92HD87 Datasheet, PDF (21/204 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD87
SINGLE CHIP PC AUDIO SYSTEM, CODEC+STEREO SPEAKER AMPLIFIER+CAPLESS HP+LDO
Figure 4. Stereo Digital Microphone Configuration
Digital
Microphones
Off-Chip On-Chip
External
Multiplexer
DMIC_0
Or
DMIC_1
Pin
On-Chip
Multiplexer
STEREO
ADC0 or 1
PCM
Stereo Channels
Output
DMIC_CLK
Pin
DMIC_0
Or
DMIC_1
DMIC_CLK
Valid
Data R
Right
Channel
Valid
Data L
Left
Channel
Valid
Data R
Valid
Data L
Valid
Data R
Note: Some Digital Microphone Implementations support data on either edge, therefore, the
external mux may not be required.
IDT CONFIDENTIAL
21
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
V 0.995 01/11
92HD87