stac9272 Integrated Device Technology, stac9272 Datasheet - Page 25
stac9272
Manufacturer Part Number
stac9272
Description
10-channel High Definition Audio Codec
Manufacturer
Integrated Device Technology
Datasheet
1.STAC9272.pdf
(223 pages)
IDT™
STAC9271/9272/9273/9274
10-CHANNEL HIGH DEFINITION AUDIO CODEC
10-CHANNEL HIGH DEFINITION AUDIO CODEC
Figure 1. Single Digital Microphone (data is ported to both left and right channels)
DMIC_CLK
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DMIC_CLK
DMIC_0
DMIC_1
DMIC_0
DMIC_1
Microphones
Microphone
Digital
Digital
Or
Or
Figure 2. Stereo Digital Microphone Configuration
DMIC_CLK
DMIC_0
DMIC_1
D Q
CK
OR
Multiplexer
Off-Chip
External
Channel
Channel
Right
Valid R
Data
Right
DMIC_CLK
IDT CONFIDENTIAL
Pin
Valid Data
DMIC_0
DMIC_1
Off-Chip
Pin
OR
Pin
Pin
25
Valid L
Channel
Data
Channel
On-Chip
Left
Left
On-Chip
Single Line In
Multiplexer
Valid Data+1
On-Chip
Multiplexer
On-Chip
STAC9271/9272/9273/9274 V 1.0 MARCH2007
ADC0, 1 or 2
ADC0, 1 or 2
STEREO
STEREO
PCM
PCM
Stereo Channels
Stereo Channels
PC AUDIO
Output
Output
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