crystal, external oscillator Input Fs auto detection & coefficient loading Host control & boot via serial interface Support for master (self) boot via serial EEPROM for single Fs applications (i.e. 48kHz only via ADC input) Configurable GPIOs and external interrupt input 1.8V core and a 3.3V I/O that is tolerant to 5V input Low-power mode “Energy-star ready” via low-power mode, 268 µW in standby
Datasheet

Suppliers

Company
Product
Description
Supplier Links
Dedicated 32-bit Audio DSP for Audyssey Laboratories Technology - CS48AU2 - Cirrus Logic, Inc.
Austin, TX, USA
Dedicated 32-bit Audio DSP for Audyssey Laboratories Technology
CS48AU2
Dedicated 32-bit Audio DSP for Audyssey Laboratories Technology CS48AU2
The CS48AU2 is the industry’s first cost-effective, high-performance 32-bit audio DSP that is solely dedicated to enable Audyssey Laboratories audio processing technologies for today’s high-volume consumer electronic products. Features Audyssey Dynamic Volume™, Audyssey Dynamic EQ™, Audyssey EQ™ & Audyssey BassXT™ Audyssey Dynamic Volume eliminates the need for constant volume adjustments Audyssey Dynamic EQ enables a reference playback experience at any desired playback level Audyssey EQ removes much of the distortion caused by speaker enclosures and the typical room environment producing greatly improved sound compared to similar products without correction Audyssey bassXT is specifically calibrated to enhance the physical bass response of each product model Configurable serial audio inputs/outputs Maximum 32-bit @ 192 kHz (note: Audyssey laboratories algorithms support 48kHz, 44.1kHz and 32kHz) Integrated 192 kHz capable S/PDIF transmitter Integrated clock manager/PLL Can operate from external crystal, external oscillator Input Fs auto detection & coefficient loading Host control & boot via serial interface Support for master (self) boot via serial EEPROM for single Fs applications (i.e. 48kHz only via ADC input) Configurable GPIOs and external interrupt input 1.8V core and a 3.3V I/O that is tolerant to 5V input Low-power mode “Energy-star ready” via low-power mode, 268 µW in standby

The CS48AU2 is the industry’s first cost-effective, high-performance 32-bit audio DSP that is solely dedicated to enable Audyssey Laboratories audio processing technologies for today’s high-volume consumer electronic products.

Features

  • Audyssey Dynamic Volume™, Audyssey Dynamic EQ™, Audyssey EQ™ & Audyssey BassXT™
  • Audyssey Dynamic Volume eliminates the need for constant volume adjustments
  • Audyssey Dynamic EQ enables a reference playback experience at any desired playback level
  • Audyssey EQ removes much of the distortion caused by speaker enclosures and the typical room environment producing greatly improved sound compared to similar products without correction
  • Audyssey bassXT is specifically calibrated to enhance the physical bass response of each product model
  • Configurable serial audio inputs/outputs
    • Maximum 32-bit @ 192 kHz
      (note: Audyssey laboratories algorithms support 48kHz, 44.1kHz and 32kHz)
    • Integrated 192 kHz capable S/PDIF transmitter
  • Integrated clock manager/PLL
    • Can operate from external crystal, external oscillator
  • Input Fs auto detection & coefficient loading
  • Host control & boot via serial interface
  • Support for master (self) boot via serial EEPROM for single Fs applications (i.e. 48kHz only via ADC input)
  • Configurable GPIOs and external interrupt input
  • 1.8V core and a 3.3V I/O that is tolerant to 5V input
  • Low-power mode
    • “Energy-star ready” via low-power mode, 268 µW in standby
Supplier's Site Datasheet

Technical Specifications

  Cirrus Logic, Inc.
Product Category Digital Signal Processors (DSP)
Product Number CS48AU2
Product Name Dedicated 32-bit Audio DSP for Audyssey Laboratories Technology
Data Bus 32-Bit
Package Type Other; LQFP
Pin Count 48
Clock Speed 400 MHz
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