STAC9202 Datasheet, PDF (1/135 Pages) Integrated Device Technology – 2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH

2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH
DATA SHEET
STAC9202
DESCRIPTION
The STAC9202 is a high fidelity, 2-channel audio CODEC compli-
ant with the High Definition Audio (HD Audio) specification defined
by Intel. The STAC9202 implements direct interface to two digital
microphones supporting advanced beam forming applications
resulting in increased quality of applications requiring voice input.
FEATURES
• High-integration HD Audio Product
• 2-channel PC Audio CODEC
• Dual Digital Microphone interface
• Two-Channel DACs and ADCs with 24-bit sample
resolution
• High performance Σ∆ technology
• Sample rates up to 192 Hz
• 100dB DAC SNR
• Integrated Headphone Amps
• Stereo Analog Microphone
• Supports Stereo Microphone
• Microphone Boost 0, 10, 20, 30, 40dB
• Dual Digital Microphone Interface optimized for use
with Akustica Digital Microphones
• S/PDIF In and Out
• Universal Jacks^™ Functionality for jack retasking
• Adjustable VREF Out
• Digital PC Beep to all outputs
• +3.3 V, +4 V and +5 V analog power supply options
• 48-pin LQFP Environmental Package
DESCRIPTION
The STAC9202 is a high fidelity, 2-channel, audio CODEC
compliant with the High Definition Audio (HD Audio) specifi-
cation defined by Intel. The STAC9202 provides high qual-
ity, HD Audio capability to notebook and cost sensitive
desktop PC applications.
The STAC9202 incorporates IDT's proprietary Σ∆ technol-
ogy to achieve a DAC SNR of 100 dB. The higher perfor-
mance and quality of IDT’s audio solutions brings
consumer electronics level performance to the notebook,
desktop and media center PC.
The STAC9202 provides stereo, 24-bit, full duplex resolu-
tion supporting sample rates up to 192 KHz by the DAC
and ADC. The STAC9202 SPDIF In/Out support sample
rates of 96 KHz, 48 KHz and 44.1 KHz plus SPDIF_OUT
supports 88.2 KHz. Additional sample rates are supported
by the driver software.
The STAC9202 supports flexible configurations including
switchable Headphone Out and Universal Jacks™ func-
tionality for jack detection and re-tasking. The SPDIF inter-
face provides connectivity to Consumer Electronic
equipment like Dolby Digital decoders, powered speakers,
mini disk drives or to a home entertainment system. All
analog I/O pairs support LINE_IN, LINE_OUT and MIC.
IDT™ 2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES 1
IDT CONFIDENTIAL
STAC9202
V 1.1 102606