92hd005 Integrated Device Technology, 92hd005 Datasheet - Page 18

• Manufacturer Part Number: 92hd005
• Description: Four Channel Hd Audio Codec
• Manufacturer: Integrated Device Technology

IDT™
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
92HD005/92HD005D
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
DMIC_CLK
DMIC_0
DMIC_1
Microphones
Digital
Note: Some Digital Microphone Implementations support data on either edge, therefore the
external mux may not be required
Multiplexer
Multiplexer
Figure 5. Quad Digital Microphone Configuration
External
External
Channel
Data R0
Data R1
Right
Valid
Valid
DMIC_CLK
Off-Chip
DMIC_0
DMIC_1
Pin
Pin
Channel
Data L0
Data L1
Valid
Left
Valid
Pin
On-Chip
Channel
Data R0
Data R1
Right
18
Valid
Valid
Multiplexer
On-Chip
Multiplexer
On-Chip
Data L0
Channel
Data L1
Valid
Valid
Left
Note: Valid ADC
Pairs include:
ADC0/ADC1,
STEREO
STEREO
92HD005/92HD005D
ADC0
ADC1
PCM
PCM
Stereo Channels
Stereo Channels
DMIC_0 L & R
DMIC_1 L & R
Output For
Output For
PC AUDIO
V 1.1 4/08