92hd89d Integrated Device Technology, 92hd89d Datasheet - Page 29

• Manufacturer Part Number: 92hd89d
• Description: Eight Channel Hd Audio Codec Low Power Optimized For Ecr15b And Eup
• Manufacturer: Integrated Device Technology

92HD89D
Eight channel HD Audio codec optimized for low power
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
Microphones
Microphones
Digital
Digital
DMIC_CLK
DMIC_0
DMIC_1
Note: Some Digital Microphone Implementations support data on either edge, in this case the
external multiplexer is not required.
Multiplexer
Multiplexer
External
External
DMIC_CLK
Figure 7. Quad Digital Microphone Configuration
Off-Chip
DMIC_0
DMIC_1
Channel
Right
Pin
Pin
Pin
Data R0
Data R1
Valid
Valid
On-Chip
Channel
Data L0
Data L1
Valid
Valid
Left
Multiplexer
Multiplexer
On-Chip
On-Chip
Channel
Right
Data R0
Data R1
Valid
Valid
29
Data L0
Data L1
Valid
Valid
Channel
Left
STEREO
STEREO
ADC0
ADC1
PCM
PCM
Data R0
Data R1
Valid
Valid
Stereo Channels
Stereo Channels
DMIC_0 L&R
DMIC_1 L&R
Output For
Output For
V1.0 04/10
92HD89D