STAC9228 Integrated Device Technology, STAC9228 Datasheet - Page 26
STAC9228
Manufacturer Part Number
STAC9228
Description
Theater Quality Eight Channel High Definition Audio Codec With Digital Microphone Interface
Manufacturer
Integrated Device Technology
Datasheet
1.STAC9228.pdf
(237 pages)
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IDT™
STAC9227/9228/9229/9230
8-CHANNEL HIGH DEFINITION AUDIO CODEC
8-CHANNEL HIGH DEFINITION AUDIO CODEC
Note: Some Digital Microphone Implementations support data on either edge, therefore, the
external mux may not be required.
DMIC_CLK
DMIC_0
DMIC_1
Microphones
Digital
Or
Figure 2. Stereo Digital Microphone Configuration
Multiplexer
External
Channel
Valid R
Right
IDT CONFIDENTIAL
Data
DMIC_CLK
DMIC_0
DMIC_1
Off-Chip
OR
Pin
26
Pin
Valid L
Channel
Data
Left
On-Chip
Multiplexer
On-Chip
STAC9227/9228/9229/9230V 1.0 MARCH 2007
ADC0, 1 or 2
STEREO
PCM
Stereo Channels
PC AUDIO
Output
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