92HD66B IDT [Integrated Device Technology], 92HD66B Datasheet

92HD66B

Manufacturer Part Number

92HD66B

Description

FOUR CHANNEL HD AUDIO CODECS

Manufacturer

IDT [Integrated Device Technology]

Datasheet

1.92HD66B.pdf (286 pages)

Current page: 1 of 286
Download datasheet (4Mb)

FOUR CHANNEL HD AUDIO CODECS

DUAL CAPLESS HEADPHONE AMPLIFIERS

DESCRIPTION

The 92HD66B is a low power optimized, high fidelity,

4-channel audio codec compatible with Intel’s High Defini-

tion (HD) Audio Interface.

The 92HD66B provides high quality, HD Audio capability to

notebook and desktop PC applications.

FEATURES

•

4 Channels (2 stereo ADCs) with 24-bit resolution

Full HDA015-B and EuP low power support

•

Microsoft WLP premium logo compliant

4 or 5 analog ports with port presence detect*

3 integrated headphone amplifiers

2 Capless headphone amplifiers

3 or 4 ports support adjustable microphone bias*

Dual SPDIF outputs for WLP compliant support of

simultaneous HDMI and SPDIF output

SPDIF Input

Two digital microphone inputs (mono, stereo or

quad)

High performance analog mixer

Support for 1.5V and 3.3V HDA signaling

Integrated AVDD LDO for improved PSRR

+5V or +3.3V analog power supply

Digital and Analog PC Beep to all outputs

48-pin or 40-pin QFN RoHS packages

Audio inactivity transitions codec from D0 to D3 low

power mode

Resume from D3 to D0 with audio activity in < 10 msec

D3 to D0 transition with < -65dB pop/click

Port presence detect in D3 with or without bit clock

PC beep wake up in D3

Additional vendor specific modes for even lower power

SOFTWARE SUPPORT

•

DEVICE OPTIONS

•

Intuitive IDT HD Sound graphical user interface

that allows configurability and preference settings

12 band fully parametric equalizer

•

Dynamics Processing

•

IDT Vista APO wrapper

•

Microphone Beam Forming, Acoustic Echo

Cancellation, and Noise Suppression

Dynamic Stream Switching

•

Broad 3

Creative, Dolby, DTS, and SRS

4 Channel, 48-pin QFN package

4 Channel, 40-pin QFN package

•

Constant, system-level effects tuned to optimize a

particular platform can be combined with user-mode

“presets” tailored for specific acoustical environments

and applications

System-level effects automatically disabled when

external audio connections made

Enables improved voice articulation

Compressor/limiter allows higher average volume level

without resonances or damage to speakers.

Enables multiple APOs to be used with the IDT Driver

Improved multi-streaming user experience with less

support calls

*40-pin package removes

•

Port E and related VREF_Out

Mono Out

GPIO 4

party branded software including

DATASHEET

92HD66B

V 1.0 2/12

92HD66B

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