Description
The 92HD98 single-chip audio system is a low power optimized, high fidelity, 4-channel audio codec with MONO integrated speaker amplifier, capless headphone amplifier, and low drop out voltage regulator.

FEATUREs
• 4 Channels (2 stereo DACs and 2 stereo ADCs) with 24-bit resolution
    • Supports full-duplex stereo audio and simultaneous VoIP
• 2W Class-D MONO BTL speaker amplifier @ 4 ohms and 5V
    • 10 band hardware parametric equalizer
    • Hardware compressor limiter
• Dedicated BTL high pass filter for speaker protection
• Capless headphone amplifier with charge pump/LDO
• Combo Jack Support allowing for dual-function headphone and headset detection
• Full HDA015-B low power support
• Internal digital core LDO voltage regulator
• Microsoft WLP desktop premium logo compliant
• Dual SPDIF for WLP compliant support of simultaneous HDMI and SPDIF output
• Support for 1.5V and 3.3V HDA signaling
• Two digital microphone inputs (mono, stereo, or quad microphones)
• High performance analog mixer
• 2 adjustable VREF Out pins for analog microphone bias
• 5 analog ports with port presence detect (4 single ended, 1 BTL)
• Analog and digital PC Beep support
• AUX Audio Mode for playback
• 40-pad QFN RoHS packages