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92HD99

SINGLE CHIP PC AUDIO SYSTEM

Integrated Device Technology 

SINGLE CHIP PC AUDIO SYSTEM

CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO

Description

The 92HD99 single-chip audio system is a low power

optimized, high fidelity, 4-channel audio codec with stereo

integrated speaker amplifier, capless headphone amplifier,

and low drop out voltage regulator.

The high integration of the 92HD99 enables the smallest

PCB footprint with the lowest system BOM count and cost.

92HD99 provides high quality HD Audio capability to

notebook and business desktop PC applications.

DATASHEET

92HD99

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 stereo 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

• Support for 1.5V and 3.3V HDA signaling

• Digital microphone inputs (mono or stereo mics)

• 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

IDT CONFIDENTIAL

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©2009 INTEGRATED DEVICE TECHNOLOGY, INC.

V 0.93 06/11

92HD99

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