Two Channel HD Audio CODEC

The Tempo portfolio of HD Audio Codecs supports from 2 to 10 channels of audio while providing low power consumption and configurable power management, pop/click mitigation, and advanced software & hardware-based signal processing. 2 channel HD Audio codecs are ideal for Linux-based embedded applications. Linux driver support for this HD Audio Codec, like all of our HD Audio Codecs, is already included in the kernel. Please note that you may need to search for IDT.


  • 2 Full Duplex Stereo 24-bit ADCs and 24-bit DACs
  • 3W/channel (4Ω @ 5V) Class-D stereo speaker amplifier
  • Hardware EQ and Compressor Limiter
  • Class-G Capless headphone amplifier with charge pump/LDO
  • Combo Jack Support allowing for dual-function headphone and headset detection
  • Input Microphone Mute
  • Selectable frequency hardware high-pass filter for speaker protection
  • Full HDA015-B, Runtime D3 (RTD3) and EuP low power support
  • 5x5mm, 40-pin QFN Package

Product Specification

InterfaceDAC Mono Channels (#)ADC Mono Channels (#)HDA Bus Voltage (V)Analog Supply Voltage (V)Ports (#)GPIOs (#)Headphone AmpsSPDIF outSPDIF inAdvanced Features
HD Audio221.5, 3.33.344Stereo Class-G CaplessSingleNoneInput Mic Mute, High Pass Filter


TitleTypeFormatFile SizePost DateFile Date / Version
92HD95 Data SheetData SheetPDF2.9MB05-13-2305-13-23, v1.5
92HD95 Mobile Reference SchematicReference SchematicPDF85kB05-29-1405-29-14
92HD95 Mobile Reference Schematic Verb TableVerb TableTXT924b05-29-1405-29-14