92HD71B8 Datasheet: 4-CHANNEL HD AUDIO CODEC OPTIMIZED





92HD71B8 4-CHANNEL HD AUDIO CODEC OPTIMIZED Datasheet

Part Number 92HD71B8
Description 4-CHANNEL HD AUDIO CODEC OPTIMIZED
Manufacture IDT
Total Page 30 Pages
PDF Download Download 92HD71B8 Datasheet PDF

Features: www.DataSheet4U.com DATASHEET 4-CHANNE L HD AUDIO CODEC OPTIMIZED FOR LOW POWE R Description The 92HD71B8 codec is a l ow power optimized, high fidelity, 4-ch annel audio codec compatible with Intel ’s High Definition (HD) Audio Interfa ce. The 92HD71B8 codec provides stereo 24-bit resolution with sample rates up to 192kHz. Dual SPDIF provides connecti vity to consumer electronic equipment t hat is WLP complaint. The 92HD71B8 prov ides high quality, HD Audio capability to notebook and business desktop PC app lications. • • • • • • • • • • • • • 92HD71B8 Supp ort for 1.5V and 3.3V HDA signaling wit h runtime selection Digital microphone input (mono, stereo, or quad array) 3 A djustable VREF Out pins for microphone bias High performance analog mixer opti on 6 analog ports Supports to 3 stereo microphone inputs Two-pin volume up/dow n control Digital PC Beep to all output s Integrated headphone amp Jack inserti on detection Sample rates up to 192kHz +3.3 V, +4 V, +4.75 V and +5 V analog power supply o.

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DATASHEET
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR
LOW POWER
92HD71B8
Description
The 92HD71B8 codec is a low power optimized, high
fidelity, 4-channel audio codec compatible with Intel’s High
Definition (HD) Audio Interface. The 92HD71B8 codec
provides stereo 24-bit resolution with sample rates up to
192kHz. Dual SPDIF provides connectivity to consumer
electronic equipment that is WLP complaint. The
92HD71B8 provides high quality, HD Audio capability to
notebook and business desktop PC applications.
Features
• 4 Channels (2 stereo DACs and 2 stereo ADCs) with
24-bit resolution
• Supports full-duplex stereo audio and simultaneous VoIP
• Provides a mono output for laptop sub-woofer
• Microsoft WLP 3/4 premium logo compliant, as
defined in WLP 3.09
• Optimized and flexible power management with
pop/click mitigation
• 2 independent S/PDIF Output converters for WLP
compliant HDMI/SPDIF support.
• Support for 1.5V and 3.3V HDA signaling with
runtime selection
• Digital microphone input (mono, stereo, or quad
array)
• 3 Adjustable VREF Out pins for microphone bias
• High performance analog mixer option
• 6 analog ports
• Supports to 3 stereo microphone inputs
• Two-pin volume up/down control
• Digital PC Beep to all outputs
• Integrated headphone amp
• Jack insertion detection
• Sample rates up to 192kHz
• +3.3 V, +4 V, +4.75 V and +5 V analog power supply
options
• 48-pin QFP and 48-pad QFN RoHS packages
Preliminary Datasheet
Block Diagram
X
DUAL SPDIF
Port A
Port B
Port C
Port D
Port E
Port F
SPDIF Out 1
SPDIF Out 2
IDT™ CONFIDENTIAL AND PROPRIETARY
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
1
92HD71B8
V 0.91 09/07

                    
                    






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