92hd91 Integrated Device Technology, 92hd91 Datasheet - Page 30

• Manufacturer Part Number: 92hd91
• Description: Single Chip Pc Audio System Codec+speaker Amplifier+capless Hp+ldo
• Manufacturer: Integrated Device Technology

92HD91
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
IDT™ CONFIDENTIAL
Microphones
Digital
Note: Some Digital Microphone Implementations support data on either edge, therefore, the
external mux may not be required.
DMIC_CLK
DMIC_0
DMIC_1
Or
Figure 6. Stereo Digital Microphone Configuration
Multiplexer
External
DMIC_CLK
Off-Chip
DMIC_0
DMIC_1
Channel
Pin
Pin
Right
Data R
Or
Valid
On-Chip
Channel
Data L
Multiplexer
Valid
Left
On-Chip
30
Data R
Valid
Data L
Valid
ADC0 or 1
STEREO
PCM
Data R
Valid
Stereo Channels
Output
V 0.91 10/10
92HD91