Intersil Audio Products

D2Audio® makes the world's only Intelligent Digital Amplifier™. Patented D2Audio technology is powered by the Digital Audio Engine™ (DAE™) to deliver an immersive audio experience with incredible flexibility. Its unique intelligence actively "listens" with the world's only all-digital feedback technology to optimize the amplifier's sound.

The advanced feedback technology available now on the DAE-2™ delivers outstanding quality even with inexpensive power supplies or in harsh environments like automotive audio. The powerful D2Audio PWM ICs are also highly customizable and are supported with a series of reference designs that allow manufacturers to add their distinct sound and unique features through the on-chip DSP capability. D2Audio amplifiers can be found inside powerful consumer, commercial, professional and automotive audio equipment.

Digital Audio Amplifiers

D2Audio DAE-4™ Intelligent Digital PWM Controllers

The D2-45x57 are complete System-on-Chip (SoC) Class-D Digital Audio Amplifiers combining Integrated Power Stages along with a powerful audio processor and PWM controller. The D2-45x57 are complete SoC Audio Processors and Class-D Amplifier Controllers.

These devices deliver a complete, powerful, and yet very cost effective audio solution for high volume consumer products including Digital TV systems, PC Multimedia Speakers, and Portable Device Docking Stations. These devices deliver the optimum balance of functionality and lowest system material cost.

DAE-4P D2-45x57 Product Brief

DAE-4 D2-41x51Product Brief

D2Audio DAE-1™ Digital PWM Controller

All-Digital Amplifier Processing
4-Channel Advanced Digital PWM Controller
Adaptive Sample Rate Converter (SRCs)
D2Audio SoundSuite™ Immersive Processing

Device Information Page

D2Audio DAE-2™ Digital PWM Controller

World’s only all-digital closed-loop feedback technology insures accurate playback compensating for speaker anomalies
Digital Power Supply Correction
Advanced Sample Rate Converter (SRCs)
Embedded Digital Signal Processor (DSP)

Device Information Page

D2Audio DAE-3™ for Media PC Solutions

Provides a True Home Theater Experience
Prevents Sudden Media PC Shutdown
Integrated High-Definition Audio Interface
Enables All-In-One Convergence with:
1.) Small physical footprint
2.) Small thermal footprint
3.) Real-time power supply monitoring

Device Information Page

D2Audio DAE-3™ for Digital TV Solutions

Advanced Digital TV Sound Processor
High-Performance Speaker Tuning compensates for inherent speaker anomalies.
Immersive D2Audio SoundSuite™ Processing delivers realistic audio using psycho-acoustic processing for a true home theater experience
HDMI and Sample Rate Converters

Device Information Page

D2Audio SoundSuite™

The D2Audio SoundSuite is advanced audio signal processing firmware that runs on D2Audio Digital Audio Engine IC platforms and subassemblies that drive high-quality sound in products such as digital televisions, premium digital audio docking stations and stereo products.

The D2Audio SoundSuit collection of advanced audio processing features deliver the highest possible sound quality in either 2-channel or multi-channel systems using propritery psycho-acoustic enhancements dramatically impact the consumer's listening experience.

D2Audio WideSound™ - An advanced two-channel image field enhancement designed to widen the sound stage
D2Audio DeepBass™ - A sophisticated bass enhancement using psycho-acoustics and dynamic filtering
D2Audio AudioAlign™ - Sound positioning for alignment with the video display
D2Audio DigitalEQ™ - System level speaker correction and optimizations with preset content/source voicing

D2Audio LEO™ Listening Environment Optimizer

D2Audio LEO™ Listening Environment Optimizer running on Intersil's D2Audio family of Digital Audio Engines helps to automate the setup and configure a home audio system. D2Audio LEO is available exclusively through D2Audio and provides Automatic Room Mode Correction (ARMC) for the purest sound quality.

Consumers are adopting powerful home Audio systems that deliver theater quality sound at home. However, because audio quality is very sensitive to speaker placement and room size, many consumers are not able to get the best out of their systems. Seting up and configuring a home audio system can be a challenge.