D2-3(S) Audio SOC FN6787 Rev.4.00 Intelligent Digital Amplifier and Sound Processor Apr 22, 2019 The D2-3(S) family (D2-92633-LR, D2-92634-LR, Features D2-92643-LR, D2-92683-QR, D2-92684-QR) of the D2-3 and Advanced D2-3 family Digital Audio Processor IC family D2-3S Digital Audio Processor devices are complete System on Chip (SoC) multi-channel digital sound processors - D2-3 family pin compatible and function/feature and Class-D amplifier controllers. compatible with the D2 Audio DSP D2-6 device family - D2-3S family - identical D2-3 family performance, in a The integrated DSP provides efficient and configurable audio 72 Ld QFN package signal path processing including equalization, dynamic range compression, mixing, and filtering that is completely Integrated Digital Sound Processing (DSP) configurable using the D2 Audio Customization GUI v3 high - Customizable audio path sound processing level programming interface. The integrated PWM engine - Fully configurable and routable audio signal paths and supports programmable and dynamic control of audio output, hardware function assignment enabling a variety of multi-channel output configurations and - Fully supported with the D2 Audio Customization GUI v3 output power capacity. Internal noise shaping, an embedded Design Tool asynchronous sample rate converter, dynamic level-dependent timing, and high resolution operation support power stage Flexible audio input and output configurations audio performances with SNR >110dB and THD+N <0.01%. -12 independent PWM engine channels 2 The D2-3(S) devices are provided in two package and feature -Four independent asynchronous I S digital inputs configurations which include the 128 Ld D2-3 family and the - Integrated high-performance stereo ADC (D2-3 family only) 72-pin D2-3S family. Both the D2-3 and D2-3S family provide - S/PDIF digital audio inputs supporting identical performance and enable an extremely flexible linear IEC-61958 PCM or compressed IEC-61937 audio platform for feature rich and cost-affordable quality audio - S/PDIF digital audio PCM output solutions, which benefit from the addition of Class-D amplifiers and DSP audio processing. Embedded 8-channel sample rate converter The 12 integrated digital PWM controllers can be used in a Real-time amplifier control and monitoring variety of multi-channel audio system configurations, - Supports bridged, half-bridged, and Bridge-Tied Load (BTL) supporting powered as well as line outputs. Fully protected topologies, using discrete or integrated power stages amplifier control provides efficient and clean Class-D power - Complete fault protection with automatic recovery output support. D2 Audio DSP Sound Enhancement Algorithms and virtualization Applications Enhanced audio processing decoders and virtualization DTV and Blu-ray Soundbar -Dolby Digital/AC3 DVD and Blu-ray Home Theater Systems -Dolby Pro Logic IIx Home Theater in a Box (HTiB) -Dolby Virtual Speaker Audio Video Receiver (AVR) -DTS (SRS) TruSurround HD4, DTS (SRS) WOW HD, Multi-Channel Multi-Media (MM) Systems DTS (SRS) TruVolume Multi-Room Distributed Audio (MRDA) Related Literature Powered speaker systems For a full list of related documents, visit our website: Automotive trunk/amplified solutions - D2-92633, D2-92634, D2-92643, D2-92683, D2-92684 device pages FN6787 Rev.4.00 Page 1 of 39 Apr 22, 2019D2-3(S) Audio SOC Table of Contents Ordering Information 3 Device Designations . 5 Absolute Maximum Ratings . 6 Thermal Information . 6 Recommended Operating Conditions 6 Electrical Specifications . 6 Serial Audio Interface Port Timing . 8 2 Two-Wire (I C) Interface Port Timing 9 SPI Interface Port Timing 10 Pin Configuration D2-3 Family (128 Ld Package) 11 Pin Configuration D2-3S Family (72 Ld Package) 12 Pin Description, D2-3 Family (128 Ld) 13 Pin Description D2-3S Family (72 Ld) 18 Functional Block Diagram - D2-3 22 Functional Block Diagram - D2-3S . 23 Functional Description 24 Introduction 24 Sample Rate Converters (SRC) 24 Serial Digital Audio Interface 24 S/PDIF Digital Audio Interface . 26 ADC input (D2-3 Devices Only) . 26 PWM Audio Amplifier Outputs . 26 Amplifier Protection . 27 Hardware I/O Features . 27 Clocks and PLL 27 Reset and Initialization . 27 Power Sequencing . 27 Reset 28 Booting and Boot Modes 28 Control Interfaces . 28 Reading and Writing Control Registers 29 Audio Processing . 30 Audio Processing Algorithms 30 Sound Enhancement Algorithm Processing 31 Third Party Virtualization and Enhancements 31 Audio Processing Block Controls . 32 Dynamic Register Addressing Architecture 32 Hardware Feature Functions 32 D2-3 and D2-3S Differences 33 Pin Function Mapping Between Devices . 33 I/O Pin Function Assignment Comparison . 34 Revision History 35 Disclaimer for Dolby Technology License Required Notice . 36 Disclaimer for DTS(SRS) Technology License Required Notice . 36 Package Outline Drawing 37 L72.10x10F 37 Q128.14x14 38 FN6787 Rev.4.00 Page 2 of 39 Apr 22, 2019