stac9272 Integrated Device Technology, stac9272 Datasheet - Page 26
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
DMIC_CLK
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DMIC_0
DMIC_1
Microphones
Note: Some Digital Microphone Implementations support data on either edge, therefore, the
external mux may not be required.
Digital
Figure 3. Quad Digital Microphone Configuration
Multiplexer
Multiplexer
External
External
Channel
Data R0
Data R1
Right
Valid
Valid
DMIC_CLK
Off-Chip
DMIC_0
DMIC_1
IDT CONFIDENTIAL
Pin
Pin
Channel
Data L0
Data L1
Valid
Left
Valid
Pin
26
On-Chip
Channel
Data R0
Data R1
Right
Multiplexer
Valid
Valid
On-Chip
Multiplexer
On-Chip
Data L0
Data L1
Channel
Valid
Valid
Left
Note: Valid ADC
STAC9271/9272/9273/9274 V 1.0 MARCH2007
Pairs include:
ADC0/ADC1,
ADC0/ADC2,
ADC1/ADC2
STEREO
STEREO
ADC0
ADC1
PCM
PCM
Stereo Channels
Stereo Channels
DMIC_0 L & R
DMIC_1 L & R
Output For
Output For
PC AUDIO
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